Top 100 JavaScript Development Companies in Poland

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Top 100 JavaScript Development Companies in Poland

November 2022

Looking 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. 

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List of the Best Poland JavaScript Developers

  • 121
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.6
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • Kraków, Poland

    Tango is a digital agency based in Krakow, Poland. The agency, founded in 2009, has a team of more than 15 that provides, among others, SEO, custom software development, and web development services to various companies and institutions. 

    Clients

    • Avis
    • Aviva
    • EMI Music
    • Europcar

    Industries

    Notable Project

    Tango is responsible for the tech side of a marketplace platform. This includes Android, iOS, and desktop developers, the backend, and UX/UI as well. They have also developed a branding and marketing strategy.

    "Tango's team was always very receptive of our feedback and happy to brainstorm with us."

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  • 122
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.7
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • Gdańsk, Poland

    Big data analytics company Enterosoft is in Gdańsk, Poland. Founded in 2020, the small team offers BI & big data consulting & SI, cloud consulting & SI, mobile app development, web development, and more.

    Industries

    Notable Project

    Enterosoft has developed a website for a real estate company. The team is tasked with upgrading the functionalities of the platform and creating a UX design.

    "The company continuously supports us, and they quickly respond to all issues."

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  • 123
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.8
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • Wrocław, Poland

    Angry Nerds is a software development house based on Wroclaw, Poland. Established in 2015, they have more than 60 employees who provide app development services for global clients consisting mostly of small and mid-market firms. Their services include custom software development, web development, and mobile development for Android and iOS. They also offer staff augmentation.

    Clients

    • Homedot app
    • Cats and Dogs app
    • NeoTaste
    • Epaka

    Industries

    Notable Project

    Angry Nerds has quickly developed an Android mobile application from end-to-end, which is currently piloting in the alpha phase. Next, they will develop an end-to-end solution for iOS.

    "They have honored the specifications, provided valuable feedback, and proposed improvements during the entire project."

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  • 124
    • $10,000+
    • 50 - 249 employees
    • Warszawa, Poland

    Azati Software is a digital services company of 58 employees, founded in 2001. Their headquarters is in Livingston, N.J., with other locations in New York and Grodno, Belarus. They specialize in AI, mobile app development, web development, and custom software development. They primarily serve midmarket and enterprise clients in the healthcare and business industries.

    Clients

    • MedPro Group
    • SequenceBase
    • GlobalCell
    • Citizen

    Industries

    Notable Project

    Azati Software augmented an internal IT manager to assist in various projects. Their work revolved around SugarCRM customization and specific tasks related to foreign exchange transactions.

    "I know that, if I have a question, their team will have an answer, or they will figure it out a lot faster than I could."

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  • 125
    • Scheduling

      4.8
    • Quality

      4.7
    • Cost

      4.6
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 50 - 249 employees
    • Kraków, Poland

    Ready4S is a full-service web and mobile app development company based in Cracow, Poland, with offices in the UK and Ukraine. Started in 2011, this team of 25+ creates digital solutions for organizations both large and small.

    Clients

    • Uber
    • Coca-Cola
    • Credit Agricole
    • La Roche Company

    Industries

    Notable Project

    Ready4S developed a mobile application for Android and iOS that mimicked an existing website.

     

    "As far as developers go, they're some of the best that I’ve met."

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  • 126
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • Wrocław, Poland

    Ulam Labs is a software development company from Poland that specializes in of Python and blockchain. Founded in 2012, they have 20+ developers who serve startups and small-to-medium businesses in the fintech, telecommunications, e-commerce, banking, supply chain, production, and manufacturing sectors. Their services include custom software development, DevOps, consulting, and outsourcing. 

    Clients

    • Mobile Vikings
    • Lendingblock
    • Willard Agri-Service
    • RankSense

    Industries

    Notable Project

    Ulam supplemented internal staff by migrating a website to Django, developing various applications, and building order management and user feedback functionality. They continue to maintain the website.

    "They're great about making sure their clients are happy."

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  • 127
    • $50,000+
    • 50 - 249 employees
    • Kraków, Poland

    Smart Mobile House is a mobile agency based in Kraków, Poland. Founded in 2010, their 13 employees provide mobile app development, AI development, custom software development, and enterprise app modernization, among other services. Their clients come from a variety of industries, including telecommunications and manufacturing.

    Clients

    • Orange Poland
    • BMW Poland
    • EMPIK
    • Leo Burnett

    Industries

    Notable Project

    Smart Mobile House is working to modernize the mobile application of a consumer goods provider, diving into the infrastructure of the app in order to cleanup and upgrade elements of the front- and backend code.

