Looking for a top JavaScript developer in Buenos Aires?

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 Buenos Aires. 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 Buenos Aires JavaScript Developers

  • 1
    $50,000+
    50 - 249 Employees
    Buenos Aires Argentina

    Rootstrap is a software development firm based in Los Angeles with offices in New York; Montevideo, Uruguay; and Buenos Aires, Argentina. Established in 2011, Rootstrap has over 70 employees with experience with both consumer digital products and business applications. Their services include mobile development for Android and iOS, web app development, UI/UX design, custom software, and AR/VR development.

    Clients
    MasterClass
    Google
    Salesforce
    Universal Music Group
    Industries
    Notable Project

    Rootstrap provided business strategy consulting and software development services for a music startup in the US. The client wanted to build a digital platform to connect local musicians. Rootstrap's team outlined an MVP process and monetizing strategy. Since the prototype was introduced, the client has received considerable funding from outside sources, as well as positive feedback from professional musicians.

    "Their work looks good and we’ve learned a lot. They’ve been great to work with." – Founder, Music Startup

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  • 2
    Undisclosed
    250 - 999 Employees
    Paraná Argentina

    Velocity Partners is a software development agency based in Seattle, with offices in Capital Federal, Argentina, Montevideo, Uruguay, and Medellin, Colombia. Since 2000, their team of around 400 employees has been specializing in web, custom software, and e-commerce development for mid-market and enterprise clients. They're known to partner with clients in a variety of industries including financial services, IT, and healthcare.  

    Clients
    Amazon
    Comcast
    Expedia
    Microsoft
    Industries
    Notable Project

    Velocity Partners put together several versions of a website for an entertainment company targeting kids and families. They also set out to improve coding and transition the site to Amazon Web Services. The client saw an increase in web traffic as a result of the partnership. 

    "They’ve helped us increase our traffic by improving the site’s loading time. Also, the automation that they utilized in the coding process helped us save a lot of money and time when building new components." —Project Manager, Entertainment Company

  • 3
    $10,000+
    250 - 999 Employees
    Buenos Aires Argentina

    Based in Fort Lauderdale , Florida; Buenos Aires, Argentina; Cochabamba, Bolivia and Nuevo Cuscatlan, El Salvador, WillDom is a web development firm. The midsize team specializes in web development, IT staff augmentation, mobile app development, and Artificial Intelligence. The agency was launched in 2010.

    Industries
    Notable Project

    WillDom provides staff augmentation for a software development company. They work together with the client’s teams to build custom software products. They’ve also helped develop apps for iOS and Android. 

    “WillDom provides a really valuable service.”

  • 4
    $25,000+
    50 - 249 Employees
    Buenos Aires Argentina

    Loop Studio is a software development services provider located in Montevideo, Uruguay. It was founded in 2014 and now has a team of more than 24 employees. Loop Studio specializes in web development and also provides custom software development, mobile app development, application management.  support and more to primarily small businesses.

    Clients
    MemberSpace
    Gameopedia
    Industries
    Notable Project

    An investment firm was trying to execute a large development project and hired Loop Studio to become a long-term partner. Loop Studio provided full stack developers and design resources throughout the client's development process.

    "This project with Loop Studio has enabled us to scale our development significantly at a quality and price point that has not stifled the business." — Founding Partner, Investment Firm

  • 5
    $25,000+
    250 - 999 Employees
    Buenos Aires Argentina

    Altoros is a software development company in Minsk, Belarus. Founded in 2001, Altoros' team of over 350 employees specializes in cloud consulting, BI & big data consulting, blockchain and artificial intelligence services. 

    Clients
    Allstate
    Siemens
    Huawei
    Toyota
    Industries
    Notable Project

    Altoros worked on blockchain development for an insurance platform. Altoros developed multiple software projects for the client including a monitoring interface and a custom front end. Altoros also connected the client to Smart Contract and built a cloud-based monitoring network on the software. 

