Looking for a top JavaScript developer in France?

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 France. 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 France JavaScript Developers

  • 1
    $10,000+
    50 - 249 Employees
    Paris France

    DIGIS is a software development company based in Larnaka, Cyprus. They were founded in 2009 and have a team of 77 employees. They specialize in custom software, web, and mobile app development for midmarket and small business clients in the business services, financial services, and media industries. 

    Clients
    Roomster
    Entr
    Lingo
    Industries
    Notable Project

    DIGIS developed a platform for a media company. They created a platform that would allow the client to make changes to all 27 of the sites that they controlled. They performed an architectural migration to Microservices and connected all the sites to the same backend. The client was very happy with the finished product and impressed with the quality to cost ratio of the work.

    “They offered very competitive prices and adhered to the schedule we set.” – Senior Contractor Manager, Media Company
     

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  • 2
    $10,000+
    50 - 249 Employees
    Paris France

    Founded in 2015, Yellow is a development company with offices in Belarus and San Fransisco. Their team of 42 focuses on UX/UI design as well as web and mobile app development.

     

    Clients
    Famlicious
    Speed Digital
    Separate.us
    StickerBox
    Industries
    Notable Project

    A client management company engaged Yellow to complete an unfinished app and develop a client-collaboration portal. Building on a previous vendor's work, Yellow completed the app using Ruby on Rails, adding a login portal, cybersecurity measures, and other new features. Since then, the app has received unanimous praise for its simplicity and user-friendly functions.

    "Yellow stands out because they’re invested in the results and clients. " – Co-Founder, Client Management Platform

  • 3
    $25,000+
    10 - 49 Employees
    Paris France

    Theodo UK, founded in 2015, is a consultancy and digital development agency headquartered in London with an additional location in Paris. With a team of over 30 employees, they mainly provide mobile app development, web development, and custom software development services.
     

    Clients
    Admiral
    Cleo.
    BNP Paribas
    Voodoo
    Industries
    Notable Project

    Theodo UK developed the platform for an online marketplace after the previous developer proved unsatisfactory. The team took wire frames and a prototype provided by the client to build a minimum viable product, using AWS, React, Python, and Django for the framework. The client spoke highly of the engagement.

    “They’re extremely knowledgeable and work closely with us to make sure we know what’s going on. Their team is phenomenal and have both dev and interpersonal skills.” — Executive, Digital Office Marketplace

  • 4
    $10,000+
    50 - 249 Employees
    Paris France

    Code&Care is a full-stack software development company based in Austin, Texas, and founded in 2015. With over 50 employees, they offer web development, IT staff augmentation, and mobile app development solutions to small and mid-market agencies alike.

    Clients
    Hubwise
    Viven Health
    Connect A Voice
    Industries
    Notable Project

    Code&Care provided IT maintenance services for a disability data provider. The provider needed a partner to work on their production system. Code&Care was able to provide sufficient solutions for the provider.

    “Good, they’re aware of what’s going on.” - CEO, Disability Data Provider

  • 5
    $10,000+
    50 - 249 Employees
    Neuilly-sur-Seine France

    BOCASAY is an IT services provider founded in 2012 and located in Neuilly-sur-Seine, France. The team of about 140 individuals serves small businesses in the advertising and marketing, financial services, health care and medical, and IT industries. Their services include web development, custom software development, mobile app development, and e-commerce.

    Clients
    Newzik
    Eco Mundo
    Dub This
    Dub This
    Industries
    Notable Project

    BOCASAY developed an e-commerce platform for a development startup. The team also created a social networking platform and did maintenance. They had strong technical skills and delivered functional products. 

    “Our e-commerce platform is also now live and was delivered on time despite tight deadlines thanks to their support.” – Development Manager, Development Startup

  • 6
    $25,000+
    10 - 49 Employees
    Paris France

    Kernix is a development company in Paris, France. Founded in 2001, they have about 40 employees that serve mostly midmarket and small-business clients in the education, business, and consumer products sectors. Services include web, custom software, and e-commerce development.

    Clients
    Bergerat Monnoyeur
    EPEX
    RATP
    Groupe Point de Vente
    Industries
    Notable Project

    Kernix designed and developed a website to provide additional resources and augmentation. The team coded in Symfony and also provided SEO services. The platform is of high-quality, user-friendly, and business-oriented.