    "They are creative, providing unique ideas and solutions in response to tasks and challenges discussed."

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  • 128
    • Scheduling

      5.0
    • Quality

      4.8
    • Cost

      4.3
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • Warszawa, Poland

    Modsen is an IT managed services company. Their midsize team is based in Minsk, Belarus. Their services include IT managed services, IT staff augmentation, web design, IT strategy consulting, and more. The firm was established in 2019.

    Industries

    Notable Project

    Modsen handles staff augmentation services for a software company. They’ve provided a pair of skilled developers to assist in an important client project.

    "We’re impressed with their communication skills — the person who keeps in touch with us is very responsive."

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  • 129
    • $5,000+
    • 10 - 49 employees
    • Gdynia, Poland

    Custom software development company Sailing Byte is located in Gdynia, Poland. The small team provides custom software development, web development, application management & support, web design, and more and was founded in 2017.

    Clients

    • Auto.Social
    • AximCreative
    • TenantTracks

    Industries

    Notable Project

    Sailing Byte helps a telemedicine business with custom software development. They’ve created a platform for the client to operate and integrated online forms to replace the initial interview with the patients.

    “Sailing Byte has great technical capabilities, delivers on time, and has excellent communication skills.”

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  • 130
    • Scheduling

      4.0
    • Quality

      5.0
    • Cost

      4.5
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • Wrocław, Poland

    Bright IT is a development company based in Schwaz, Austria. Their team of over 10 employees serves mainly midmarket and enterprise firms in industries such as consumer products, financial services, hospitality, and more. Services include web and e-commerce development, email marketing, and web design. They were founded in 2007.

    Industries

    Notable Project

    Bright IT handled the UX design and technical implementation of an online ticketing system. Working from scratch, they developed a concept and microservice infrastructure that was built and powered by AWS.

    “They had a true dedication to our cause and implemented this extra step beyond a transactional partnership.”

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  • 131
    • Scheduling

      4.5
    • Quality

      4.8
    • Cost

      4.8
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Poznań, Poland

    AF.agency is a digital agency based in Poznań, Poland. It was founded in 2004 and has 24 employees who provide web design, digital strategy, content marketing, web development, and mobile app development services, often for clients in the consumer products and services industry. 

    Clients

    • Volkswagen
    • Amica
    • SKODA
    • Novartis

    Industries

    Notable Project

    A.F. Agency provided marketing collateral services for a telecom software provider. They designed creative work: websites, graphics, colors, presentations, app design and UI/UX work.

    "The quality of deliverables was always good."

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  • 132
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 10 - 49 employees
    • Białystok, Poland

    Founded in 1999, 2N IT is a development company that works with small, midmarket, and enterprise companies in the real estate, retail, financial services, health care, and dental industries. Headquartered in Poland, a team of 50 provide clients with web development, software development, web design, and UX/UI design services.

    Clients

    • JLL
    • CipherHealth
    • Talebook
    • NAU

    Industries

    Notable Project

    2N IT provides development support for an early-stage tech venture. The team utilizes Ruby to build upon a marketplace model and there are plans to integrate payment capabilities.

    “The team has also given us additional support to make sure that nothing is lost in translation.”

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  • 133
    • Scheduling

      4.8
    • Quality

      4.7
    • Cost

      4.3
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • Wrocław, Poland

    Founded in 2017, BitBag is a software development company that's based in Opole, Poland. Their team of 22+ provides e-commerce development, custom software development, and web development for small businesses. 

    Clients

    • bestvalue.eu
    • lensvision.ch
    • urbanara.de
    • p24.by

    Industries

    Notable Project

    BitBag supported internal stakeholders by providing custom Sylius development for a third-party client. They also consulted on UI/UX design and functional specifications.

    "They are a young team, so they have the benefits of a motivated young crew."

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  • 134
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 50 - 249 employees
    • Wrocław, Poland

    E-commerce development firm Global4Net sp. Z o.o. Was founded in 2010. The company offers e-commerce development, other IT consulting and SI, web development, ux/ui design, and more and has a small team.

    Clients

    • NEONET
    • NEO24
    • Elmark Automatyka
    • Grodno

    Industries

    Notable Project

    Global4Net migrates a computer equipment store's Magento 1 platform to Magento 2. They are also responsible for AWS hosting, progressive web app implementation, sustain support, and more.

    "The Global4Net is open to new ideas and is not afraid of challenges."

