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. 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. If you need more support, tell us about your project, and we'll match you with recommended companies.

List of the Best Poland JavaScript Developers

  • 121
    Undisclosed
    10 - 49 Employees
    Łódź Poland

    Inwedo is a software development house in Lodz, Poland. Their team of about 30 employees has provided web and custom software development services since 2013, working in .NET, ASP.NET, and Azure, amongst other technologies. They also offer mobile app development services and have experience building iOS and Android products for the financial, enterprise, and sales sectors.

    Clients
    Bosch
    Bata
    Microsoft
    Decathlon
    Notable Project

    Inwedo developed a web app to improve a sporting good company’s onboarding process. The tool, designed to educate new employees on necessary competencies and skills, created favorable results for the company. Inwedo was responsive and provided actionable UX insights and suggestions.

    “It has been a pleasure to work with Inwedo. I am not a technical person, and they still fully translated my vision.” – Training Specialist, Sporting Goods Company

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  • 122
    $25,000+
    50 - 249 Employees
    Kraków Poland

    Pragmatic Coders is a software development house located in Warsaw and Krakow, Poland. Founded in 2014, the employ        43 staff who specialize in fintech, blockchain, and cloud software development, working with a range of small, midmarket and global businesses. Services include UI and UX design, custom software development, trading platforms, and investment solutions.

    Clients
    Bloc-X
    Eldorado
    Photochain
    AccentPharm
    Industries
    Notable Project

    Pragmatic Coders developed an automated web app with email notifications for a translation company. They replaced a cumbersome Excel-based system to enhance quality evaluation and assessment and create a more efficient workflow. Their innovative app improved translation quality, turnaround time, and performance evaluation.

    “Launching the app increased overall translation quality, and we can now track the translation indexes for each project and analyze translator and reviewer performance. The linguists are very happy with the new workflow, which elevates the communication between translators and reviewers to a more professional level and eliminates negative feelings.” – Co-Founder, Translation Company

  • 123
    $10,000+
    50 - 249 Employees
    Łódź Poland

    Liki Mobile Solutions is an international software house based in Łódź, Poland, and founded in 2013. Their team of 42 employees specializes in web development, custom software development, and UX/UI design for clients in the telecommunications, IT, and advertising industries.

    Clients
    Gribbles Veterinary
    Film Region
    GameStreaks
    Industries
    Notable Project

    Liki Mobile Solutions developed apps for a fitness equipment manufacturer. They used the client’s designs and color schemes to create iOS and Android apps, and used a program that would allow the client to edit both apps through one interface. The client was impressed with the quality of their work. 

    “The app is cross-platform but performs well. Those two aspects can sometimes contradict each other, so I appreciate their work.” – CEO, Fitness Equipment Manufacturer
     

  • 124
    $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
    Epaka
    Pasibus
    CheckoutSmart
    Notable Project

    Angry Nerds developed a mobile application for an educational materials company in Poland. They were provided with over 300 templates, animations, and UI/UX elements, and combined them into a functional platform that met the clients' specifications. The app received 1500 downloads soon after launch, as well as over 100 5-star ratings.

    "We were impressed by the experience and solutions provided by their team. Their valuable tips and ideas made the project smooth and efficient." — CEO, Educational Materials Firm

  • 125
    $10,000+
    10 - 49 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
    Zensum AB
    Fractl
    SEOmonitor
    Notable Project

    Bejamas recently worked on web development for a tech consultant. They created a site for event listings for that client.

    “I was impressed by their fast response and skill.  backup team member” — Consultant, Tech Consultant

  • 126
    $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 partnered with a real estate consulting firm to rework their 10 year old application. They provided the client with a new application for faster export time of data and a sleeker data entry process for the database.

    “They had a very professional approach when it comes to warranty. They quickly repaired all errors.” – Market Analyst, Real Estate Consulting Firm

  • 127
    $25,000+
    50 - 249 Employees
    Wrocław Poland

    Better Software Group is a software solutions provider founded in 2010. Since then, they have expanded to 40 employees across offices in Wroclaw and Warsaw, Poland, Gothenburg, Sweden, Oslo, Norway, and Copenhagen, Denmark. Better Software Group provides a variety of services including mobile app development, UX/UI design, internet of things development, and web development to mostly mid-size companies

    Clients
    Microsoft
    Nokia
    ING Bank
    Goldenline
    Industries
    Notable Project

    An internet bookstore wanted to create an online solution for people wanting to read on mobile devices. Better Software Group developed the app from beginning to end, doing wireframing, coding, and programming.