    “They are excellent partners. They are great communicators, highly skilled professionals, and people who we can trust. They pay much attention to detail and focus on creating a high-quality product.” – CEO, E-Commerce Web Development Company

  • 7
    $100,000+
    250 - 999 Employees
    Paris France

    Founded in 2014, PYCOGroup is a development firm. Their team of around 370 employees is based in Brussels, with an additional office around the globe. They focus on custom software, web, and mobile app development.

    Clients
    Microsoft
    American Express
    Volkswagen
    Coach
    Industries
    Notable Project

    PYCOGroup developed a mobile app for a travel services company. While the internal team was responsible for the database and API, the team handled the rest of the project. 

    "The team has been really efficient and helpful to build up and deliver the solution." – Program Director, Travel Services Company

  • 8
    $10,000+
    10 - 49 Employees
    Paris France

    Siclo is a web and mobile development studio based in Ho Chi Minh City, Vietnam, with an additional office in Paris. They were founded in 2015 and have just under twenty employees. The services they offer center on full-cycle product development for websites, web apps, mobile apps, custom software, and more.

    Clients
    Reftech
    Horus Report
    Expert Eyes
    Sita
    Industries
    Notable Project

    A management consultancy in France hired Siclo to develop a web application for desktop and tablet devices. They wanted the application to facilitate remote business consulting with a sophisticated dashboard and set of communication tools. Siclo delivered a strong, viable product with skilled project management techniques and consistent communication.

    "They get in touch quickly when they have questions, making sure they adhere to the requirements. They’re also good at finding solutions when we don’t know how to develop a feature and at respecting due dates." – CEO, Consulting Firm

  • 9
    $10,000+
    10 - 49 Employees
    Paris France

    Small mobile application development firm Breakpoint Technology, is located in Paris, France and Tunis, Tunisia. Launched in 2018, the team specializes in mobile app development, web development, and custom software development.

    Industries
    Notable Project

    Breakpoint Technology developed a mobile app that acts as a social platform and provides information on health issues to teenagers. They first offered advice on the app and proposed a social network feature.

    "The team performed very well."

  • 10
    $5,000+
    10 - 49 Employees
    Paris France

    Frenchy Digital LLC is a mobile app development company based in Los Angeles with offices in Paris and Alger, Algeria. The company, founded in 2019, has a team of less than ten that provides mobile app development, web development, and e-commerce development services. Frenchy Digital serves mid-market and other-sized companies and institutions in the e-commerce, financial services, health care & medical, and government sectors.

    Clients
    Coca Cola
    Cinemas Gaumont Pathé
    Showroom Privé
    Jonas Brothers
    Industries
    Notable Project

    A sourcing and shipment company hired Frenchy Digital LLC to revamp their old website. As part of the engagement, Frenchy Digital completely redesigned the UX/UI of the website, updated all of the company's keywords for SEO, and set up an immersion portal with customizable integration with web development. They also developed a mobile version of the solution. The resulting website surpassed all of the company's expectations.

    "They supplied custom development with a huge interface in a very short timeline." - Partner, Sourcing and Shipment Company

  • 11
    $5,000+
    2 - 9 Employees
    Annecy France

    Founded in 2015, Walt is a web development and UX/UI design agency based in Argonay, France. They primarily work with small businesses in a variety of industries. The team also specializes in WordPress. 

    Clients
    La Clusaz
    Alain Milliat
    Actini
    Clufix
    Industries
    Notable Project

    Walt developed a website for a music composition company. They're also providing social media advertising support. The team met the client's expectations and understood their needs. 

    "They listened to our needs and took the time to create the website that we were looking for." – CEO, Music Creation Agency 

  • 12
    $10,000+
    10 - 49 Employees
    Lyon France

    Sutunam is an information technology and services company founded in 2010 in Lyon, France. Their team of around 30 works with small and mid-market businesses in the e-commerce industry to provide e-commerce, software, and web development. 

    Industries
    Notable Project

    Working with a health and fitness company, Sutunam provides ongoing technical development and full-cycle product development support. After many successful projects, the client praises Sutunam for their subject-matter expertise. 

    "I was a failing entrepreneur trying to build a new product. They helped me at every step. Even when the money and energy were slow, they were always there to pick me up." – CEO, Wellness Company

     

  • 13
    $1,000+
    Freelancer
    Paris France

    Wimbo is a freelance web agency based in Paris. Since 2011, they have offered web development, web design, and advertising solutions for small and medium-sized companies that work in the fields of advertising, e-commerce, and business services.

