
Top 100 JavaScript Development Companies in Poland
February 2023Looking for a top JavaScript developer in Poland?
If you're hiring a JavaScript developer to help you build or update a website that's responsive and interactive, consider the pros and cons of JavaScript as a programming language. Advantages include its speed because it's executed on the client-side; reduction in server load; and diverse functionality. Disadvantages to consider include security such as bugs on the client-side.
To assist you in your search for a partner, we’ve compiled this list of the top JavaScript development agencies in Poland. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Poland JavaScript Developers
-
1
- $10,000+
- 50 - 249 employees
- Kraków, Poland
Xfive is a full-stack software house in Krakow, Poland that serves businesses, startups, and creative agencies. Its team of around 50 has delivered web & mobile apps, websites, and e-commerce solutions since 2005 to its clients.
Clients
- Yanmar
- OECD
- SmartRecruiters, Inc.
- Departments of UC Berkeley
Industries
Notable Project
Xfive has been hired by a corporate gift company to develop a solution for end clients to create their gift portals and track shipments. They've also connected the system to the company's Shopify account.
"Their availability and patience are great, and the talent on the team is 10/10."
-
2
- $10,000+
- 50 - 249 employees
- Gliwice, Poland
Based in Gliwice, Poland, The Software House is a development agency that was founded in 2012. They specialize in custom software development (PHP, Node, Javascript, Mobile) for mostly small and medium-sized businesses. So far, their team has completed over 100 web, mobile app, and custom software development projects.
Clients
- eSky.com
- GoConnectIT
- Reservix
- Pet Media Group
Industries
Notable Project
Software House’s involvement began with developing a minimum viable product and continued with ongoing core development services.
"They didn’t just ask for tasks and then complete them. They actually put thought into it."
-
3
- $25,000+
- 1,000 - 9,999 employees
- Łódź, Poland
Headquartered in New York, iTechArt is a custom software development company with additional offices in Marietta, Ga. and Iselin, N.J. Since 2002, iTechArt has helped startups and fast-growing tech companies fill in their talent gap and create robust web and mobile solutions that users love. To date, iTechArt’s talent pool includes 3500+ engineers with experience in all of the latest technologies.
Clients
- ClassPass
- ZEFR
- Gain Capital (forex.com)
- Merkle
Industries
Notable Project
iTechArt assisted with the development of a flagship mobile app (iOS and Android), allocating a specialized resource for each platform version. The team now provides QA testing and updates as needed.
"iTechArt can scale with us as we grow, and they can do it fast."
-
4
- $25,000+
- 250 - 999 employees
- Warszawa, Poland
ITMAGINATION is a technology services company in Warsaw, Poland with more than 400 employees. Established in 2008, they do customer software development, web development, and BI and big data consulting. ITMAGINATION primarily serves midmarket–enterprise clients in the financial services, business services, and utilities sectors.
Clients
- Kabbage
- Greenlight
- BNP Paribas
- L'Oréal
Industries
Notable Project
ITMAGINATION was hired by a financial services company to build and maintain a custom IT solution. The system supports operations, sales, and other materials for the organization.
"The project went smoothly, and the team was always able to translate our vision into a real, working system."
-
5
- $25,000+
- 50 - 249 employees
- Gdańsk, Poland
Neoteric is a software development company with about 100 employees. Headquartered in Gdańsk, Poland, the company focuses on small, mid-market, and enterprise clients across industries including information technology, business services, and telecommunications. Neoteric was founded in 2005 and specializes in software development, AI development, and product design.
Clients
- Siemens (Electronics)
- Nestle (FMCG)
- The World Bank (Finance)
- Liveramp (Data integration)
Industries
Notable Project
An AI software company hired Neoteric for custom software development. The application utilizes native iOS and Android security measures and includes custom-designed educational modules and a testing system.
“We were impressed that they could deduce what we wanted and deliver beyond our expectations.”
-
6
- $25,000+
- 250 - 999 employees
- Poznań, Poland
Netguru is a consultancy, product design, and software development company founded in 2008. The company works with large brands and fast-growing startups in the financial, education, or even robotics industries. Netguru has completed more than 700 projects and has 700+ people on board working from all over the world.