    "They are very strong at UX, graphic design, application design, and knowledge of current trends. They have impressive creativity, quick problem solving, and time management. It's good value for the quality of work done." — Director of Development, Internet Bookstore

  • 128
    $10,000+
    50 - 249 Employees
    Wrocław Poland

    FINGO Software House is a custom development provider located in Wroclaw, Poland. Founded in 1999, their team of approximately 75 employees primarily serves midmarket and enterprise-level clients with a particular focus on the finance sector. While their tech stack is very diverse, their specialties are PHP and Linux Server.

    Clients
    SGB
    Occhio
    Commerzbank
    Industries
    Notable Project

    FINGO Software House provided development services for an automotive data company. They delivered API integrations and sophisticated e-commerce capabilities. Their work was central to the client's growth and eventual acquisition.

    "On the back of the success of the software solutions [they] developed, the company was again sold in 2017 for £340M." — CTO, Automotive Data Company

  • 129
    $25,000+
    50 - 249 Employees
    Poznań Poland

    Macopedia is a software house based in Poznan, Poland. Founded in 2006, their team of about 30 employees provide e-commerce development, custom software development, and web development services for small, midmarket, and enterprise clients.

    Clients
    FedEx
    Benefit Systems
    Raben Group
    Saint Gobain
    Industries
    Notable Project

    Macopedia developed a custom-built and open-source website with development capabilities. They programmed the website with PHP and Javascript, worked with databases, and assisted with the client's content strategy. The client appreciates Macopedia's high-quality code.

    "They think beyond the project—they consider how things will work five years from now, which is extremely helpful as a development shop." – Product Owner, Core Development Company

  • 130
    $25,000+
    50 - 249 Employees
    Łódź Poland

    BinarApps is a web and mobile development company based in Łódź, Poland, and founded in 2014. Their team of 49 employees specializes in web development, blockchain, and mobile app development for clients of all sizes.

    Clients
    Drylab R&D
    Nomadic Uno
    Skilltellligence
    Industries
    Notable Project

    BinarApps did web development work for a retail rewards platform. They created an MVP of a CMS for the client’s existing platform, which was built in Ruby on Rails. The client was happy with the MVP and said that it attracted enough investors to move on to a second round of development.

    “After their work, we had 300 visitors a month to our site and we generated £20,000 worth of sales.” – Project Manager, Retail Rewards Platform
     

  • 131
    $5,000+
    10 - 49 Employees
    Warszawa Poland

    Sangre is a design and development company headquartered in Helsinki. Their team of fewer than 50 serves mostly midmarket businesses in industries such as e-commerce, business services, and healthcare. Services include mobile app, custom software, and web development, as well as UX/UI and web design. Founded in 2015, they have additional offices in Warsaw, Poland.

    Clients
    Buster
    Vivago
    Yamarin
    Industries
    Notable Project

    Sangre developed a SaaS web platform for a software company. The team built the features and functionalities of the solution using Drupal, Java, MySQL, and React. They delivered a high-quality final product.

    “I would definitely recommend them for their professional attitude and good combination of consultancy and hard work. All layers are covered, from design to full-stack development.” — CX Director, Software Company

  • 132
    $5,000+
    10 - 49 Employees
    Szczecin Poland

    Digers! was founded in 2008 and is located in Szczecin, Poland. With about ten employees, they provide web development, mobile app development, IoT development services to enterprise, midmarket, and small businesses.

    Clients
    Toyota Motor Poland
    Nais
    EngelboteN
    Grupa Onet
    Notable Project

    Digers! translated specifications for the website and app into technical requirements for a tech startup. They improved the website and the app altogether.

    "Digers! was instrumental in improving the website itself, its specifications and those of the app." –CEO, Tech Startup

  • 133
    Undisclosed
    50 - 249 Employees
    Warszawa Poland

    Silk Software House is a development company based in Warsaw that was founded in 2013. They primarily work with mid-market clients on web, software, and mobile app development. 

