The Best Blockchain Developers

List of the Best Blockchain Developers

Looking for a top blockchain developer?

Our list of the top blockchain development companies is a good resource to start with. Blockchain solutions can totally transform how you run your business – you can streamline internal communication, data storage, and transactions all using the same ledger. Finding a developer that can walk you through the process of developing a solution of this sort is a challenge.

That's why we've created this list of the best blockchain firms and developers for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business.

  • 1

    IBM iX

    Founded in 2009, IBM iX provides IT and Cloud consulting services. Their large team of over 1,000 employees is based in Armonk, New York. 

    Notable Project

    IBM iX developed an e-commerce site for a telecommunications company. They also assisted with UX. Their work met the expectations of the client and streamlined processes. 

    "[The new site] requires fewer keystrokes and is much more intuitive." – Customer Relations Manager, Telecommunications Company

    Former clients
    National Stock Exchange of India Ltd.
    Finnair
    Vodafone
    CodeObjects
    Atea Sverige AB
    $ $ $ $ $
    equalizer $5,000+
    group1,000 - 9,999 Employees
    place Armonk, NY
    4.5
    4.5
    1 Clutch review
  • 2

    PixelPlex

    PixelPlex is a software and blockchain development company headquartered in New York City, with offices in Amsterdam, Netherlands and Minsk, Belarus. Founded in 2007, the team of 56 specializes in blockchain, custom software development, and mobile app development. They work mostly with enterprise and midmarket clients, primarily in the financial services industry. 

    Notable Project

    PixelPlex worked on smart contract consultation and development for a crowdfunding startup. They built the contract system and created backend processes to enhance communication between the GUI and contracts. The client was impressed with their ability to deliver throughout the project.

    “As for their effectiveness, PixelPlex delivered everything we asked of them on time with no major issues.” – CTO, Crowdfunding Startup 

    Former clients
    BMW
    Microsoft
    Oracle
    Rise
    $ $ $ $ $
    equalizer $25,000+
    group50 - 249 Employees
    place New York, NY
    4.9
    4.9
    11 Clutch reviews
  • 3

    4soft

    Look4App is a software house headquartered in Wroclaw, Poland with another office in Dubai, the UAE. Founded in 2013, Look4App's team of 32 employees provides web development, UX/UI design, and custom software development services for small and midmarket clients.

    Notable Project

    Look4App was hired by an entrepreneur who wanted to create a photo application similar to Instagram. Look4App supplied full-scope development for the Android app, working on every aspect of the application: the landing page, the backend database, server connections, and the front end. The application has around 60 filters, which is particularly ambitious, but since its completion, the app has around 300,000 to 400,000 downloads with around 50,000 paid downloads.

    "I wanted to develop an app which would be better than Instagram; in some respects, I achieved this. The app has been successful, reaching between 300,000 and 400,000 downloads" — Entrepreneur

    Former clients
    Cofapay
    Emerald Air
    Travelplanet.pl
    ZonGuru
    $ $ $ $ $
    equalizer $10,000+
    group50 - 249 Employees
    place Wrocław, Poland
    4.9
    4.9
    19 Clutch reviews
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  • 4

    ArcTouch

    ArcTouch was founded in 2008 and has offices in San Francisco, Calif., New York, and Florianópolis, Brazil. They excel at app development, blockchain, and UX/UI design. They guide their enterprise clients through the app building process by defining a strategy for the best user experience, planning the visual design, developing and testing the prototype, and ensuring optimization and growth.

    Notable Project

    A California-based content discovery startup hired ArcTouch to design a content discovery platform and iOS app. They provided feedback on the startup's user stories, created wireframes, and developed the platform and app. The project was completed ahead of schedule.

    “We’re astonished at the quality of the work. We’re a small company, and we weren’t expecting the same level of service a Fortune 500 company might enjoy. We were amazed by their design and the effort that went into every screen.” – Senior Project Manger, Content Discovery Startup

    Former clients
    Yahoo!
    Adidas
    Audi
    3M
    Guess
    Honeywell
    Champs Sports
    Sony
    Salesforce
    $ $ $ $ $
    equalizer $25,000+
    group50 - 249 Employees
    place San Francisco, CA
    4.9
    4.9
    19 Clutch reviews
  • 5

    Antier Solutions

    Antier Solutions was founded in 2009. They are a software developer based in Punjab, India. Their team of 110 employees specialize in blockchain, mobile app, and web development for primarily midmarket businesses in the advertising, business services, and customer products industries.

    Notable Project

    Antier Solutions made a crime reporting app for a public safety startup. They built apps for iOS and Android and linked them to an extant backend database. They finished the apps far ahead of schedule and the client is impressed with the quality of the work.

    “I was impressed with how they’d go out of their way to optimize a product via unique solutions, rather than churning out an inferior product using a standard development methodology.” – Founder, Public Safety Startup

    Former clients
    Audeze
    Negovation
    Reveal
    121with
    $ $ $ $ $
    equalizer $10,000+
    group50 - 249 Employees
    place Punjab, India
    5.0
    5.0
    4 Clutch reviews
  • 6

    Debut Infotech

    Headquartered in Mohali, India, Debut Infotech also maintains a US presence with its Chicago office. Debuting in 2012, they’ve grown to almost 100 employees who are dedicated to both web and mobile app development.

    Notable Project

    Debut Infotech has an ongoing partnership with a leading bank to streamline processes and help the internal team track sales. Debut Infotech developed server-side iOS and Android apps that integrated with the client’s backend custom relationship management (CRM) solution.