    "They [Altoros] have very high-class project management. All team members are skilled from a technical, organizational, and logistical standpoint. They perform very well." - CEO, Insurance Platform 

  • 6
    $25,000+
    10 - 49 Employees
    La Plata Argentina

    NaNLABS is a digital agency based in La Plata, Argentina with another office in Neuquén. Established in 2013, the company consists of around 25 employees who specialize in custom software development, mobile app development, and UX/UI design.

    Clients
    Symantec
    Flight Club
    Fifth Wall
    Cyber Cube
    Industries
    Notable Project

    NaNLABS developed an iOS and Android app for a breast cancer foundation. The app operates in six languages and shows users how to perform their own examinations. It also features automatic push notifications as reminders. The client boasts a user base of over 50,000.

    "They were really fast and really easy to work with, and were great communicators throughout." — Founder, Breast Cancer Foundation

  • 7
    $50,000+
    50 - 249 Employees
    Buenos Aires Argentina

    United Virtualities is a tech consultancy in New York; Buenos Aires, Argentina; Guadalajara, Mexico; and Barcelona, Spain. Founded in 2009, they have about 121 employees that serve clients in the consumer products, financial services, and healthcare industries. Services include IT strategy, web development, and big data consulting.

    Clients
    Godiva
    National Geographic
    Samsung
    Fender
    Industries
    Notable Project

    United Virtualities provided web development services for a virtual education platform. Their team built a website that presents and archives webcasts. The platform has received positive feedback for its look and functionality.

    “The expertise they provided to build a very technically challenging website was remarkable.” – President & Owner, Virtual Education Website

  • 8
    $5,000+
    10 - 49 Employees
    Olivos Argentina

    White Canvas is a web agency based in Vicente Lopez, Argentina, and founded in 2015. With fewer than 10 members, they specialize in web development, web design, and UX/UI design for clients ranging from small firms to large businesses.

    Clients
    New York Times
    COMCAST
    Doctorpedia
    Biogénesis Bagó
    Notable Project

    White Canvas developed and designed a website for a B2B lead generation company. White Canvas also optimized the site, improving overall performance and loading times. The company is satisfied with the results.

    “They are highly organized, very skilled (especially at front-end code), and reliable with regards to deadlines.” - CEO, B2B Lead Gen Company

  • 9
    $1,000+
    10 - 49 Employees
    AUK Argentina

    Folka Media is a web development firm located in AUK, Argentina. The small firm was founded in 2010. Their services include web development and web design.

    Industries
    Notable Project

    A Travel Booking Platform hired Folka Media to provide web and app development services. These ongoing efforts include website redesigning, mobile app building, and other media platforms update and development.

    "They show outstanding commitment."

  • 10
    $5,000+
    10 - 49 Employees
    Buenos Aires Argentina

    ZERF is a small website development firm headquartered in Buenos Aires, Argentina. They provide web development, application management & support, e-commerce development, and mobile app development and were founded in 2020.

    Clients
    Uwigo
    Menta
    Migrante
    Spotlight
    Industries
    Notable Project

    ZERF was hired by an IT solutions provider to build new UI/UX designs for their platform. The vendor had been recommended by a partner company before hiring, thanks to their agile development process.

    " All the process was in order and on track."

  • 11
    Undisclosed
    10 - 49 Employees
    La Plata Argentina

    Devsar is a web and mobile development company from La Plata, Argentina with a second office in San Francisco. It was founded in 2010. Since then, it has grown to a team of 31 employees. Devsar focuses on web and mobile app development while also providing web design, and cloud consulting & SI. Their client base mostly includes small businesses. 

    Clients
    24 Hour Fitness
    McKinsey
    Cohley
    Blue Weatlh Managment
    Industries
    Notable Project

    An educational webinar company needed a platform that could handle their large volume of clients. Using Google App Engine, Devsar came on board as a partner to create a webinar platform that uses live screening. The team now provides ongoing feature builds and support for the client.

    "What impresses me about Devsar is their ability to walk in their client’s shoes, understand the need, and their ability to execute without having to follow through daily or weekly." — Founder, Educational Webinar

  • 12
    $5,000+
    10 - 49 Employees
    Buenos Aires Argentina

    devartis is a software company based in Buenos Aires, Argentina, that was established in 2010. Their team of 26 employees offers web development, custom software development, and e-commerce development.  