    Clients
    GarageStore sp. z o.o.
    Publicis Media Poland
    ZenithOptimedia Group Sp. z .o.o.
    Don Bosco Network
    Industries
    Notable Project

    Silk Software House developed an internal communication and knowledge-sharing platform that enables employees to sign up for workshops and trainings. The team exceeded the client's expectations. 

    "they're patient and able to work with people who don't have an IT background." – Brand Reputation Director, Communications Group

  • 134
    $5,000+
    2 - 9 Employees
    Gdańsk Poland

    Codeq is an IT solutions company based in Gdańsk, Poland and founded in 2018. They have a team of 2 who provide web development and UX/UI design services with a focus on WordPress and JavaScript. 

    Clients
    Yameo
    Fin-View
    FromPolandWithDev
    Industries
    Notable Project

    Codeq partnered with an IT services provider to evolve and modernize their outdated company website. They provided the client with WordPress development and improved their UX interface to improve the experience for users. 

    “Their passion for their work and the transparency of the performed tasks was highly visible. We want to re-emphasize the quality of communication between our teams and the timeliness of the work carried out.” — IT Project Manager, IT Services Provider

  • 135
    $5,000+
    10 - 49 Employees
    Toruń Poland

    Leaware is a development and IT consulting company that was founded in 2010 and is based in Warsaw. They primarily work with midmarket and small businesses in the consumer products & services industry. 

    Clients
    BNP Paribas
    The YMCA
    BeautyBox
    AXA
    Industries
    Notable Project

    Leaware provided ongoing software development services to a healthcare SaaS company. The client was happy with Leaware's work and the flexibility of the team. 

    "We were very pleased with the quality of work that they delivered." – Co-Founder, Healthcare Company

  • 136
    $1,000+
    10 - 49 Employees
    Kraków Poland

    Vordik Digital is a software development company headquartered in Toronto with a second office in Krakow, Poland. Founded in 2010 they have a team of about 10 that provides web development, web design, custom software development, mobile app development, and more for companies of all sizes.

    Clients
    Kettlebeck
    Telax
    Cottagerental.com
    Industries
    Notable Project

    Vordik Digital updated the website for an electronics company. They implemented their preliminary content and designs and created a WordPress website from an existing e-commerce site as well as maintaining the workflows and plugins.

    "They’ve been very responsive to all of our changes and professional in handling our requirements. They have implemented the functionalities we asked for." — International Marketing Manager, Electronics Company

  • 137
    $10,000+
    10 - 49 Employees
    Katowice Poland

    Founded in 2005, Bigger Picture is a web development agency that offers web development, web design, and UX/UI design services to their mid-market and small business clients. Their 50 employees are based out of offices in Katowice, Poland and Basingstoke, United Kingdom.

    Clients
    Swiftpak
    Access IS
    Xavio Design
    Notable Project

    Bigger Picture recently worked on web development for an electronic systems manufacturer. They designed a new website with animations while enhancing user experience for that client.

    “We saw an increase in traffic and the feedback from our customers has been very positive. ” — Marketing Manager, Electronic Systems Manufacturer

     

  • 138
    $5,000+
    50 - 249 Employees
    Warszawa Poland

    Brights is a digital production agency that's headquartered in Kyiv, Ukraine; they also have an office in Warsaw, Poland. Founded in 2011, Brights has about 43 employees that do web development, mobile app development, and UX/UI design. They serve a range of clients, notably midmarket clients and businesses in the IT, advertising, and e-commerce sectors.  

    Clients
    Masafi
    Bloomsters
    PUMP Bank
    Suzuki
    Industries
    Notable Project

    Brights developed a CRM portal that tracked employees' KPIs; they designed the UX/UI. Consequently, efficiency and statistics tracking improved. 

    "They are open to sharing ideas and discussing alternative solutions. They are also flexible in switching from one concept to another." – Manager of Business Intelligence, International Firm 

  • 139
    $5,000+
    10 - 49 Employees
    Warszawa Poland

    Codefia is a web development studio founded in 2018. Codefia is based in Warsaw, Poland where its one person team specializes in web design, web development, UX/UI design and more for small business clients.