    “The application already has 7,000-8,000 users, which speaks to its adaptability, speed, look, and feel.” – Head of Sales, Leading Bank

    Former clients
    Best Western
    KFC
    Line Hotel
    Saavi
    Ivory
    $ $ $ $ $
    equalizer $10,000+
    group10 - 49 Employees
    place Mohali, India
    4.8
    4.8
    22 Clutch reviews
    Awards

    Business of Apps: Top Mobile App Development Company in Chicago , Top Developers in India 2017

  • 7

    OnGraph Technologies Corporation

    OnGraph Technologies is a global software development company that specializes in blockchain, web development, and custom software development. Founded in 2007, The company is headquartered in Hicksville, N.Y. and has 250 employees. OnGraph Technologies works with enterprises, middle-market companies, and small businesses across the information technology, business services, and financial services industries. 

    Notable Project

    OnGraph Technologies based design work on provided wireframes as they created a new website for a client's online music platform. The team managed the development and design aspects and oversaw the addition of music-playing capabilities. The website performs seamlessly and has received positive feedback from users. 

    "OnGraph Technologies is very good at getting their ideas across." – Director, Online Music Platform 

    Former clients
    Audience Unlock
    GradReady
    Artist-Info.com
    Gigrep
    Childlike Heart
    Inc.
    $ $ $ $ $
    equalizer $5,000+
    group50 - 249 Employees
    place Noida, India
    4.8
    4.8
    14 Clutch reviews
  • 8

    OpenLedger

    Founded in 2014, OpenLedger is an IT and blockchain support firm that offers IT strategy consulting, web development, and blockchain services to their small business, mid-market, and enterprise clients. Their 250 employees are based out of offices in Copenhagen and Minsk.

    Notable Project

    OpenLedger recently worked on blockchain development for a tea exchange company. Through a web interface, they developed a blockchain-based exchange platform for tea trading for that client.

    “OpenLedger successfully built the complicated tea trading process on blockchain. They helped us complete the project as a part of our team.” — Director of Business Development, Tea Exchange Company

    Former clients
    Crypviser
    Karma
    Sola
    $ $ $ $ $
    equalizer $25,000+
    group50 - 249 Employees
    place Copenhagen, Denmark
    5.0
    5.0
    2 Clutch reviews
  • 9

    Ionixx Technologies

    Ionixx Technologies is a full-spectrum development firm based in Thiruvanimiyur, India, with offices in Pasadena, Calif. and Toronto. Founded in 2013, the team has steadily expanded to over 100 employees at present time. Ionixx Technologies primarily provides custom software development, UX/UI design, and blockchain services.

    Notable Project

    Ionixx Technologies worked with a refugee staffing platform to develop an app that would allow refugees to work from their smartphones. Ionixx recommended changes based on existing mock-ups so as to improve the UI, and made sure both the user and admin sides were smooth and intuitive to manipulate.

    "I had a really wonderful experience working with Ionixx Technologies." – Founder and CEO, Refugee Staffing Platform

    Former clients
    Seva
    ixAudit
    iKlant
    Dubuqu
    $ $ $ $ $
    equalizer $10,000+
    group50 - 249 Employees
    place LOS ANGELES, CA
    5.0
    5.0
    7 Clutch reviews
    Awards

    ISO 9001:2015 Certification

  • 10

    Espeo Software

    Headquartered in Poznań, Poland, Espeo Software is a development agency that focuses primarily on the business services, marketing, and education industries. Founded in 2008, the company has about 70 employees that work with small businesses, middle-market companies, and enterprise clients alike. Espeo Software specializes in web development, blockchain, mobile app development, and more. 

    Notable Project

    Espeo Software created a sophisticated tool for a digital education company that evaluates and certifies digital and analog education resources. The company continues to improve the tool's functionality and is currently building a related catalog site. The tool Espeo Software delivered runs smoothly and has garnered positive feedback from internal users.

    "The service has been flexible, trouble-free, and efficient." –  Head of Operations, Digital Education Company 

    Former clients
    Egnyte
    Oracle
    Eximap
    MapVida
    Pentaleap Oy
    SecurelyShare
    $ $ $ $ $
    equalizer $10,000+
    group50 - 249 Employees
    place Poznań, Poland
    4.6
    4.6
    25 Clutch reviews
  • 11

    SoftwareMill

    SoftwareMill is a software and consultancy company based in Warsaw, Poland. Founded in 2009, they have 40 employees who provide services including custom software development, big data consulting, blockchain development, and AI. 

    Notable Project

    SoftwareMill provided a mobile app developer in San Francisco with back-end server development using Scala. The client's project was for the media and communications industry, and they needed a comprehensive software architecture solution for a sophisticated project. SoftwareMill integrated several API's for automating data management, and optimized them for scalability. The client was satisfied both with the quality of results and with the service they received in the partnership.

    "Qualitatively, SoftwareMill has always hit projects on time and on budget. There have been no issues around major delays or cost overruns." - Managing Director, Mobile Development Firm

    Former clients
    Tipser
    HRoBOT
    Zerigo
    Vocado
    $ $ $ $ $
    equalizer $25,000+
    group50 - 249 Employees
    place Warszawa, Poland
    4.9
    4.9
    17 Clutch reviews
  • 12

    Unicsoft

    Unicsoft is a software development agency based in Kiev, Ukraine. Founded in 2005, they have about 50 employees. Their service options include web and mobile application development, predictive analytics, ICO/Cryptocurrency solutions, and custom software.

    Notable Project

    Unicsoft developed native Android and iOS applications for a network security startup. The end-clients are software developers and system administrators, and the startup needed sophisticated programming expertise. They produced technical specifications and integrated security features into the UX. The client reported that their technical expertise and communication skills exceeded their expectations.

    "Unicsoft was able to quickly work with us to define the necessary product and functionality and then dive in." - Founder, Security Startup

    Former clients
    Intellinote
    Minglr
    ZZ Wolf
    $ $ $ $ $
    equalizer $5,000+
    group50 - 249 Employees
    place Kiev, Ukraine
    4.9
    4.9
    17 Clutch reviews
  • 13

    MixBytes

    Founded in 2017, MixBytes is a software development firm that offers blockchain services to their small business and mid-market clients in the IT, business, and financial services industries. Their 50 employees are based out of Moscow.