    Clients
    Atelier Braam
    Maison Landemaine
    Saint-Jean de Passy
    Industries
    Notable Project

    Wimbo designed UX/UI elements for a food delivery service website. The site needed a complete graphic overhaul to improve the customer experience. The new site has helped increase leads by 120%.

    “The site created by Wimbo allowed us to enhance our services to investors and facilitate it [services].” - CMO, Food Delivery Service Website

  • 14
    $10,000+
    10 - 49 Employees
    Paris France

    Terasol Technologies is a software development firm that was founded in 2014. The company is headquartered in Greater Noida, Ind. and consists of 17 employees. They specialize in custom software development, mobile app development, and enterprise app modernization. In addition, they primarily serve small business and midmarket clients in the IT and government industries. 

    Clients
    Habibs
    Uttarakhand Police
    Sea Mount Technologies
    Industries
    Notable Project

    Terasol Technologies worked with a data analytics company to create and implement two different apps for the company. The apps included a dashboard and a portal application that help store and present data. The client was pleased with the results of the project. 

    "We were the first company in the country to capture live channel availability data from urban and rural India in real time." – AVP Network Operations, Market Research Company

  • 15
    Undisclosed
    50 - 249 Employees
    Saint-Maur-des-Fossés France

    OrNsoft Corporation is a development firm headquartered in Miami with a satellite office in Bonneuil-sur-Marne, France. OrNsoft was founded in 2006 and provides custom software development, web development, mobile app development, and IT strategy consulting services mainly enterprise clients.

    Clients
    NASA
    United Nations
    Hitachi
    LiveCharity
    Industries
    Notable Project

    A door manufacturer hired OrNsoft to design its website and improve its SEO rankings. OrNsoft created a CRM system for the client and monitors, updates, and improves its various projects with the client on a recurring basis.

    "We experienced a major improvement of sales with the SEO." - President, Door Manufacturer

  • 16
    $1,000+
    10 - 49 Employees
    Mont-de-Marsan France

    Atwinta digital agency is a digital agency founded in 2011. Their San Diego-based team of about 23 employees provides UX/UI design along with web development and design services to small and mid-market companies.

    Clients
    Buzz.im
    SPECMONTAGE
    Hardin Scientific
    Industries
    Notable Project

    Partnering with a medical solutions provider, Atwinta digital agency helped develop a custom analytics platform for a medical IoT device. The platform collected millions of data points from the devices, using logic to anticipate medical failures. They also supplied developers to build out the iOS/Android app as well as firmware. All in all, their talented team performed comparably to the internal team.

    "They’ve met our internal standards. It’s a pretty professional team that produces quality work. They’ve assigned relatively high-level developers for the price given." – CTO, Medical Solutions Provider

  • 17
    $25,000+
    10 - 49 Employees
    Paris France

    Hello Pomelo is a software development company founded in 2017 in Paris and with secondary offices in Bordeaux, France and Barcelona, Spain. With about 20 employees on their team, they offer custom software development, web development, and mobile app development mostly to medium-sized companies in financial services, media, business services, and education sectors.

    Clients
    BNP Paribas
    Groupe Bertrand
    UGPBAN
    Industries
    Notable Project

    Hello Pomelo developed a customized software solution for a telecommunications company that needed to optimize its fleet management. They delivered within six months and provided support and additions for the platform. The client expressed that the software was user-friendly and issue-free. 

    "Our clientele continues to grow." – Head of Sales, Telecommunications Company

  • 18
    $10,000+
    50 - 249 Employees
    Lyon France

    SolveIt is a mobile application development firm founded in 2016 based in Minsk, Belarus. Their 27 employees specialize in mobile app development and provide web development and custom software development services. They work mostly with small businesses in the transportation, business services, and health care & medical services industries. 

    Clients
    MedExpert
    Zett Poker Club
    Top100
    Industries
    Notable Project

    SolveIt developed a mobile app for a dental clinic. The client wanted to create an app for iOS and Android that would help it maintain current patients and attract new ones. The client also wanted the apps to be easy-to-use and wanted to develop a survey for client feedback. After working with the company, the client has been able to work more efficiently, and they received positive customer feedback. 