    Clients
    Organictan
    TikTak
    Industries
    Notable Project

    Codefia repaired a manufacturing company's website. Codefia developed an entirely new website from scratch quickly, complete with all the desired features.

    "They [Codefia] worked fast, and we’re happy with the results...Aside from being even faster, I have no issues with their service at all." — Co-Founder, Light Manufacturing Company

  • 140
    $5,000+
    10 - 49 Employees
    Warszawa Poland

    Radgost Web Lab is a software development company founded in 2003 and located in Warsaw, Poland. Composed of a team of fewer than 30 individuals, the company offers primarily web, custom software, and mobile app development services.

    Clients
    Polish Ministry of Sport and Tourism
    Nencki Institute of Experimental Biology
    InvoiceOcean
    Notable Project

    Radgost Web Lab provided web development services, focusing on e-commerce solutions and invoicing systems. Their work has led to an increase in sales, and the partnership was successful. 

    “Radgost has been very good in terms of project management.” – CEO, Analytics Provider

  • 141
    $10,000+
    10 - 49 Employees
    Wrocław Poland

    Headquartered in Wroclaw, Poland and founded in 2011, Zaven is software development company that provides web development, custom software development, and mobile app development. Their team of 25 works with small and mid market clients in the consumer products, information technology, manufacturing, and education industries.

    Clients
    Foun Construction
    Hold Family
    3rd Loop
    Industries
    Notable Project

    A mobile app development company partnered with Zaven because they needed web development, mobile app development, design, and consulting services. They provided the client with these and the client was impressed with the work provided by Zaven.

    “Their team boasted fast turnaround time, delivering high-quality products. Excellent development and design team. What's not to like?” 

  • 142
    $10,000+
    10 - 49 Employees
    Gdańsk Poland

    Digiteum is a software development firm that is headquartered in Minsk, Belarus with another office in Daventry, U.K. Founded in 2010, the company is made up of 30 employees and specializes in custom software development, web development, and AI. They mostly work with midmarket companies in the retail, advertising, and healthcare fields. 

    Clients
    AdoramaPix
    TUI
    Oracle
    Novartis
    Industries
    Notable Project

    Digiteum worked with a healthcare tech company where they remodeled their existing app. This included updating the UI and rewriting the code to fit a modern solution stack. The client was impressed with Digiteum's design aesthetic. 

    “The designs they come up with are visually appealing. I think they do a good job in guiding us in the design.” – CTO, Software Company

  • 143
    $10,000+
    50 - 249 Employees
    Katowice Poland

    Netizens is a digital innovation house based in Katowice, Poland. They were founded in 1999 and have 38 employees. Along with mobile app development, they also specialize in custom software, IoT, and web development. They mostly work with midmarket clients in the business services, consumer products, and advertising industries.

    Clients
    Edipresse
    Cheil Germany
    Concept X
    Flewid
    Industries
    Notable Project

    A health management company hired Netizens to build a database of patient data. They created a program that aggregated laboratory and X-ray data into a central database. The program gave the client a significant advantage over their competitors.  

    “Without their database, our physicians couldn’t be successful in such a dynamic field. Our partners have praised the solution’s performance and smooth experience.” – Chairman, Health Management Company

  • 144
    $50,000+
    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
    Volvo
    T-Mobile
    Moneytrans
    Industries
    Notable Project

    ITMAGINATION served as a development partner to a corporate travel company. They mostly worked on an app’s backend but also provided frontend support and API integration services, while their DevOps resources did AWS migration and monitoring. ITMAGINATION’s involvement impacted the quality of the client’s products. 

    “They’re a big part of our team with a major impact on the quality of our products.” – Engineering Transformation Manager, Corporate Travel Company

  • 145
    $1,000+
    2 - 9 Employees
    Warszawa Poland

    WE-Build is a boutique software development agency based in Warsaw, Poland, with a team of 4 professionals. Founded in 2017, the company offers startups and large businesses alike web development, web design, and UX/UI design in the fields of business services, e-commerce, and IT. They work with languages such as PHP and JavaScript, and specialize in platforms such as React Native, NodeJS, and AngularJS.