Clients
- UBS
- OLX
- Careem
- Keller Williams
Industries
Notable Project
Netguru assisted the client with backend functionalities and front-end implementation using Ruby on Rails. The goal was to create an online platform to educate users on the best insurance options.
“Their project management skills were excellent, and the communication was superb.”
-
7
- $25,000+
- 250 - 999 employees
- Poznań, Poland
Full-stack development company with 230 experts on board who build complex digital products for clients worldwide looking to outsource software development to professionals. Merixstudio’s key expertise is the delivery of high-quality and performant web applications, as well as mobile apps accessible on Android and iOS devices. Based on the needs of clients, they can support in end-to-end product development or seamlessly extend in-house teams of engineers.
Clients
- The Juilliard School
- Toshiba
- GS1
- SendinBlue
Industries
Notable Project
Merixstudio developed an upgraded website for a nutritional supplement manufacturer. The website was created to operate within the client’s existing system, yet handle increased web traffic.
“There’s a clear difference between Merixstudio and their counterparts.”
-
8
- $10,000+
- 250 - 999 employees
- Poznań, Poland
Based in Poland, STX Next is a global software development company. The agency was founded in 2005 and carries a team of over 170 full-stack Python developers alone. In total, the company has over 300 professionals that specialize in web development, software development, and application testing.
Clients
- Mastercard
- Decathlon
- Tiqets
- Verisk
Industries
Notable Project
A fintech company has hired STX Next to develop a nonprofit donation tool. They’ve used Python, React, and AWS and offer DevOps, QA, and architecture-related services. Currently, they’re building new features.
“I appreciate the flexibility with which they roll teammates on and off the project.”
-
9
- $50,000+
- 50 - 249 employees
- Warszawa, Poland
Headquartered in Warsaw, Poland and with an office in Atlanta, GA, 10Clouds has built software for businesses worldwide since 2009. The team of 120+ focuses on web development, software development, and DevOps services for scaleups and enterprise clients.
Clients
- Emergent Technology
- Aleph Zero
- Trust Stamp
- Omise
Industries
Notable Project
10Clouds provides web application design and development for an IT services company using Node.js and React. The team has worked on a couple of projects, including an auditing app that can conduct surveys.
“I’m impressed with the quality of 10Clouds’ work; we’ve never had issues with their code.”
-
10
- $25,000+
- 50 - 249 employees
- Wrocław, Poland
Vazco is a software house with offices in Opole and Wroclaw, Poland. Founded in 2008, they have 21 employees specializing in creating full-stack JavaScript web applications and Node-based end-to-end JavaScript solutions. They work for a range of small, mid-size and large businesses, providing bespoke software development, IT consulting, project planning, and design services.
Clients
- Sapiens
- Elsevier
- Relx group
- Book Salon
Industries
Notable Project
Vazco redeveloped an MVP solution using Meteor and React. Deliverables included a code management tool and a MailChimp integration. The team now does maintenance.
"I wouldn’t be where I am without them."
-
11
- $10,000+
- 50 - 249 employees
- Kraków, Poland
DigitalSuits is a software development company that was founded in 2016 and is based in Kharkiv, Ukraine. They employ 21 knowledgeable staff who develop web and mobile apps for various-sized businesses in real estate, healthcare, finance, travel, and fintech. Services include full-cycle product development, Shopify development, and Blockchain.
Clients
- Claim Technology
- Laurus Law
- Eurora
- CrossingMinds
Industries
Notable Project
DigitalSuits developed a case management application for a real state law firm. They included documentation, identity verification, data collection, and more to streamline what's typically a long process.
"They quickly grasped what we wanted to do and have designed and delivered solutions to achieve this."
-
12
- $50,000+
- 250 - 999 employees
- Kraków, Poland
Codete is a Berlin based IT consulting and software development company. They were founded in 2010 and have a team of 104 employees who specialize in AI, big data consulting, and mobile app development. They mainly work with mid-market and enterprise clients in the financial services, automotive, and eCommerce industries.