    “Customer loyalty has become noticeably better, resulting in a larger number of patients returning a second time. Clients who had already used our services have rated the app and its features positively.” –Founder, Family Dental Center
     

  • 19
    $5,000+
    50 - 249 Employees
    Paris France

    AppCraft is a Ryazan, Russia-based development firm that specializes in mobile app, web, and custom software development. Founded in 2011, the agency consists of 52 employees and primarily works with small businesses.

    Clients
    Fast Tulip
    Happy Realtor
    Scootee
    Lingvoskill
    Notable Project

    AppCraft developed an internal project management app to improve communications between departments. The team has delivered the app for testing and remains on hand for further development. Stakeholders praise AppCraft's collaborative approach, noting their speed and comprehension.

    "The team follows our needs pretty well." – Project Manager, IT Company

  • 20
    $1,000+
    2 - 9 Employees
    Paris France

    Meta Optimizers is a marketing firm founded in 2018 with no more than 10 employees. They provide web development, social media marketing, and PPC solutions from their office in Paris. They work with small businesses in the fields of hospitality, retail, and e-commerce.

    Clients
    Farah Gallery
    Grand gîte Hyaumet
    Industries
    Notable Project

    Meta Optimizers developed a website for a countryside manor. The site was to be developed under the manor’s name and be easily visible on Google. The manor is satisfied with the resulting site.

    “Perfect availability.” - Owner, Countryside Manor

  • 21
    $1,000+
    Freelancer
    Toulouse France

    ODIZAJN is a full-service freelancing studio based in Belgrade, Serbia, with an office in Toulouse, France. The company was founded in 2009 and provides a wide range of services including web design and development, e-commerce development, UX/UI and SEO strategy, and social media and email marketing. They have experience in PHP, XML, JavaScript, and SQL.

    Clients
    Nike
    Cabinet Barond
    Brahma Kumaris
    Gerflor
    Industries
    Notable Project

    ODIZAJN partnered with a consulting firm to improve their digital communications strategies through a new website and email marketing guidance. The client was pleased with the pace of their work and their efficient approach to managing the project.

    “They provide a high level of creativity and productivity when compared to the cost of their services.” — CEO, Consulting Firm

  • 22
    $10,000+
    10 - 49 Employees
    Marseille France
    Bluedrop.fr is a web development firm founded in 1998. Their small team is located in Marseille, France and Bayrut, Lebanon and focuses on web development and ux/ui design.
    Industries
  • 23
    Undisclosed
    50 - 249 Employees
    Paris France
    Established in 2008, USERADGENTS is an application development firm. In Paris, France, their midsize team specializes in mobile app development, e-commerce development, web development, and ux/ui design.
    Industries
  • 24
    $10,000+
    50 - 249 Employees
    Paris France
    UX design company Wiredcraft is located in Shanghai, China; Paris, France; New York, New York and Hong Kong, Hong Kong. They specialize in ux/ui design, mobile app development, web development, custom software development, and more and were launched in 2009.
    Industries
  • 25
    $100,000+
    50 - 249 Employees
    Paris France
    UX company AREA 17 is headquartered in Brooklyn, New York and Paris, France. The midsize team focuses on ux/ui design, mobile app development, web development, branding, and more and was founded in 2003.
    Industries
  • 26
    Undisclosed
    10 - 49 Employees
    Marseille France
    QUAI 13 is a Marseille, France-based website development company. They focus on web development, e-commerce development, and mobile app development and were founded in 2003.
  • 27
    $25,000+
    10 - 49 Employees
    Paris France
    IZZY Agency is a Paris, France-based web development company. They offer web development, mobile app development, ux/ui design, e-commerce development, and more and were established in 2019.
    Industries
  • 28
    $25,000+
    50 - 249 Employees
    Paris France
    KeenEye is a custom software development company based in Colombo, Sri Lanka and Paris, France. Founded in 2010, the midsize team provides custom software development, IoT development, web development, mobile app development, and more.
    Industries
  • 29
    $5,000+
    2 - 9 Employees
    Toulouse France
    Pam Studio is an e-commerce development firm headquartered in Toulouse, France. The small team specializes in e-commerce development, ux/ui design, web development, branding, and more. The company was launched in 2010.
    Industries
Tell us about your project
NEED HELP SELECTING A COMPANY?

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.

TELL US ABOUT YOUR PROJECT