    Clients
    Framewhere
    myREST
    CallPage Inc.
    Industries
    Notable Project

    A restaurant platform tasked WE-Build to design and develop software, such as a table reservation system, an interactive menu, a waiter-calling system, and an administration panel. The project has become the platform's main product, which allows them to do the majority of their business.

    "Great quality of work, high engagement, support in any questions / issues and also timeliness - they are always completing tasks on time, with high quality and excellent understanding of our needs. They are well organized and very flexible in adapting to any changes." - COO, Restaurant Platform

  • 146
    $10,000+
    10 - 49 Employees
    Katowice Poland

    Founded in 2004, HeadChannel is a software development firm that offers custom software development, web development, and mobile app development services to their small business and mid-market clients in the IT industry. Their 50 employees are based out of offices in London and Katowice, Poland.

    Clients
    The William Pears Group
    FIFA
    Hamways
    Industries
    Notable Project

    HeadChannel recently worked on custom platform development for a packaging company. They designed a system make order processing simpler for that client.

    “The system HeadChannel have created for us has enabled us to keep control of our rapidly expanding business.” — Operations Director, Packaging Company

     

  • 147
    $10,000+
    2 - 9 Employees
    Czerna Poland

    Founded in 2015, Sedente is a development agency with headquarters in Houston. With under 10 employees, the company focuses primarily on web development, custom software development, and mobile app development. Its clients range from middle market to enterprise. 

    Clients
    Halliburton
    Baker Hughes
    Wood Group Mustang
    Landmark
    Industries
  • 148
    $25,000+
    10 - 49 Employees
    Lublin Poland

    LavaPi is a digital design and development company based in Lublin, Poland, with and office in Indianapolis and Tbilisi, Georgia. The company, founded in 2018, has more than ten employees and provides web development, web design, and mobile app development services to small and larger-sized companies in the e-commerce, education, financial services, and other industries. 

    Clients
    CCI Project
    InDnegev
    Penarosa
    Red Bull
    Industries
    Notable Project

    A performing arts group hired LavaPi to build its website and its pages on multiple social media platforms, and implemented a program that lists the group's students and marks their absence, presence, and payments. LavaPi was also tasked to develop a mobile application that allows parents to view their child’s behavior and see their attendance. LavaPi met all expectations with the projects completed.

    "Their support has been very helpful and their service is good." - CEO, Performing Arts Group 

  • 149
    $5,000+
    10 - 49 Employees
    Poznań Poland

    DevPark is a software development firm based in Poznán, Poland, with development centers in Krakow and Pila. Founded in 2013, DevPark has 7 employees, and offers a diverse range of development options. Their services include web development, custom software development, e-commerce, mobile app development, and more.

    Clients
    WienCoMaim
    Dermaplus
    Roxberry
    Industries
    Notable Project

    DevPark developed a website and custom database for a US-based interior design firm. They began with the information architecture, implementing cleaner, efficient data management based on the principles of the legacy system the client had used. All of the client's deadlines were met, and the two firms built a functional, lasting business relationship based on the success of the project.

    "Our solution was realized quickly in the time we expected. Thanks to DevPark’s workflow, we were able to improve and test new solutions without damaging the existing product." — Product Owner, Interior Design Firm

  • 150
    Undisclosed
    50 - 249 Employees
    Wrocław Poland

    Softjourn is a creative agency based in Fremont, Calif., with an additional office in Ukraine. Established in 2001, the team of about 170 provides web, mobile app, and IoT development, blockchain, and artificial intelligence services to mainly mid-sized clients.

    Clients
    Powwow
    UPC
    Tacit Innovations
    PEX
    Industries
    Notable Project

    Softjourn provided need-based development services for an internet ticketing firm. Initially, they worked on the main ticketing website, then began to take on more responsibilities. The client appreciated Softjourn’s professionalism.

    "The code quality was good, deliverables were brought in on time, and Softjourn’s team was very pleasant to work with.” — CEO, Internet Ticketing Firm 

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Based on your budget, timeline, and specifications we can help you build a shortlist of companies that perfectly matches your project needs. Schedule a free consultation with a Manifest Analyst.

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