Looking for a top JavaScript developer in Toronto?

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 Toronto. 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 Toronto JavaScript Developers

  • 1
    $10,000+
    10 - 49 Employees
    Toronto Canada

    Kalamuna is a web development and design agency founded in 2012. They have 15 employees based in their Oakland, Calif. office. The bulk of their services focus on full-service web development, from visual design to server-side operations. Kalamuna also offers custom software development and digital strategy consulting.

    Industries
    Notable Project

    A Bay Area media company hired Kalamuna to redesign its website after ending its relationship with a former web designer. Kalamuna focused on migrating the site from Drupal 6 to 7 and updating its visual aesthetics and usability. The site was fairly sophisticated and involved migrating content dating back to 2006. This client praised Kalamuna's project management skills and timeliness and appreciated the visual and functional upgrades to the website.

    "They care about what they're doing, and they'll speak up if they feel like there's a better approach. They have really high standards for user experience and user testing." – Technology Director, Media Company

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  • 2
    $50,000+
    10 - 49 Employees
    Toronto Canada

    Quantum Mob is a software development company based in Toronto, Ontario, that was founded in 2016. With a team of around 15 employees, Quantum Mob provides web development, custom software development, and mobile app development services.

    Clients
    Air Miles
    University of Toronto
    AMD
    Temagami Systems
    Industries
    Notable Project

    Quantum Mob was hired by a cabinetry supplier in need of web development and cross-platform integration services. Quantum Mob developed a new website using HTML, CSS, and PHP. The new website also featured an e-commerce functionality using Shopify APIs. The client appreciated that the new website loaded faster, was more user friendly, and drover higher conversion rates.

    "The efficient page loads, new designs, and improved user flow increased conversions from 3% to 4%. This increase was sustained on a weekly basis and is continuing to grow." - Digital Project Manager, Cabinetry Supplier

  • 3
    $100,000+
    50 - 249 Employees
    Toronto Canada

    Myplanet is a software studio headquartered in Toronto, Ontario, with additional offices in Vancouver, British Columbia, and Chicago, Ill. Founded in 2009, Myplanet's team of around 90 specializes in web development, web design, and e-commerce development, primarily for midmarket and enterprise clients in financial services and media.  

    Clients
    Acquia
    CenturyLink
    Cisco
    Cleveland Clinic
    Industries
    Notable Project

    A cloud platform developer hired Myplanet for assistance with digital strategy, information architecture, and user experience. The client's goal was to rebrand and reposition its digital presence as it moved away from providing hardware to providing cloud services. The client appreciated Myplanet's "customer-centric" approach to project management.

    "From day one to January 2015, we experienced a 300% increase in site traffic and 200% increase in leads coming from the web. Our bounce rate went down and our net promoter score went up." - Chief Marketing Officer & SVP of Business Operations, Cloud Platform Developer 

  • 4
    $10,000+
    10 - 49 Employees
    Toronto Canada

    247 Labs Inc. is an information technology company based in Toronto, Canada. Founded in 2013, 247 Labs Inc. has around 30 employees who focus on mobile app development and web development for small and midmarket enterprise businesses, startups, and partner agencies.

    Clients
    Motorola
    Rogers Communications
    FidoJohnson & Johnson
    Davis & Henderson
    Industries
    Notable Project

    A Canadian military nonprofit partnered with 247 Labs Inc. to build a job search platform for veterans integrating back into civilian life. 247 Labs Inc. was hired as a subcontractor responsible for delivering backend development with a focus on analytics, as well as longterm maintenance. 247 Labs Inc. used MongoDB and MySQL to develop the backend of the platform, including an automated matching functionality and improved on-site search. Following 247 Labs Inc.'s work, the military nonprofit noticed significant audience growth. 

    "Initially, we migrated around 7,000 candidates to the new platform. It reached 10,000 users by February 2018, which was a confirmation of the site’s design and usability. Our employer count also increased, from 300 at the time of migration to 450 by February 2018." - Program Manager, Military Nonprofit

  • 5
    $25,000+
    10 - 49 Employees
    Toronto Canada

    Inorbital is a Toronto-based web development company. With a team of fewer than 50, they serve mostly midmarket and enterprise businesses in industries such as healthcare and business services. They were founded in 1999.

