Looking for a top JavaScript developer in Argentina?

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 Argentina. 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 Argentina 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
    $10,000+
    250 - 999 Employees
    Tandil Argentina

    Headquartered in Roseville, Calif. and founded in 2011, Solvd Inc. is a software development company with three additional locations in locations in Minsk, Ukraine, and Buenos Aires. Their team of 113 provides web development, mobile app development, and application testing for their mid market clients. They primarily work with companies in the health care, financial services, education, and media industries. 

    Clients
    NerdWallet
    MyFitnessPal
    Famous Industries
    TriPointLab
    Industries
    Notable Project

    A consumer-first finance advice company enlisted Solvd’s expertise for quality assurance tasks within the company. They brought infrastructure in for automation solutions to speed up internal processes. The client was satisfied with the work that Solvd provided enabled the client to measure results.

    ”Their hard work gained the respect of our developers in San Francisco, which is a very difficult thing to do.Easily one of the best companies I’ve ever worked with.” –– Senior Director of Engineering, Financial Advice Company 

  • 3
    Undisclosed
    250 - 999 Employees
    Avellaneda 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

  • 4
    $25,000+
    50 - 249 Employees
    Córdoba 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
    Rosario Argentina

    Menlo Technologies is a global services based in Santa Clara, Calif., with an additional office in Hyderabad, India. Since 2010, Menlo Technologies' team of over 150 employees has specialized in custom software development, mobile app development, and web development. The client appreciated Menlo Technologies' ability to collaborate despite a time difference between the two teams.

    Clients
    Apple
    LinkedIn
    Nike
    GitHub
    Industries
    Notable Project

    Menlo Technologies was hired by a technology solutions firm for a series of development projects, including iOS and Android apps. The client's goal was to obtain additional support for their in-house team.

    "There have been some projects with tough timelines, but Menlo Technologies went above and beyond for them."- President, Technology Solutions Firm

  • 6
    $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 

  • 7
    $10,000+
    10 - 49 Employees
    Santo Tomé Argentina

    Serfe is a development agency based in Santo Tome, Argentina. Since 2003, the agency and their team of about 30 work with mainly small businesses. They specialize in web, e-commerce, and custom software development.  

    Clients
    OpenAvenue.com
    RainyDay.org
    Convey.com
    MyPerfectColor.com
    Industries
    Notable Project

    Serfe developed a web-based application for a countdown app company. Along with development, the agency implemented new functions and testing. The clients said the application is running smoothly.

    "They’ve been really good. They’re quick to respond, and when something is done, it’s done correctly." — Owner, Countdown App Company 

  • 8
    $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

  • 9
    $25,000+
    10 - 49 Employees
    Mar del Plata Argentina

    XOOR is a software development company based in Mar del Plata, Argentina. It was founded in 2017 and now employs a team of 6 that provides web , e-commerce development, and custom software development services. Though they work primarily with small businesses, they also have experience partnering with mid-market outfits. 

    Clients
    Boundary Digital
    Grapevine.org
    Omni.cr
    CodersClan
    Industries
    Notable Project

    A digital design firm needed help on several development projects. XOOR used React, Node.js, MongoDB, and Amazon Web Services to develop a web app's front- and backend that helps real estate agents and clients schedule appointments and communicate easier.

    "One of the nice things is that you don’t have to give them a lot of notes once you have handed them a design. They are good at getting it right. Having built a lot of platforms, it can be a frustration that designers run into, but with XOOR, we don’t need to give them too much feedback." —Co-Founder, Design Firm

  • 10
    $5,000+
    50 - 249 Employees
    Córdoba Argentina

    Founded in 2010, Darwoft is a development firm. Their team of around 85 employees is based in Houston, with an additional office in Córdoba, Argentina. They focus on custom software, web, and mobile app development.

    Clients
    HometownLocal
    Hometown Demolition
    Remrise
    Fast Company
    Industries
    Notable Project

    Darwoft provided staff augmentation services for a travel company. The team provided both front- and backend development services, building out the system architecture.

    "When we hired them I was looking for a greater quality of development and with them, I found developers with great skills, great readiness, very dedicated and savvy." – Head of IT Development Department, Travel Company

  • 11
    $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

  • 12
    $10,000+
    50 - 249 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.”

  • 13
    $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."

  • 14
    $10,000+
    50 - 249 Employees
    Córdoba Argentina

    The Fuzzy Fish is development firm that was founded in 2015. Their team of about 20 employees is based in Córdoba, Argentina. They work with small and medium-sized businesses in a variety of industries. In addition to development, they also provide UX and web design services. 