Clients
- Blinkist
- BMW
- Cisco
- Dalia Research
Industries
Notable Project
Codete provides offshore development resources for an ongoing project with the goal of improving user experience and interface for a technology e-commerce software.
"They provide good development resources with very strong costs."
-
13
- $25,000+
- 50 - 249 employees
- Poznań, Poland
Apptension is a creative product studio with almost a decade of experience and 70+ specialists on board. Their bread and butter is pushing the envelope of what innovative digital experiences can look, feel and work like.
Working with founders, investors, and top creative agencies, they bring out-of-the-box thinking, great design, and plenty of technical competence. From an early-stage startup to Uber, they serve clients of various needs and sizes.Clients
- Netflix
- Uber
- Heineken
- Unit9
Industries
Notable Project
Apptension developed the MVP of a web platform, using Django on the backend and React on the frontend.
“The code and the work were good quality and were really what we were looking for.”
-
14
- $5,000+
- 250 - 999 employees
- Białystok, Poland
SoftwareHut is a software development house with offices around the world, including London, New York, Paris, Munich, Dublin, Stockholm, Copenhagen and Zurich. Founded in 2015, they also have seven offices in Poland, including Bialystock, Olsztyn, Przemysl, Szczecin, Warsaw, Wroclaw, and Poznan. They employ 173 staff specializing in designing, customizing and developing professional IT systems, LIMS, SCM, and mobile apps.
Clients
- Microsoft
- Sonetel
- QBank
- Skyscanner
Industries
Notable Project
SoftwareHut was hired by a SaaS startup to develop the frontend of their app. They built the app using Vue.js and integrated it with the client's backend using GraphQL.
"They quickly understood what we were trying to do and were able to get started and deliver value."
-
15
- $5,000+
- 10 - 49 employees
- Katowice, Poland
Fooz is a web development agency, founded in 2013 and located in Katowice, Poland. They have more than 25 employees specializing primarily in WordPress and CMS, including e-shops, e-learning sites and landing pages. They work with a range of small and large businesses, offering frontend web development and WordPress design and support.
Clients
- Microsoft
- Fujitsu
- Decathlon
- STS
Industries
Notable Project
Fooz built a website for a software development company to support their rebranding efforts. They supported the site's design phase and handled its entire development process.
"We were amazed by their attention to detail."
-
16
- $25,000+
- 10 - 49 employees
- Wrocław, Poland
Naturaily is an AI development company based in Wroclaw, Poland. Founded in 2012, this team of 21 employees provides web development, IoT development, and UX/UI design services.
Clients
- EA Technology
- Eurobank
- Blue Media
- AW Niemeyer (AWN)
Industries
Notable Project
Naturaily provided various e-commerce solutions for a digital strategy consultancy's projects. Using Shopify as a backend, they helped update the end client’s frontend layer with React-based solutions.
"Naturaily managed to be successful even within limited resources."
-
17
- $5,000+
- 250 - 999 employees
- Wrocław, Poland
Scalo is a software solutions company based in Wroclay, Poland. The company, founded in 2007, has around 500 employees and provides custom software development, IT staff augmentation, web development, application testing, and IT strategy consulting services. Scalo serves mid-market and other-sized companies in various industries that include financial services, IT, and manufacturing.
Clients
- Change Donations
- ELSA
- Satori Analytics
- ING
Industries
Notable Project
Scalo has augmented a technology company's development capabilities. The vendor has provided Python developers that worked together with the client's team for projects.
"Scalo took the time to understand our team, our values, and our ways of working."
-
18
- Undisclosed
- 50 - 249 employees
- Warszawa, Poland
Devico is a web and mobile development agency in Kyiv, Ukraine. Founded in 2011, they have 37 employees that serve clients in a wide range of industries. Services include custom software development, mobile app development, and web development.
Clients
- Arklign
- SoleGATE
- Quick Mount PV
- MemoMeister
Industries
Notable Project
Devico entirely developed a document management application from scratch using React and Node.js as well as an agile methodology. Their scalable team took on QA and project management further on in the process.