    Notable Project

    MixBytes recently worked on security audits for a cryptocurrency market platform. They displayed blockchain data after conducting an audit on a major cryptocurrency source code for that client.

    “After receiving the audit report, we implemented their most useful suggestions. Now we're even more confident in the security of our service.” — CEO, Cryptocurrency Market Platform

     

    Former clients
    Poa Network
    Smartz.io
    Dao Casino
    $ $ $ $ $
    equalizer $10,000+
    group10 - 49 Employees
    place Moscow, Russia
    5.0
    5.0
    11 Clutch reviews
  • 14

    Minddeft Technologies Pvt Ltd

    As a software development company from Ahmedabad, India, Minddeft Technologies Pvt. Ltd., offers services in blockchain technologies and other forms of application development. They were founded in 2015 and have an extensive team of over 50 employees.

    Notable Project

    Minddeft Technologies helped a venture incubator and consulting company develop an innovation system along with a Java Liferay stack. They were involved with the architecture, primary implementation of the system, scrum management, and assurance testing. Thanks to their help, the client has enterprise technologies that will scale to millions of users. The client was satisfied with their expertise and level of engagement throughout the project.

    “My theory is that only 5% of programmers are really great. We’ve gone through lots and lots of programming houses and partners. Minddeft Technologies has been one of the survivors, coming through over and over, successfully completing difficult project.” – Chairman, Venture Incubator Company

    Former clients
    JOINTER
    miBoodle
    Global Education Solutions
    Real Block Estate
    Element Zero
    $ $ $ $ $
    equalizer $5,000+
    group50 - 249 Employees
    place Ahmedabad, India
    4.5
    4.5
    2 Clutch reviews
  • 15

    Merehead

    Merehead is a fintech and blockchain solutions company based in Seattle and Kiev, Ukraine. Founded in 2015, they have 26 employees specializing in web and mobile app development, B2B and B2C portals, and e-commerce. They work predominantly for small businesses, typically in advertising, IT, and healthcare.

    Notable Project

    Merehead created a B2B platform for group-based hiring for a staffing company. They provided design and basic development and integrated features like Stripe billing processes, along with offering maintenance and additions. The recently published website has already attracted interest from sales prospects.

    “They have amazing design skills. They’re also proficient in development, which is where our CTO focused, but he didn’t have to work on the design side at all. I would recommend Merehead to anyone looking for design services.” – Co-Founder, Staffing Company

    Former clients
    Coinbird
    Finder
    $ $ $ $ $
    equalizer $10,000+
    group10 - 49 Employees
    place Kiev, Ukraine
    4.8
    4.8
    2 Clutch reviews
  • 16

    LimeChain

    Limechain is a blockchain consulting and development company in Sofia, Bulgaria. Founded in 2017, they have 19 employees who develop and implement blockchain technologies, including development for Initial Coin Offerings and Decentralized Applications.

     

    Notable Project

    Limechain developed a blockchain model for a research startup to economize their client’s scientific processes. Limechain provided business logic and methodology for the development of an ICO. Their expertise helped upgrade a contract for the client.

    “They’re knowledgeable and have solved significant problems in the blockchain community. For example, LimeChain upgraded a contract we wanted to deploy and made it reversible.” ­– Head of Development, Research Startup

    Former clients
    Arxum
    Vaultitude
    Mycro
    Propsy
    $ $ $ $ $
    equalizer $5,000+
    group10 - 49 Employees
    place Sofia, Bulgaria
    5.0
    5.0
    3 Clutch reviews
  • 17

    Robosoft Technologies

    Robosoft Technologies is a full-service digital experiences agency offering digital advisory, design strategy, UX/UI services, application development & maintenance and expertise in emerging technologies such as AR, VR, blockchain, chatbots and more. Established in 1996 and headquartered in San Francisco, the team of 500+ has offices in Mumbai, Udupi, Bengaluru, Chicago, and New York.

     

     


     

    Notable Project

    In less than a year, Robosoft created four complex transactional apps for a managed service provider (MSP) and virtual memory system (VMS) solutions provider, including voice-based assistance. The client appreciated that Robosoft Technologies tackled a challenging project and showed professionalism throughout. Thanks to their product design, the app ranks as one of the highest in the industry and resulted in over $100 million in future earnings.

    “Robosoft Technologies always went above and beyond to try to make things right. They never flinched when I was hard on them, and it really seemed that they were a part of our team.”  – Senior Director of Product Management & Design, Global Workforce Management Solution

    Former clients
    McDonalds India
    Disney
    HP
    NDTV
    athenahealth
    Disney
    ESPN
    AKQA
    National Geographic
    $ $ $ $ $
    equalizer $50,000+
    group250 - 999 Employees
    place San Francisco, CA
    4.7
    4.7
    17 Clutch reviews
    Awards

    Amazon Mobility Awards: Mobile App Development Company of the Year , Products, Upgrades, and Innovation of the Year , Best of App Store , Apple Design Award , BAFTA , American Business Awards: Stevie Gold Winner

  • 18

    Infopulse

    Infopulse is a digital software company based in Kyiv, Ukraine with additional offices in Israel, Germany, France, and the U.S. Since 1991, their team of more than 1,000 employees offers custom software development, web development, IT strategy consulting, mobile development and app testing services. They usually work with mid-sized clients in the information technology industry.

    Notable Project

    Infopulse designed and developed a mobile application for an Olympic committee within a tight timeline. The app included functionalities that allowed video content sharing and scheduling information.

    “Their openness, professionalism, attentiveness, and responsibility are what’s most impressive about them.” – Marketing Manager, Olympics Committee

    Former clients
    A2B.Direct
    American Chamber of Commerce in America
    BICS
    British American Tobacco
    $ $ $ $ $
    equalizer $25,000+
    group1,000 - 9,999 Employees
    place Kyiv, Ukraine
    4.7
    4.7
    9 Clutch reviews
    Awards

    Leading Global Outsourcing Providers (2018)

  • 19

    Ideas By Nature

    Founded in 2011, Ideas By Nature is a creative agency. Their team of around 15 employees is based in Denver. They focus on blockchain, web design, and branding.