    Visit Site
  • 135
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 10 - 49 employees
    • Poznań, Poland

    Mood Up Team is a software house based in Poznań, Poland. Founded in 2011, the team of 30 specializes in mobile app development, IoT development and web development. They work primarily with midmarket and small business clients in the business services industry.

    Clients

    • Unilever (United Kingdom)
    • ProSieben (Germany)
    • Vicodo (Germany)
    • Swimmo (United States)

    Industries

    Notable Project

    Mood Up Team developed a software development kit (SDK) for Android and iOS which includes tools such as React Native, Capacitor, and Cordova. They continue to maintain the SDK and provide technical support.

    "Mood Up treats our project as their own, ensuring we are satisfied with their services."

    Visit Site
  • 136
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 50 - 249 employees
    • Wrocław, Poland

    VSTORM Company is a web and mobile development agency founded in 2016. Their team of 5 employees is located in Wroclaw, Poland, and they offer custom software development, mobile app development, and web development to small and midmarket clients. They have an industry focus on business, e-commerce, and health care companies.
     

    Clients

    • Viessmann
    • MindSonar
    • ATOS

    Industries

    Notable Project

    VSTORM has developed and designed a website for an advertising agency.

    "Their knowledge and expertise in web design and development are outstanding."

    Visit Site
  • 137
    • Scheduling

      5.0
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • Warszawa, Poland

    Imapp is a blockchain company. Established in 2013, the team specializes in blockchain and web development. Their small firm is based in Warszawa, Poland.

    Industries

    Notable Project

    imapp developed a decentralized marketplace for a gaming company. The solution featured smart contracts and back- and frontend interfaces, and it was built using Solidity, Python, Django, and React.

    "Their team was creative and always willing to brainstorm."

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  • 138
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • Dąbrowa Górnicza, Poland

    Recodeit is a web development firm. The small team is based in Dąbrowa Górnicza, Poland. Their services include web development, custom software development, IT staff augmentation, mobile app development, and more.

    Clients

    • Edu Games
    • eStoreLabs
    • Termo-Fol
    • Bi Rabbit

    Notable Project

    Recodeit developed websites for a content marketing agency and their third-party customer. The client's website was built on WordPress using preset themes. Meanwhile, the end customer's site was custom-built.

    "They were able to deliver results of high quality."

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  • 139
    • $25,000+
    • 50 - 249 employees
    • Kraków, Poland

    Untitled Kingdom is a development company in Krakow, Poland, founded in 2008. Their team of 25 provides its primarily small and midmarket clients with a host of different services including IoT development, conversion optimization, custom software development, digital strategy, and mobile & app marketing.

    Clients

    • Remedeelabs.com
    • Eargo.com
    • Elvie.com
    • vergesense.com

    Industries

    Notable Project

    Untitled Kingdom built a website and an Android app to be utilized by clients to connect to the hardware they manufacture. They provided the programming for the Android app and the implementation for the website.

    "They had very good project management and everything was tightly controlled."

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  • 140
    • $10,000+
    • 50 - 249 employees
    • Wrocław, Poland

    LIKE.agency is a web design and development company from Wroclaw, Poland. The company was founded in 2008 and now has a team of five that specializes in web design, web development and UX/UI design services and works with primarily small businesses.

    Industries

    Notable Project

    Salestube powered by hmmh provided BI and analytics services for a real estate company. The goal was to increase the client's web traffic, which translated into increased ads sales.

    "The collaboration with SalesTube was successful - they were specialists who know their work."

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  • 141
    • Scheduling

      4.3
    • Quality

      4.5
    • Cost

      4.3
    • NPS

      4.6
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 50 - 249 employees
    • Warszawa, Poland

    K2 Digital Products is a digital firm based in Warsaw, Poland with more than 50 employees. They have provided UX/UI design, e-commerce development, and product design solutions to clients ranging from small companies to large firms.

    Clients

    • ABB
    • Bayer
    • Carrefour
    • PKO BP

    Industries

    Notable Project

    Fabrity (formerly K2 Digital Products) conducted market research for a health provider’s self-service solutions, interviewing clients and employees. Currently, they are providing design guidance for the client’s platform.

    "Their designs are not only good, they are data-based and logical, too."

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  • 142
    • $10,000+
    • 250 - 999 employees
    • Warszawa, Poland

    SENLA is a software development company based in Minsk, Belarus. Founded in 2011, they have about 90 employees that serve mainly enterprise businesses. They specialize in custom software development, SI, and CRM consulting services.

    Clients

    • Abbott
    • Bayer
    • Accenture
    • Banx.one

    Industries

    Notable Project

    SENLA was hired to develop a website for the client. They wanted to work with a partner with deep knowledge of Salesforce.