"Whenever we needed something, Devico was able to double up the work within two weeks."
-
19
- $25,000+
- 10 - 49 employees
- Wrocław, Poland
Callstack is an app development firm. The small Wrocław, Poland-based team offers mobile app development and web development. The firm was launched in 2016.
Notable Project
A digital solutions company hired Callstack in order to modernize their app by migrating it with EXPO, Typescript, GraphQL code generator, and improving the overall UI/UX.
"I can confidently say that I strongly recommend Callstack for any development project related to React Native."
-
20
- $50,000+
- 50 - 249 employees
- Kraków, Poland
Software development consulting agency Railsware has offices in Krakow, Poland, Lviv, Ukraine, New York, and Dubai. Since the agency was founded in 2006, their team has grown to 50 employees. Railsware offers web, custom software, and mobile app development services primarily for small businesses.
Clients
- SendGrid
- TennisHub
- Calendly
- BrightByte
Industries
Notable Project
A garden planning platform hired Railsware to provide web app development. They developed the client's app using Ruby on Rails, React, and JavaScript.
"We worked very well with them."
-
21
- $25,000+
- 1,000 - 9,999 employees
- Kraków, Poland
Andersen is an international custom software development company that, among other things, specializes in healthcare software development. Since its founding in 2007, the company has opened more than ten development centers and about ten sales offices worldwide. More than 2700 highly qualified specialists work on developing, customizing corporate IT solutions, web applications, and mobile applications. Andersen has completed over 950 projects and received hundreds of positive reviews from clients worldwide. Today the company is working on over 250 projects. Our technology stack includes .NET, C#, Java, Python, PHP, Node.js, TypeScript, Golang, C++, JavaScript, Angular, React.js, Vue.js, HTML, CSS, Java (Android), Swift / Objective C (iOS), React Native, and more. We also offer manual and automated testing, business and data analysis, UI/UX design, DevOps services, IT security management, and L1, L2, L3 support.
Clients
- Samsung
- Johnson & Johnson
- GlobePayroll
- Siemens
Industries
Notable Project
Andersen augments a product developer's internal team during long-term, intensive projects. They provide full stack development and implementation for websites and cloud-based solutions.
"They really try to find appropriate solutions for all of our requests."
-
22
- $50,000+
- 10 - 49 employees
- Kraków, Poland
Hatimeria is a web development agency headquartered in Krakow, Poland with a second office in Baar, Switzerland. The agency was founded in 2006 and now employs a team of 25 that specializes in e-commerce and web development.
Clients
- Babauba
- Bedre Nætter
- iBoats
- The Rake
Industries
Notable Project
Hatimeria assists with frontend development of a Magento platform and collaborates with in-house developers on backend interaction. They’ve also provided external marketing along with other outside solutions.
“They understand that we’re creating solutions for business, and not just for fun.”
-
23
- $10,000+
- 50 - 249 employees
- Wrocław, Poland
Founded in 2018, Bejamas is a digital development agency that offers web development, web design, and e-commerce development services to their small business, mid-market, and enterprise clients. Their 50 employees are based out of Wrocław, Poland.
Clients
- Backlinko
- Newfront Insurance
- Mambu
- Avenues: The World School
Industries
Notable Project
Bejamas provided development services, building a web application from scratch. Using JAMstack and other technologies, they developed the app based on the company’s designs.
“They have a good working knowledge of JAMstack.”
-
24
- $10,000+
- 50 - 249 employees
- Warszawa, Poland
Spiral Scout is a full-service software development company based in San Francisco with offices in Europe. Since 2010, the company has collaborated with a wide range of clients, from back-of-the-napkin startups to Fortune 100 companies including Zoom, Coca-Cola, Made In Cookware, Consensus, Adobe, and P&G. While Spiral Scout does all kinds of custom software development, including product strategy, product design, full-stack engineering and digital marketing, eCommerce is a huge percentage of the company's DNA, and Shopify represents about 70% of that eCommerce work.
Clients
- Zoom
- SoFi
- Coca Cola
- Proctor & Gamble
Industries
Notable Project
Spiral Scout has created an e-commerce platform for an online funeral services company. The site has various integrations and detailed workflows to allow clients to make funeral arrangements online.