    Notable Project

    Ideas By Nature developed blockchain architecture for a film production platform. They were responsible for the entire process, from mockups to the full build.

    "They delivered everything, and we’re very satisfied." – Co-Founder, Film Production Platform

    Former clients
    FIO
    Dapix
    Trace TV
    SJV, Komodo Platform
    Equa
    C4
    $ $ $ $ $
    equalizer $10,000+
    group10 - 49 Employees
    place Denver, CO
    5.0
    5.0
    1 Clutch review
  • 20

    Yudiz Solutions Pvt. Ltd.

    Yudiz Solutions is a mobile app development company founded in 2009. Headquartered in Ahmedabad, India, they also have offices in Gujarat and Rajkot, India. With a team of 215 employees, they specialize in mobile app development, UX/UI Design, and AR/VR Development, and serve a wide range of clients.  

    Notable Project

    Yudiz Solutions served an agriculturally oriented social media platform by building a mobile application for iOS and Android. The team oversaw the design and the front-/backend development of the product. Overall, the client was impressed with their work. 

    "The app is easy to use and works as expected. We haven't had any bugs." – Founder, Social Media Platform 

    Former clients
    Nestle
    Havas Media
    Money Control
    $ $ $ $ $
    equalizer $10,000+
    group50 - 249 Employees
    place Ahmedabad, India
    4.8
    4.8
    33 Clutch reviews
  • 21

    SoluLab

    Founded in 2013, SoluLabs is a mobile app and custom development firm based in Ahmedabad, India. SoluLabs currently employs more than 60 developers with a range of specialties – from mobile app development to blockchain to IoT development to SaaS product development.

    Notable Project

    A social fitness startup hired SoluLabs to develop a mobile app from scratch. The product used geofencing to connect people to fitness venues in different locations and was recognized by Inc. magazine for its user experience. After their release, the Android and iOS apps enabled the startup to gain more recognition and funding. The client credits SoluLabs' efficient work with being able to grow the company.

    "They were responsive overall. If we needed quick changes to be made, SoluLab set up meetings and kept clear lines of communication to understand and diagnose our ongoing issue. ... I emailed and called the team at random times, and someone was always available." – CEO, Social Fitness App

    Former clients
    Casting Work Book
    Deals En Route
    Apptoto
    VersaFit
    $ $ $ $ $
    equalizer $10,000+
    group50 - 249 Employees
    place Los Angeles, CA
    4.9
    4.9
    24 Clutch reviews
  • 22

    AXIOMA

    AXIOMA is a web development firm located in Riga, Latvia. Founded in 2009, AXIOMA's team of 16 employees has nearly a decade of experience in web design and development. The firm also offers SEO services to its clients. AXIOMA primarily works with smaller and mid-market clients from the advertising, business services, and financial services industries. 

    Notable Project

    AXIOMA partnered with a digital design firm to assist the organization with various digital development projects. The team at AXIOMA has partnered with the client on numerous digital projects for them and their end-client organizations. They also provide back-end PHP development for the client's account management system. Additionally, AXIOMA developed a web-based application to help the client manage the organization's accounts more effectively.

    "We have been absolutely satisfied and never had major problems. Development will always be a bit tricky, but AXIOMA delivers work on time and mostly bug-free. I am very happy with them."-Creative Director, Digital Design Firm 

    Former clients
    Wargaming
    TheBestCoin
    Enso Exchange
    Proof of Toss
    $ $ $ $ $
    equalizer $10,000+
    group10 - 49 Employees
    place Riga, Latvia
    5.0
    5.0
    1 Clutch review
  • 23

    Appinventiv

    Appinventiv is a mobile app development company and app modernization specialist of 250+ experts. A newcomer of promise since 2014, the company headquarters itself in New York and maintains offices in the UK, the UAE, and Noida, India.

    Notable Project

    Charged with creating a mobile app for managing and integrating government databases, Appinventiv provided mostly backend development to build the solution. The client appreciated the depth of their expertise, adaptiveness, and ultimate success.

    "AppInventiv does their work flawlessly, and as of right now, I can’t find anything that they need to improve." – Product Head, Political Engagement App

    Former clients
    Sony BMG
    NexGTV
    PWC
    Tech Mahindra
    SuperTech
    $ $ $ $ $
    equalizer $10,000+
    group250 - 999 Employees
    place Manhattan, NY
    4.7
    4.7
    65 Clutch reviews
  • 24

    Velmie

    Velmie is a blockchain agency based in Yonkers, N.Y. with an office in Minsk, Belarus. Founded in 2015, the team of under 250 specializes in blockchain and AI. They work primarily with midmarket-level businesses, focusing on healthcare and medical, transportation, and manufacturing.

     

    Notable Project

    Velmie worked on advanced software development for an exercise equipment manufacturer. They developed an embedded software for recording exercise routines and guiding users through them. They integrated remotely with the in-house team and provided support. The client appreciated their ability to deliver.

    “They’ve delivered everything we ask for. We care strictly about results and we have seen those from Goiot. The main thing is that stuff works, but the fact that we enjoy working with them is a bonus.” – Founder, Exercise Equipment Manufacturer 

    Former clients
    Hydrawise
    Watermark
    Vizibal
    $ $ $ $ $
    equalizer $5,000+
    group50 - 249 Employees
    place Yonkers, NY
    4.7
    4.7
    7 Clutch reviews
  • 25

    Talentica Software

    Talentica Software is an outsourced product development company with a team of 474 founded in 2003. Based in Pune, India, the company provides custom software development, artificial intelligence, and blockchain solutions for small and midmarket businesses. They use frameworks such as Spring MVC, NodeJS, and AngularJS, and are proficient in JavaScript, Python, and Java, among other languages.