    Clients
    Qatar Airways
    BDO Canada
    Bioscript
    Toronto Canadian Radio-television and Telecommunications Commission (CRTC)
    Industries
    Notable Project

    Inorbital helped develop and design an architectural firm’s website. The site included a new CMS and was created to build credibility for the firm, showcasing their past work to encourage new customers. The team provided a solution that’s visually appealing and easy to maintain.

    “We are very pleased with the end result and receive lots of compliments from people who have seen the site. We spend a lot less time updating the site to showcase our newest project.” — President, Architecture and Design Firm

  • 6
    $25,000+
    50 - 249 Employees
    Oakville Canada

    Spiria is a development company headquartered in Montreal, Québec, with additional offices in Gatineau, Québec; Oakville, Ontario; and Boston, Mass. Founded in 2003, Spiria's team of around 150 focuses on custom software development, web development, and mobile app development, primarily for midmarket and enterprise clients from the business services, entertainment, and manufacturing industries. 

    Clients
    Autodesk
    Shutterstock
    Acosta
    Shaw
    Industries
    Notable Project

    An advertising software company hired Spiria for an ongoing partnership. As the advertising software company takes on new clients, Spiria provides assistance on a variety of projects by assigning individual contributors to augment the advertising software company's team. Additionally, Spiria has trained the advertising software company's team on a new project methodology. The advertising software company appreciates Spiria's ability to reliably provide development support and quality assurance.

    "When we receive a new contract, we are able to quickly augment our team and plan ahead. I have been using Spiria for this purpose ever since their company was created 10 years ago." - COO, Advertising Software Company

  • 7
    $10,000+
    10 - 49 Employees
    Toronto Canada

    Founded in 2008, VerticalWave Solutions is a web and mobile development company headquartered in Toronto, Ontario, with an additional office in Timisoara, Romania. With a small staff of around 5 employees, VerticalWave Solutions specializes in mobile app development, web development, and e-commerce development, especially for small and midmarket clients in the nonprofit sector. 

    Clients
    Canadian Mortgage And Housing Corporation
    Ontario Lottery And Gaming
    York University
    C.D. Howe
    Industries
    Notable Project

    VerticalWave Solutions was in charge of a website redesign for a publishing company. Working with the company's in-house designers helped to maintain the brand's image, VerticalWave Solutions built a new website on Drupal with a user friendly backend that could be easily maintained by users with little technical knowledge. The client was impressed with how fast VerticalWave Solutions worked.

    "Vertical Wave was very good about remaining transparent with the budget. If we wanted to do anything beyond the scope of work, VerticalWave let us know how much more it would cost, and we made agreements together."- Business Development Manager

  • 8
    $50,000+
    10 - 49 Employees
    Toronto Canada

    datarockets is a development company consisting of 20 in-house developers working remotely from Canada and eastern Europe. Founded in 2014, they develop custom software and applications for startups and medium-sized businesses. Besides development, they consult entrepreneurs on product strategy and MVP building.
     

    Clients
    Nike
    Wargaming
    HolacracyOne
    GlassFrog
    Industries
    Notable Project

    A company spearheading the Holacracy framework hired datarockets to augment their in-house team for a SaaS platform development. datarockets modernized legacy code and took a leadership role in improving code standards. They implemented new features using Ruby on Rails, GraphQL API, React, Relay, and made complex infrastructure changes, leading to significant performance improvement.

    "Their commitment to technical excellence is impressive. They have high standards for the quality of code." – Partner, Organization Management Software Company

  • 9
    $10,000+
    50 - 249 Employees
    Toronto Canada

    Sombra is a web and mobile development company based in Lviv, Ukraine, that was established in 2013. Their team of 88 employees provides custom software, web, and mobile app development.  

    Clients
    ZappySales
    Wiser Investments
    Divido
    RenewAge
    Industries
    Notable Project

    Sombra revamped a video streaming platform for a media company. Their team added new features, including a broadcast scheduler and cross-platform streaming. Their work eliminated errors and boosted traffic.

    "Within the last year, our users haven’t had any crashes, even when there were high traffic loads."– Director, Streaming Service 

  • 10
    $10,000+
    10 - 49 Employees
    Oakville Canada

    OPTASY is a Drupal and web development company based in Toronto, Canada with offices in New York, Amsterdam and Romania. Founded in 2005, OPTASY's team of less than 20 specializes in web development, e-commerce development, mobile app development and AR/VR development. OPTASY works with clients in the media, healthcare & medical, education and real estate industries. 