    "I’m very happy with them."

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  • 143
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.2
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • Gdańsk, Poland

    Digiteum is a custom software development and IT consulting company based in Gdańsk, Poland. A cross-functional team of designers, software architects, engineers, and managers, Digiteum designs and develops digital systems across web, mobile and IoT. 

    Clients

    • Adorama Camera
    • Oxford University Press
    • Diaceutics
    • Oracle

    Industries

    Notable Project

    Digiteum initially developed a framework to convert dictionary information into various digital formats. They now provide QA, testing, web design/dev, and API dev services.

    "I constantly refer them to friends and colleagues who are looking for offshore partners."

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  • 144
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 10 - 49 employees
    • Kraków, Poland

    Lexogrine is a software production company that was founded in 2019 with fewer than 50 professionals. They offer web development, mobile app development, and UX/UI design solutions from their office in Krakow, Poland. They primarily work with small businesses.

    Clients

    • Clouty
    • SmartElves
    • Dew

    Industries

    Notable Project

    Lexogrine provides mobile CRM app development for automotive service and repair providers. They are building the iOS mobile interface as well as the workflow for the mechanics. 

    "They listen well and provide feedback to really fulfill the client's overall vision."

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  • 145
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.7
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • Warszawa, Poland

    Visuality is a software development agency based in Warsaw, Poland with a second location in New York City. Established in 2007, they have 13 employees, and mostly develop enterprise software for business management. Their services include custom software development, web development, internet of things, mobile app development, and UI/UX design.

    Industries

    Notable Project

    Visuality developed a business services website, provided development resources, and facilitated general long-term IT support.

    "They have the capacity of a large-scale operation, and the approach of an agile team."

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  • 146
    • $10,000+
    • 10 - 49 employees
    • Tychy, Poland

    Time4 Digital is an on-demand web services agency located in Tychy, Poland. Founded in 2013, they have nine employees specializing in designing and building web and mobile apps for startups and global brands. Services include software development and design, branding, enterprise, and analytics solutions.

    Clients

    • VIP Zakopane
    • Ferrari
    • BeRaw

    Industries

    Notable Project

    Time4 Digital has served as a web development partner for multiple third-party projects. In addition to custom development, the team implements solutions and redesigns sites.

    "In a collaborative approach, we’ve delivered professional applications and perfect websites to our customers."

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  • 147
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • Łódź, Poland

    Based in Konstanz, Germany and Łódź, Poland, HappyByte is a mobile app development company. The small team provides mobile app development, mobile & app marketing, custom software development, ux/ui design, and more. The company was established in 2019.

    Clients

    • Camping.Info
    • DigiTurn
    • StayFree
    • Jakobsweg Zentrale

    Industries

    Notable Project

    HappyByte had been tasked with developing a mobile app for a workplace networking firm. They aimed to create a platform that enabled more water cooler talks between workmates.

    "The team was able to exploit new possibilities of the technologies super quickly."

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  • 148
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.7
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Warszawa, Poland

    Decerto is an IT company founded in 2006 and currently located in Warsaw, Poland. They employ 101 industry professionals who offer a variety of digital solutions, including web and mobile applications, outsourcing, software consulting, testing, data migration, and UX design. They work primarily for midmarket and large businesses in insurance, finance and telecommunications.

    Clients

    • Warta
    • Generali
    • Allianz

    Industries

    Notable Project

    Decerto provided BI and analytics services for an international insurance company. They have analyzed and migrated the client's legacy data to the production environment.

    "They understood our business processes and the specifics of our company very well."

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  • 149
    • $1,000+
    • 10 - 49 employees
    • Wrocław, Poland

    appwise is a development agency in Wrocław, Poland. Founded in 2017, they have about 16 employees that serve small businesses in advertising, IT, and e-commerce sectors. Services include web, mobile app, and custom software development.

    Industries

    Notable Project

    appwise developed and implemented a website for a digital agency. They developed the front- and backend based on creative and graphic materials.

    "Their PM's reaction time and quality of service were impressive."

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  • 150
    • Scheduling

      4.7
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 10 - 49 employees
    • Lublin, Poland

    Mits is a web design agency. The small Lublin, Poland-based firm was launched in 2010. Their team offers web design, web development, product design, custom software development, and more.

    Industries

    Notable Project

    mits has provided a wide variety of services over the course of a 5-year contract. Their scope involves branding, illustration, UX design, and product design.

    "They are very responsive, professional and creative."

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