    Notable Project

    Talentica Software assisted in the development of a SaaS system for an email service company. Talentica Software handled the updates for said system. Updates included new features and functionalities for the system's users. The system plays a vital role in the company's activities.

    "I have always been most impressed with the way that the team handles the constantly changing priorities we give them. As our development team, they tackle large and small projects with enthusiasm." - CTO, Email Service Company

    Former clients
    Citrus Pay
    SaffronArt
    Culture Machine
    $ $ $ $ $
    equalizer $50,000+
    group250 - 999 Employees
    place Pune, India
    4.7
    4.7
    5 Clutch reviews
  • 26

    482.solutions

    482.solutions is a blockchain development and consulting firm that was founded in 2013. They employ 34 staff in their office in Odesa, Ukraine, where they provide innovated blockchain engineering for small and midmarket companies in fintech, energy, and e-government. Services include custom software development, security, and IoT development.

    Notable Project

    482.solutions used an IBM Hyperledger Fabric model to create an identity management and authentication system powered by blockchain for an IT and services company. They also added innovative features on top of the existing framework. They impressed the client with their reliable communication, high-quality work, and expert advice.

    “They’re always very prepared. Before we started working with them, we had several meetings in which they brought a lot of materials, samples, case studies, and they always tell us what will be best for our business.” – CEO, IT & Services Company

    Former clients
    Hive.id
    Hacken
    Energy Web Foundation
    $ $ $ $ $
    equalizer $10,000+
    group50 - 249 Employees
    place Odesa, Ukraine
    5.0
    5.0
    4 Clutch reviews
  • 27

    Perfectial

    Perfectial is a software development company with 224 employees, established in 2010. They are headquartered in Lviv, Ukraine, with offices in Kyiv, Ukraine, Ivano-Frankivsk, Ukraine, London and Boston. They offer services in web development, custom software development, IT staff augmentation, and blockchain. Their clients are largely midmarket and enterprise companies, with focuses in advertising and marketing, IT, and financial services.

    Notable Project

    Perfectial increased software reliability and scalability for an online advertising software company. Their ongoing work with the client includes software and web development, API development, and reporting development. The client appreciated Perfectial’s collaboration and high-quality work.

    “The general feedback has been that they are extremely efficient at getting work completed and out the door.” – CEO, Online Advertising Software Company

    Former clients
    RealNex
    BuzzTarget
    DataXu
    Cove Financial
    $ $ $ $ $
    equalizer $25,000+
    group250 - 999 Employees
    place Lviv, Ukraine
    4.7
    4.7
    14 Clutch reviews
  • 28

    Inn4Science

    Inn4Science is a blockchain development company headquartered in Las Vegas, with an office in Kharkiv, Ukraine. Founded in 2016, the team of 49 specializes in blockchain, web development, and custom software development. They primarily work with midmarket clients, mainly in the business services, financial services, and marketing industries.

    Notable Project

    Inn4Science worked on blockchain development for an online commodity exchange. They provided services including a proof of concept, business analysis, blockchain and web development, design, and technical support. The client was satisfied with the outcome of the project. 

    “Every member of their team was professional and welcomed the use of an agile methodology. The designers captured our ideas perfectly, and the working process was quite seamless and comfortable.” – COO and Co-Founder, Online Commodity Exchange 

    Former clients
    VIPCOIN
    Nanopool
    Winter in Venice
    $ $ $ $ $
    equalizer $50,000+
    group50 - 249 Employees
    place LAS VEGAS, NV
    5.0
    5.0
    5 Clutch reviews
  • 29

    Bitswift Technology Solutions Inc.

    Bitswift Technology Solutions Inc. is a digital firm based in Kingston, Canada founded in 2017. Their team of 3 professionals provides blockchain technologies to their clients.

    Notable Project

    A hotel subcontracted Bitswift Technology Solutions Inc. to provide managed IT services for their business. Bitswift Technology Solutions Inc. monitored the hotel's 12 computers and handled any problems that the hotel encountered concerning IT. Bitswift Technology Solutions Inc. also helped install cameras and WiFi for the hotel.

    "They're very trustworthy and honest. They have our best interests in mind." - Management, Hotel

    $ $ $ $ $
    equalizer

    Undisclosed

    group2 - 9 Employees
    place Kingston, Canada
    5.0
    5.0
    1 Clutch review
  • 30

    Quest Global Technologies Limited

    Quest Global Technologies is an international IT consultancy headquartered in Los Angeles with additional locations in Lyngby, Denmark and Indore, India. Established in 2013, they have 77 employees, and mostly provide large-scale firms with customized enterprise software for digital transformation. Their services include CRM consulting and software integration, custom software development, web development, e-commerce development, and more.

    Notable Project

    Quest Global Technologies developed a web portal for an Indian financial management firm. The client wanted a cloud-based platform that could automate some of their analytics, as well as generate performance and earnings reports. Quest Global delivered the site quicker than the client expected, and exceeded their projected functionality. The majority of the client's operations now occur online through Quest's web portal; they reported being impressed by the honesty and professionalism of the Quest GLT team.

    "I was grateful that they scheduled meetings according to our convenience. They never let us down in terms of understanding requirements, meetings, deadlines, or quality." — Founder, Financial Advisory

    Former clients
    EC Innovations
    USA ALM First
    Dubai Ujjwal Edutech
    $ $ $ $ $
    equalizer $1,000+
    group50 - 249 Employees
    place Los Angeles, CA
    5.0
    5.0
    1 Clutch review
  • 31

    Hyperlink InfoSystem

    Founded in 2011, Hyperlink InfoSystem is a 250+ team of professionals dedicated to IT services, mobile app development, and ERP/SI consulting. Based in Ahmedabad, the company offers a range of digital solutions from offices in the UK, US, and Australia.

    Notable Project

    Partnering with a major hotel group based in Hong Kong, Hyperlink InfoSystem created a series of web and mobile solutions to increase productivity and efficiency of the hotel staff. With a mastery of frontend to backend development, they presented a cost-effective and successful solution well before the deadline.