    Clients
    DaoCloud
    Figured
    MercadoLibre
    Whisker and Paw
    Industries
    Notable Project

    A medical device company hired The Fuzzy Fish to develop and design a website. The client was impressed by The Fuzzy Fish's flexibility, empathy, and personability.  

    "They really understand what you need and how to make it work." – Branding & Communications Manager, Medical Device Company 

  • 15
    $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."

  • 16
    $10,000+
    50 - 249 Employees
    Rosario Argentina

    Azumo is a San Francisco based software development services company. They have additional offices in McKinney, Texas and Rosario, Argentina. They were founded in 2016 and have a team of 33 employees. They specialize in custom software development, mobile app development, and the use of AI.

    Clients
    Twitter
    Facebook
    NCSOFT
    Discovery Channel
    Notable Project

    Azumo built an app for a social media company. They built an app that aspiring suppliers could use to express their interest. The iOS app used a chatbot to collect information from the interested parties and compared it to a database to find the most promising candidates. The client was very happy with the app, and says that other companies were so impressed with it that they were considering adopting similar systems. 

    “From the first phone call through to execution, they provided data in real time and were excellent communicators.” – Head of Supplier Diversity, Social Media Company
     

  • 17
    $5,000+
    2 - 9 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
    BADA
    BCR
    Doctorpedia
    FictiveKin
    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

  • 18
    $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.  

    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 

  • 19
    $10,000+
    10 - 49 Employees
    Campo Salles Argentina

    Founded in 2011, 404 // Mobile & Web Apps is a web & mobile development company for financial, consumer product, games, and content applications. Headquartered in Buenos Aires, a team of 50 provide app development, UX/UI design, custom software development, IT strategy consulting, and app modernization services to clients.

    Clients
    Greenpeace
    Gouvernment of Argentina
    Coca-Cola
    Disney
    Notable Project

    404 partnered with an oil engineering company to provide a social networking tool and develop the system. The provided the client with app development, UX/UI design, and QA testing for the application. 

    “Their quality and timeliness were quite good. They were professional and always willing to help, solving problems and maneuvering around roadblocks.” – Project Manager, Oil Engineering Company

  • 20
    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

  • 21
    $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."

  • 22
    $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 

  • 23
    $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

  • 24
    $50,000+
    50 - 249 Employees
    Buenos Aires Argentina

    BEON Tech Studio is a web development company in Buenos Aires, Argentina. Founded in 2011, they have about 25 employees that serve mostly midmarket and small-business clients in the business, consumer products, and IT sectors. Their services are specialized in web development.

    Industries
    Notable Project

    BEON Tech Studio provided staff augmentation services for a software development agency. Their team placed a React Native developer and mobile engineer to work with the client’s team. The internal staff is impressed with the augmented staff member’s work.

    “They went out of their way to make sure they were the right resource for us.” – Founder, Software Development Agency

  • 25
    $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

  • 26
    $5,000+
    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

  • 27
    $10,000+
    10 - 49 Employees
    Rosario Argentina

    Founded in 2014, NextDots is a development firm. Their team of around 10 employees is based in Rosario, Argentina. They focus on web development, mobile app development, and IT staff augmentation.

    Industries
    Notable Project

    NextDots developed a mobile app for a mobile lottery company. The team defined the scope of the project and built both an iOS and Android version of the platform.

    "I liked their emphasis on having a good product description before starting the development, that was great and allowed us to move forward with the project without any further complications." – CEO, Mobile Lottery Company

  • 28
    $10,000+
    50 - 249 Employees
    Bonpland, Corrientes Argentina

    Simplex Software is a boutique nearshore software development firm based in Buenos Aires, Argentina, with an office in Junin, Argentina. The firm, founded in 2011, has more than 50 employees and provides, among others, IT staff augmentation, custom software development, and IT strategy consulting to small and midmarket companies in various industries that include consumer product & sevices, retail, and e-commerce industries. 

    Clients
    Grindr
    Appetize
    Sense360
    Curtain
    Industries
    Notable Project

    A fashion retail brand tasked Simplex Software to augment their data engineering team with one full-time engineer who will work on both business facing data pipelines and enhancements to the brand's data infrastructure. With the additional engineer, the brans was able to set up a new pipeline orchestration platform using Airflow and Kubernetes, deploy a new batch event service to power automated personalized emails, establish pipelines integrated with 3rd party advertising platforms, and develop an alerting system around Airflow and Pagerduty. 

    "The team member seamlessly plugged into our Slack, JIRA, and Pagerduty for bi-weekly sprint commitments, but was also very self-sufficient in managing bugs and making improvements." -  Director of Data Science & Analytics, Fashion Retail Brand

  • 29
    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

  • 30
    $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

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