    Clients
    Anheuser-Busch InBev
    Axialent
    BridgerConway
    HealthyWage
    Notable Project

    devartis built a website for a writing workshop to highlight their programs. Their team developed their front- and backend using Django, Python, and JavaScript. he website connects writers with other writers. Their high-quality work set them up for future engagement.

    "The team at devartis is very approachable, nice, responsive and savvy."–Owner, Writing Workshop 

  • 13
    $5,000+
    10 - 49 Employees
    BUENOS AIRES Argentina

    Mobile application development company Jedify was launched in 2020. The small BUENOS AIRES, Argentina-based team provides mobile app development, web development, e-commerce development, and custom software development.

    Notable Project

    Jedify created a website for an educational institution. This platform was expected to accommodate B2C and B2B markets.

    "They were agile, nimble and very experienced."

  • 14
    $10,000+
    10 - 49 Employees
    Buenos Aires Argentina

    Amalgama is a software consulting company based in Buenos Aires, Argentina, with a team of about 45 people. They are experts in design, methodology, and software development. Since their start in 2013, they've worked with their clients, helping them boost their businesses, from the conception of their ideas to the development, and validation of their products
     

    Clients
    Coalesce NYC
    Latlong
    Big Five Edition
    Hunny
    Industries
    Notable Project

    Amalgama developed an app for an emotional health streaming platform. The product is compatible with both an iOS and Android version. The client was impressed with their project management and communication.

    "Their team is really collaborative. It’s not like we just give them a roadmap and they build it—they ask questions and are involved in understanding our business." — CEO, Emotional Health Streaming Platform 

  • 15
    $10,000+
    10 - 49 Employees
    La Plata Argentina

    Founded in 2013, SINAPTIA is a digital solutions firm. Their team of around 30 employees is based in La Plata, Argentina. They focus on web development and design and IT staff augmentation.

    Clients
    OmniAlly
    David Kind & Optify
    Cowgirl Creamery
    Alliants
    Industries
    Notable Project

    SINAPTIA provided site maintenance for a prescription eyewear company. The team implemented new features and migrated the site to AWS hosting.

    "Their team is very reactive, even with our four-hour time difference. If an issue pops up during off-hours, they still make sure to jump on it." – CEO, Prescription Eyewear Company

  • 16
    $25,000+
    10 - 49 Employees
    Buenos Aires Argentina

    Founded in 2016, Underscope is located in Buenos Aires, Argentina. With a team of 12 employees, they provide mobile app development, web development, and other IT consulting and SI services for enterprise, midmarket, and small businesses.

    Clients
    Disney
    B.Good
    Platzi
    Navent
    Industries
    Notable Project

    Underscope provided development expertise for a fast-casual restaurant. They developed a custom ordering platform with both web and mobile versions. The team trained inhouse teammates in React and they continue to support redesigns and updates. They helped the client's development be more efficient and trained on React.

    "They’ve helped us become more efficient in terms of development and everyone is trained on the React base." –Head of Digital Strategy, Fast-Casual Restaurant

  • 17
    $50,000+
    50 - 249 Employees
    AAQ Argentina

    10Pines is a custom software development firm based in Buenos Aires, Argentina. Founded in 2009, their team of 70 serves clients in the e-commerce, finance, and retail sectors. Services include iOS/Android, Ruby on Rails, ReactJS, and JavaScript development.

    Clients
    Teespring
    Starbucks
    Burger King
    Hoopla
    Industries
    Notable Project

    10Pines provided outsourced development services for a software company. The team worked in Ruby on Rails. The team did an exceptional job of delivering on time.

    “The vast majority of the engineers that I’ve engaged over the last four years have had good communication skills.” – Director of Engineering, Software Company

  • 18
    $25,000+
    10 - 49 Employees
    Buenos Aires Argentina

    IMPRONTA IT is a software development company. Founded in 2009, the small agency is located in Buenos Aires, Argentina. Their services include custom software development.

    Industries
    Notable Project

    An oil and gas company partnered with IMPRONTA IT for custom software development services. The team designed and implemented GIS solutions for the client's mapping platform using Esri.