    “We are fully satisfied with our experience with Hyperlink InfoSystem. ... They were always prompt in their response to our queries and gave us good suggestions and solutions throughout the development phase.” – IT Director, Global Hotel Group

    Former clients
    Discovery
    Viacom
    Disney
    Cartoon Network
    $ $ $ $ $
    equalizer $10,000+
    group250 - 999 Employees
    place Ahmedabad, India
    4.9
    4.9
    66 Clutch reviews
  • 32

    HashCash Consultants

    HashCash Consultants is a software company based in Fremont, Calif. Their team of fewer than 50 employees is distributed across locations in Palo Alto, Calif. and Melbourne, Australia. They serve small to midmarket businesses in industries such as financial services and IT. Services include blockchain development, BI, & big data consulting.

    Notable Project

    HashCash Consultants provided blockchain app development services to a financial services company. The platform featured bitcoin invoicing, a merchant account management interface, a ticketing system, and more functionalities. The team worked quickly and efficiently, developing an impressive solution. 

    “Once the product was launched, we got tremendous responses from clients who use cryptocurrency.” — Product Manager, Financial Services Company

    Former clients
    Diamante Blockchain
    Deutsche Bank
    Bank of Mauritius
    ING
    Intel
    $ $ $ $ $
    equalizer $5,000+
    group10 - 49 Employees
    place Fremont, CA
    5.0
    5.0
    1 Clutch review
  • 33

    DevProvider

    A blockchain development company founded in 2011, DevProvider, formerly known as Code Enterprise, is based in Islamabad, Pakistan. Their team of over 10 employees serves mostly small businesses in industries such as retail and advertising and marketing. They offer blockchain services, as well as mobile and web app development.

    Notable Project

    DevProvider helped to develop new modules for a cashback voucher company’s system. The range of modules aimed to generate and provide incentives to customers. The team was a reliable, successful development partner.

    “If we have an idea, they try to make it better.” — CEO, Cashback Voucher Program

    Former clients
    Cointopay
    Orangebuddies Media
    Mineral System Ltd
    $ $ $ $ $
    equalizer

    Undisclosed

    group10 - 49 Employees
    place Islamabad, Pakistan
    4.8
    4.8
    2 Clutch reviews
  • 34

    Titanium Blockchain

    Titanium Blockchain is a software development firm based in Tel Aviv, Israel. Established in 2015, the company has a staff of about 10 employees that specializes in implementations of the blockchain computational ledger and record-keeping system. Their services include custom software development, blockchain development, initial coin offering support, and more. They primarily utilize the Ethereum Smart Contract system, Linux-developed hyperledger, and Neo blockchain.

    Notable Project

    Titanium Blockchain supported a navigation app with the blockchain-oriented portion of their development cycle. The client wanted to use blockchain to create a hyper-accurate indoor navigation system for large facilities that would be more precise than GPS. Titanium's team provided infrastructure and wireframes for the client's in-house mobile developers; the app has already been adopted by several large clients in their market.

    "They have a positive attitude and work diligently to meet our expectations." — CEO, Navigation App Developer

    Former clients
    Verv
    CoinJanitor
    Millentrix
    $ $ $ $ $
    equalizer $10,000+
    group50 - 249 Employees
    place Tel Aviv-Yafo, Israel
    5.0
    5.0
    2 Clutch reviews
  • 35

    Fueled

    With a team of 50+, Fueled specializes in creating mobile apps and websites. The New York-based app development company aims to create easy-to-use and attractive products for customers, whether they are big or small brands.

    Notable Project

    Fueled designed a bidding-style app for a company that deals with nightlife reservations. They built the app from scratch, taking into consideration what the company wanted, as well as giving advice. The app had a lot of functions, such as a list of venues, submission options, and tools that allowed notifications to be sent from venues.

    “They’re incredibly efficient in the work that they do and know what they're doing in design, coding, and executing their ideas. They have a great understanding of what's current and get things done very quickly compared to others.” – Founder, Mobile App

    Former clients
    Rite Aid
    Sunnycomb
    QuizUp
    Verizon
    $ $ $ $ $
    equalizer $75,000+
    group50 - 249 Employees
    place New York, NY
    4.8
    4.8
    20 Clutch reviews
    Awards

    Hive Awards , The Webbys

  • 36

    AIS Novations

    Founded in 2007, AIS Novations is a Minsk, Belarus-based development company that specializes in web development and Blockchain for clients in financial services, e-commerce and information technology fields. A team of about 50, AIS Novations provides a full cycle of software development and IT consulting.

    Notable Project

    AIS Novations helped a software development firm convert prospects into customers, improve client satisfaction, and increase online visibility by overseeing the development of an updated online ordering system and web application that was written in .NET and C#. As a result of its partnership with AIS Novations, the software development firm's client retention rate is 97%. 

    "At this point, it's like we're one company even though we're not because I use [AIS Novations] exclusively." - Owner, Development Group 

    Former clients
    Cambridge University
    Kwick Doctor
    Loomia
    AlSales
    NovaClub
    $ $ $ $ $
    equalizer $1,000+
    group50 - 249 Employees
    place Minsk, Belarus
    5.0
    5.0
    5 Clutch reviews
  • 37

    Waverley Software

    Waverley Software is a software engineering company headquartered in Palo Alto, Calif. It also has offices in Boston, Kharkiv, Ukraine, Lviv, Ukraine, and Ho Chi Minh, Vietnam. Founded in 1992, Waverley's team of over 80 employees mainly provides midmarket brands around the world with custom software development, mobile app development, and IoT development services.

    Notable Project

    Waverley Software provided an alarm company with custom software embedding, mobile app development, and supply staff augmentation for quality assurance. The team primarily worked on Android development for the mobile app, but also helped with embedded Linux software development, real-time operating systems, and networking protocols.