“Although Spiral Scout is very quick to understand, their moves and processes are very deliberated.”
-
25
- Undisclosed
- 2 - 9 employees
- Warszawa, Poland
WideFix is a web agency founded in 2019 with more than two professionals. They solely offer web development solutions from their office in Minsk, Belarus. They work with small businesses in the fields of business services, advertising, and real estate.
Clients
- Costa del Home
- SCHILDR
- CertifyIt
Industries
Notable Project
WideFix was hired by a tech company to help them resolve their technical issues. They analyzed the client's system and identified areas needing technical improvements in code.
"WideFix maintained clear, professional, and polite communication throughout the project."
-
26
- $10,000+
- 50 - 249 employees
- Rzeszów, Poland
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.
Clients
- Red Bull
- Ubitricity
- Ars Electronica
- Panasonic
Industries
Notable Project
Concise Software provided software development services for a Web3 startup. Together with the client, they designed the UX/UI and built an MVP. They also handled further development of the platform.
"Everything was super cool!"
-
27
- $25,000+
- 50 - 249 employees
- Wrocław, Poland
Monterail is a software development company founded in 2010. The company is located in Wroclaw, Poland where its team of 110+ experts provides web development, custom software development, and IoT development services to mostly small and mid-market businesses.
Clients
- Pizza Hut
- Morizon
- Merck
- Solarflare
Industries
Notable Project
A pharma tech company hired Monterail to provide UI/UX design. Their efforts also include web and mobile app development from scratch using Ruby on Rails, including design, coding, and wireframes.
''They've been exceptional from my point of view up until now.''
-
28
- $25,000+
- 50 - 249 employees
- Warszawa, Poland
Fively is a web development company based in Warsaw, Poland. Founded in 2018, they have 100+ employees specializing in full-cycle web app development for small and midsize businesses in eCommerce, FinTech, Real Estate, and HealthTech industries. Services include web development, cloud development, workflow automation, and system integration.
Clients
- SNAP
- Zentist
- Uniqkey
- BloXmove
Industries
Notable Project
Fively supported strategic branding efforts, delivering an identity book. The team dedicated UX designers and developers to build a web app and site.
"Fively impresses with the excellent outcomes they achieve with service-minded attitude they maintain."
-
29
- $50,000+
- 250 - 999 employees
- Kraków, Poland
Intetics Inc. is a technology company headquartered in Naples, FL, with offices in Minsk, Belarus, Wilmette, Ill., Krakow, Poland and Kharkiv, Ukraine. Founded in 1995, Intetics' team of 474 employees provides small, midmarket, and enterprise businesses with a variety of different services such as custom software development, mobile app development, and application management & support, among others.
Clients
- Encyclopaedia Britannica
- SugarCRM
- Snap-On
- Würth
Industries
Notable Project
Intetics Inc. is supporting a SaaS provider’s software development efforts. They augment the internal team and handle various tasks, including backlogs and bottlenecks.
"They ensure they hit their targets, and they are transparent whenever there’s a roadblock."
-
30
- $25,000+
- 1,000 - 9,999 employees
- Warszawa, Poland
Founded in 1998 in Denver, Itransition now has multiple offices in the U.S., U.K., E.U., and locations in eastern Europe housing more than 2,200 employees. They help power enterprises and SMBs globally with their digital solutions in the areas of business process automation, AI, data analytics, customer experience, and others.
Clients
- Expedia
- Xerox
- Toyota
- eBay
Industries
Notable Project
Itransition developed a custom software solution to automate IPNav’s system for sorting through millions of patents. They handled development and UI/UX design, and built an analytics engine.
“They've gone out of their way to be flexible with us, and they really take ownership of their work."
Most Reviewed JavaScript Developers in Poland
Check out a JavaScript Developers in Poland with the most new reviews in the past 12 months.
JavaScript Developers
Poland
- 11 10 new reviews
- 12 10 new reviews
- 13 10 new reviews
- 14 9 new reviews
- 15 9 new reviews