    "Their focus on data quality, keen details, and concern for fulfilling our expectations at all levels were impressive."

  • 19
    $50,000+
    10 - 49 Employees
    Buenos Aires Argentina

    Kelsus has been providing clients with software engineering teams to small businesses in the education, business services, and consumer product service industries since 2008. With a team of 50 in offices around the Colorado, Buenos Aires, Duvall, and Argentina areas, they help clients publish content, social strategy, and software development.

    Clients
    Sphero
    Equifax
    Zoopix
    DigitalTown
    Industries
    Notable Project

    Kelsus partnered with pet-owner social media company to design, create the application, and build an algorithm for a weekly competition to feature owners pets. The results were 20,000 users and over 30,000 pets on the platform with Kelsus app development.

    “I can’t say enough positive things about them. Rather than just building whatever we ask of them, Kelsus has been very helpful about leading us through the development process. As a self-funded startup, we don’t always know what we’re building, so they advise us on the most efficient ways to proceed.” – Co-Founder & CEO, ZooPix

  • 20
    $5,000+
    250 - 999 Employees
    Buenos Aires Argentina

    Hexacta was founded in 1999 and is headquartered in Buenos Aires, Argentina. They have 5 other locations throughout Argentina, a location in each Brazil, United States, and Uruguay. With 548 employees, they provide custom software development, mobile app development, and web development services for midmarket, enterprise, and small businesses.

    Clients
    Axioma
    Bollore
    Sancor Seguros
    Microsoft
    Industries
    Notable Project

    Hexacta designed and developed an integrated development environment and debugging platform for a SaaS company. They also worked on UI prototypes. Their work has had a massive impact and of great quality.

    "They’ve had a tremendous impact." –CEO, SaaS Company

  • 21
    Undisclosed
    2 - 9 Employees
    Buenos Aires Argentina

    InAllMedia is a design and software development company headquartered in Seattle with locations in London and Buenos Aires, Argentina. Founded in 2013, they've grown to a team of 46 that provides web development, mobile app development, and custom software development services, among others. 

    Clients
    GlobalLogic
    SmartWeb
    Leo Burnette
    Notable Project

    A product development firm needed to supplement their development staff. InAllMedia helped develop the product using .NET and Java, in addition to designing its UI and UX. 

    "They have a very good background on different technologies and great experience on top-notch clients. It's been a good experience so far." —Delivery Head, Product Development Firm

  • 22
    $1,000+
    10 - 49 Employees
    Ciudad Autonoma de Buenos Aires Argentina

    Founded in 2012, Zarego is a technology agency that is headquartered in Buenos Aires, Argentina. The team of 7 specializes in cloud consulting, IT staff augmentation, and IT strategy consulting. 

    Clients
    Disney Cliptastico 3
    Cavity
    Backed
    Pictery
    Industries
    Notable Project

    Zarego partnered with a media company to elevate their new captcha product for its launch. They provided the client with useful features and integrated a way for consumers to interact with the ads more efficiently. The client had a 100% uptime to 10 million consumers.

    “Zarego did an excellent job. We were very happy with them and we still meet with their team every now and then. We started working with them in 2013 and we’re still looking for new projects to do with them five years later, which speaks for itself.” – CEO, Media Company

  • 23
    $25,000+
    10 - 49 Employees
    Buenos Aires Argentina

    UX design agency Kambrica was founded in 1996. They are headquartered in Buenos Aires, Argentina and have a small team. Their services include ux/ui design, product design, web design, IT strategy consulting, and more.

    Industries
    Notable Project

    Kambrica rebranded a health insurance's business image. They helped the client meet their business objectives.

    "They exceeded our expectations."

  • 24
    $5,000+
    2 - 9 Employees
    BVB Argentina

    Bracketmedia is a web development and design firm based in Buenos Aires, Argentina. Founded in 2004, their team of 7 serves clients in the marketing and advertising sectors. Services include WordPress development.

    Notable Project

    Bracketmedia provides web development services for a web design and development firm. They work in WordPress and create sites for third part clients. The team is responsive and reliable.