    “Thanks to their excellent technical proficiency, Waverley Software produced high-quality deliverables for our company. They helped us foster the ability to bring four projects to market during my time with the company. We’ve successfully sold those systems to new customers already.” – Senior Engineer, Alarm Company

    Former clients
    Matrixx
    Nespresso
    Seagate
    GameChanger
    $ $ $ $ $
    equalizer $50,000+
    group50 - 249 Employees
    place Palo Alto, CA
    4.9
    4.9
    21 Clutch reviews
  • 38

    IdeaSoft.io

    Founded in 2016, IdeaSoft.io is a software development firm that offers custom software development, blockchain, and web development services to their clients in the IT, business services, and education industries. Their 250 employees are based out of offices in New York, NY and Kharkov, Ukraine. .

    Notable Project

    IdeaSoft.io recently worked on web development for a broker company. They implemented a ranking system through a database they developed for that client.

    “The database is available to specific customers, and it’s going quite well.” — CEO, Broker Company

     

    Former clients
    Porsche
    Bittrex
    Bittrex, Securitize
    $ $ $ $ $
    equalizer $10,000+
    group50 - 249 Employees
    place Kharkov, Ukraine
    4.9
    4.9
    6 Clutch reviews
  • 39

    Craftchain

    Craftchain is a blockchain services company based in Poznań, Poland with an office in Riyadh, Saudi Arabia. Founded in 2018, the team of 5 specializes in blockchain, custom software development, and UX/UI design. They work primarily with enterprise and midmarket clients.

    Notable Project

    Craftchain provided blockchain services for a stair ladders company. They developed a blockchain platform to oversee business logistics and track workflow. The client was impressed with the outcome of the project. 

    “Our transactions can now be about 50% faster, and we no longer have to invest as much money into unsatisfactory business practices.” – Partnerships Manager, Ladders Company 

    Former clients
    Nestle
    Hilton
    unicef
    Aviva
    $ $ $ $ $
    equalizer $50,000+
    group10 - 49 Employees
    place Poznan, Poland
    4.5
    4.5
    4 Clutch reviews
  • 40

    Ulam Labs

    Ulam Labs is a Wrocław, Poland based software development firm that was established in 2015. They have 9 employees and they offer web development, mobile app development, and cloud consulting services. 

     

    Notable Project

    A SEO software company hired Ulam Labs to bring down the cost of their Google Cloud services. They audited the clients account to find what was increasing the bill and then restructured their infrastructure accordingly. The client was impressed with their work and continued to employ them as a software development vendor.

    "I truly appreciate their input — it’s one of the reasons I continue to have them on my team." - CEO, SEO Software Company

    Former clients
    Mobile Vikings
    Scent Trunk
    Ruuvy
    GotMyJobs
    $ $ $ $ $
    equalizer $10,000+
    group10 - 49 Employees
    place Wrocław, Poland
    4.8
    4.8
    7 Clutch reviews
  • 41

    Ackee

    Ackee is a mobile app and web development company based in Prague. Founded in 2012, its team of fewer than 50 specializes in web development, mobile & app marketing, and AR/VR development.

    Notable Project

    Ackee created a promotional application for an international cellular provider as part of its holiday season marketing campaign. Ackee gamified the experience, creating an interactive contest with real prizes for the client's customers. The large-scale data architecture required led Ackee to develop a complex back-end for the client's servers that enabled access by up to 300,000 visitors at once. Additionally, the project integrated second screen features that allowed users to interact with the cellular provider's TV spots.

     

    Former clients
    Tapito
    Dáme jídlo
    T-Mobile
    $ $ $ $ $
    equalizer $25,000+
    group50 - 249 Employees
    place Prague 8, Czech Republic
    4.8
    4.8
    9 Clutch reviews
  • 42

    EthWorks

    EthWorks is a Warsaw, Poland based blockchain app development and design agency founded in 2017. Their 8 employees offer web development, custom software development, UX/UI design, and blockchain development services

    Notable Project

    EthWorks was hired by a digital hedge fund to revamp its platform and improve design and user experience. 

    "Ethworks did a fantastic job on the website. It looks very professional and performs much better. Since the team completed this project, our investors have been engaging much more effectively with the platform." —Manager, Hedge Fund

    Former clients
    Verify
    Dharma
    IOTA
    Ambrosus
    Aragon.one
    Parity
    $ $ $ $ $
    equalizer $5,000+
    group10 - 49 Employees
    place Warsaw, Poland
    5.0
    5.0
    2 Clutch reviews
  • 43

    Systango

    Established in 2007, Systango Technologies is a global digital product development agency. They are headquartered in London and have additional international offices. Most clients are small businesses, many of which are in the entertainment, utilities, and hospitality sectors. 

    Notable Project

    A client worked with a Systango freelance developer and was impressed with their work. As a result, they arranged to migrate all their development to Systango from their previous vendors. Systango delivered a sophisticated and functional product much quicker than expected. The team's technical expertise stood out during the project. 

    "The team in India has the necessary protocols, so, even though they've never touched a piece of this hardware before, they can deliver an app that can operate properly. They excel in terms of discipline and procedure." – CTO, IoT Startup

    Former clients
    Dash
    Drinkmate
    Feelshare
    5 Tiles
    Grindr
    $ $ $ $ $
    equalizer $5,000+
    group50 - 249 Employees
    place London, United Kingdom
    4.8
    4.8
    12 Clutch reviews
  • 44

    4IRE LABS

    4ire Labs is a blockchain and app development company located in New York City, with an additional office in Kiev, Ukraine. Founded in 2010, 4ire Labs' team of around 35 employees specializes in mobile app development, UI/UX design, and custom blockchain development. 4ire Labs primarily works with small businesses in the consumer products, media, and retail industries. 

    Notable Project

    4ire Labs was tasked with creating a mobile app for a document management company. The client wanted an app that would allow users to create and sign documents directly from their mobile phones in order to help their customers save time. 4ire Labs initially developed and launched an Android version of the app, and following its success, the client requested an iOS version. The client was impressed with the team at 4ire Labs' flexibility and communication skills throughout the project. 

    "4ire Labs really impressed me. I liked the flexibility and speed of their communication; they also have rockstars in design and usability." - CEO, Document Management 

    Former clients
    Miku
    Flasion
    AGENDO
    Vork
    Ambiotext
    $ $ $ $ $
    equalizer $10,000+
    group50 - 249 Employees
    place Tallin, Estonia
    4.7
    4.7
    19 Clutch reviews
  • 45

    Lapits Technologies

    Lapits Technologies is a Noida, India based blockchain consulting and development firm that was founded in 2016. The expertise of their team of 7 lies in blockchain, eCommerce development, and mobile app development. They focus on serving enterprise and midmarket clients in the financial services and eCommerce industries.

    Notable Project

    An IT services company hired Lapits Technologies for help with blockchain development. The client was building a cryptocurrency platform. The finished product maintained users digital wallets and supported instant Bitcoin exchange. The client was impressed by the team's work.

    "Based on their performances, we rehired Lapits for additional development work." — CEO, IT Services Company

    Former clients
    Amon
    Xtermcoin
    $ $ $ $ $
    equalizer $5,000+
    group10 - 49 Employees
    place Noida, India
    5.0
    5.0
    2 Clutch reviews
  • 46

    NIX

    NIX is a custom software development company based in St. Petersburg, Fl. Founded in 1994, the company has over 2,000 employees. They offer web, mobile and embedded development, quality assurance, UX/UI design, blockchain, and data science services. They also provide software enhancement and maintenance, including QA, DevOps and TechOps, integrations and customizations, and range of backend development services. 

    Notable Project

    NIX provides ongoing design and development support for a software company. They conduct QA, supply a range of backend development services, and assist with various design duties. The client has been sufficiently satisfied with the work provided by NIX to pursue a long-term, ongoing working relationship.

    "We’re really happy with the quality of work they provide us. We have an expert that checks their work, but we have no complaints. We’ve been impressed by the team’s expertise and we plan to continue working with them." - COO, Software Company

    Former clients
    SmartGurlz
    ARTiFACTS
    Tripcape
    AVP Corporate Finance
    $ $ $ $ $
    equalizer

    Undisclosed

    group1,000 - 9,999 Employees
    place Saint Petersburg, FL
    4.4
    4.4
    9 Clutch reviews
  • 47

    Bitdeal

    Bitdeal is a blockchain development company in Madurai, India. Founded in 2015, they have fewer than 5 employees that serve mostly midmarket and enterprise clients in the IT, business, and financial sectors. Services include blockchain, custom software development, and web development.

    Notable Project

    Bitdeal handled blockchain integration for an international marketing company. Their team created a custom cryptocurrency exchange payment system. The solution met expectations and received positive feedback. 

    “The project manager demonstrated knowledge in the processes and also in the technical matter.” – CEO, International Marketing Company

    Former clients
    Gizo Digital Franchise LLC
    $ $ $ $ $
    equalizer $1,000+
    group50 - 249 Employees
    place Madurai, India
    5.0
    5.0
    1 Clutch review
    Awards

    Topdesignfirms.com: Top Design Firms , Mobileappdaily.com: Top Mobile App Development Company (2019)

  • 48

    Concise Software

    Concise Software is a blockchain and software development company based in Berlin, Germany with an office in Rzeszów, Poland. Founded in 2011, the team of 43 specializes in blockchain, mobile app development, and custom software development. They work primarily with midmarket clients, in the business services, automotive, and consumer products and services industries. 

    Notable Project

    Concise Software worked on music app development for a technology company. Using MapKit and other technologies, they developed a native music radio mobile app for iOS. The client was impressed with the large amount of traffic the app received as a result of the project. 

    “The app reached approximately six million users, which greatly exceeded our goal. The best success is that we sold the app to a bigger competitor.” – CEO and Founder, Technology Company 

    Former clients
    Red Bull
    Ford
    Panasonic Automotive
    Volkswagen
    $ $ $ $ $
    equalizer $5,000+
    group50 - 249 Employees
    place Berlin, Germany
    4.7
    4.7
    9 Clutch reviews
  • 49

    Adoriasoft

    Adoriasoft is a software development agency located in Apple Valley, Minnesota with additional offices in Ukraine and Isreal. Since 2010, their team of about 20 work with primarily small businesses. They specialize in web design and development, blockchain, mobile app development, UX/UI, AI development, and cybersecurity. 

    Notable Project

    Adoriasoft completed multiple development projects for a PC software company. They worked including product API and development and database maintenance. Over time, the agency took on more projects for the client.

    "They’re very prompt, attentive and organized. They’re a very professional organization."  Product Marketing Manager, PC Software Company

    Former clients
    Digitex
    Snaphappi
    Dropsend
    Easy File Shredder
    $ $ $ $ $
    equalizer $5,000+
    group10 - 49 Employees
    place Las Vegas, NV
    5.0
    5.0
    2 Clutch reviews
  • 50

    Knoldus Inc.

    Knoldus Inc. is a computer software company founded in 2010. Based in Mississauga, Canada, they also have offices in Chicago, Noida, India, and Singapore. They have a team of 130 employees and specialize in enterprise app modernization, AI, and BI and big data consulting and SI. 

    Notable Project

    Knoldus helped an online tutoring company re-build the company's existing codebase. The practice was incorporated with respect to Scrum base development. During the 2-month exam season, the product generated more revenue than the cost of the developing the product. 

    Former clients
    Google
    Cisco
    HPE
    Philips
    $ $ $ $ $
    equalizer $25,000+
    group50 - 249 Employees
    place Mississauga, Canada
    4.8
    4.8
    4 Clutch reviews
    Awards

    SiliconIndia: Best Companies to Work For (2016)

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