    “They feel like a partner that fits in well with my team.” – CEO, Digital Agency

  • 25
    $1,000+
    10 - 49 Employees
    Buenos Aires Argentina

    Smallcode is a software company based in Buenos Aires, Argentina with a team of over 10 members. SInce 2015, they have offered their services in custom software, web, and mobile app development to clients, with their specialty in mobile apps being those for e-commerce, finances, and health.

    Clients
    Pago24
    Almundo
    Teléfonica
    Movistar
    Notable Project

    Smallcode developed a website for a kid’s products e-commerce store. The store needed a WordPress website for their business, and required the site to appeal to the target market. The project has only recently started, but sales are already starting to occur.

    “I’m most impressed by their communication — they were always available.” - Owner, E-commerce Store

  • 26
    $5,000+
    10 - 49 Employees
    Buenos Aires Argentina

    Founded in 2013, IT OESTE is a small software development company. Their services include custom software development, web development, mobile app development, enterprise app modernization, and more. The firm is headquartered in Buenos Aires, Argentina; Buenos Aires, Argentina and Medellín, Colombia.

    Industries
    Notable Project

    A digital marketing and web agency hired IT OESTE to provide app development. They're working on a multiplatform app that connects flower vendors worldwide where buyers can also place orders.

    "We’ve had outstanding results so far."

  • 27
    $1,000+
    2 - 9 Employees
    BAC Argentina

    Tec Solutions Network is a development agency based in Buenos Aires, Argentina. Founded in 2009, their l team of fewer than 10 works with a variety of companies. They specialize in web development, custom software development, and enterprise app modernization.  

    Clients
    Fortune 500 internet specialist
    Overprint (Fox Broadcasting Company)
    Masuma International S.A.
    US Boca
    Notable Project

    Tec Solutions Network developed the internal management system for a digital marketing firm. The agency was able to match their business and culture. The client prides Tec Solutions Network on their communication.

    "They are knowledgeable about business, not only the technical side." — CEO, Digital Marketing Agency 

  • 28
    Undisclosed
    10 - 49 Employees
    Buenos Aires Argentina

    Founded in 2017, Codea IT has a team of 50 professionals in Argentina that work with clients in the tech, food, and IT industries. Codea specializes in web development, custom software development, IT strategy consulting, and web design.

    Clients
    Microsoft
    Coca-Cola
    McDonald's
    Nissan
    Industries
    Notable Project

    An airline partnered with Codea IT to develop a web application to help the backend team manage airline ticket prices.  They provided them with the tools the company needed to maintain success of their new business. 

    “They weren’t deeply familiar with our vision and the type of technology we were working with, so there was a bit of a learning curve. With that said, they were committed to bettering their knowledge. With hard work and dedication, Codea IT delivered on time and according to our expectations. We continue to work with them on other development projects.” – Technical Lead, Airline Ticket Company

  • 29
    $10,000+
    10 - 49 Employees
    Capital Federal Argentina

    Litebox is a design and development agency founded in 2013 with over 10 employees. Based in Capital Federal, Argentina, they specialize in UX/UI design, custom software development, and web development for clients ranging from small firms to large businesses.

    Clients
    Molo
    Nubi
    AON
    OSDE
    Notable Project

    Litebox worked on various projects with a digital design agency. The projects involved various languages such as HTML, Vercel, and JavaScript. The agency is able to better meet the needs of their clients with Litebox’s help.

    “Their team stays updated on the latest technologies, working to improve their services.” - CEO & Founder, Digital Design Agency

  • 30
    $100,000+
    10 - 49 Employees
    Buenos Aires Argentina

    Accelerance is a small IT strategy consulting company. The Redwood City, California-based firm was established in 2001. Their services include IT strategy consulting, custom software development, IT staff augmentation, enterprise app modernization, and more.

    Clients
    Acrowire
    Find.com
    MediaPro
    AdRoll
    Industries
    Notable Project

    Accelerance was hired by a medical technology company to help them find a new app development outsourcing service provider. They've collected the client's requirements and given a list of three vendors.

    "Their knowledge of the outsourcing markets, companies, skill sets, and rates is outstanding."

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