    Clients
    Allard Prize Maple Leafs Toronto Regina School Board LMV
    New York University of Toronto FlippBidd AvivaPartner iLobby DentalQuest
    Industries
    Notable Project

    OPTASY made updates to a digital media agency's Drupal-based platform. OPTASY provided new designs, coding and architectural re-dos to update the site. OPTASY also created custom tracking modules for the site that allowed the administrators to track Google Analytics data and page use. The company also added modules that allow for site administrators to easily change the layout and content on the site. 

    "They [OPTASY] really know their stuff in Drupal, more so than any other development shop I’ve worked with... Based on all the previous projects we did with universities and other media companies, we realized that OPTASY really knew what they were doing." - Director of Digital Design, Digital Media Agency 

  • 11
    $10,000+
    50 - 249 Employees
    Toronto Canada

    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
    BITFINEX
    Roofstreet
    FrandMe
    RealConnex
    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

  • 12
    $50,000+
    50 - 249 Employees
    Toronto Canada

    Founded in 2002, TWG is a software development company headquartered in Toronto, Ontario, with a satellite office in New York City. With a team of around 140 employees, TWG provides web development, custom software development, and mobile app development services.

    Clients
    Bell Media
    Everlane
    FreshBooks
    The Globe and Mail
    Industries
    Notable Project

    A digital currency exchange company hired TWG to develop the user interface for its iOS and Android mobile apps. TWG designed and developed the user interface using Radiant and React. TWG also provided project management assistance. The client appreciated their close relationship with TWG's project manager.

    “Our user onboarding, based on the consistent amount of traffic, increased by about 300%.” - CEO, Digital Currency Exchange Company

  • 13
    Undisclosed
    10 - 49 Employees
    Vaughan Canada

    Apiqu is a web development company based in Toronto with a second office in Chicago. It was founded in 2013 and currently has a team of 6 employees. Apiqu is entirely dedicated to developing websites and web apps. 

    Clients
    UNESCO
    University of Toronto
    netrix
    Canada Council for The Arts
    Notable Project

    A medical transportation company needed a better way to track their client bookings and billing. They hired Apiqu to create a web platform that includes complex communication tools, quality control reminders, and geo-tracking for each client.

    "Since 2009, our annual average growth has been around 35%, with half of that growth because of the platform Apiqu built. It’s so detail-oriented that our employees can see every detail about our collaborators and clients." — CEO, Medical Transportation Company

  • 14
    $10,000+
    10 - 49 Employees
    Toronto Canada

    Lush Concepts is a Toronto-based digital solutions company, focusing primarily in web and UX/UI design, and enterprise app modernization. Their team of under 10 employees was founded in 2007. They primarily work with small businesses in the hospitality & leisure and nonprofit sectors. 

    Clients
    Muskoka Brewery
    Santa's Village
    Deerhurst Resort
    Horseshoe Resort
    Industries
    Notable Project

    Lush Concepts initially worked on a website redesign, and they've also worked on setting up APIs and improving the UX/UI. They've also done maintenance on the WordPress site and provide graphic design for web materials. All of their work has helped the business stay ahead of competitors and streamline their process with prospects. 

    "Lush is always easy to work with, which is a key reason the company's continued to engage with them for more than 4-5 years." – Marketing Manager, Software Development Company

  • 15
    $10,000+
    2 - 9 Employees
    Toronto Canada

    Founded in 2010, Simplicate Interactive is a small web development company. Their team provides web development, web design, ux/ui design, custom software development, and more. The firm is based in Toronto, Canada.

    Industries
    Notable Project

    Simplicate Interactive is the technical lead and main web developer for a nonprofit think tank. They manage servers and have built several websites over ten years, using many different programming languages.

    "I can trust their instincts even more than my own. They’re a big part of our team."

  • 16
    $75,000+
    2 - 9 Employees
    Toronto Canada

    Secret Mission Software is a Toronto-based design and development agency. Their team of fewer than 10 caters primarily to midmarket businesses in industries such as financial services, real estate, and e-commerce. Services include web, mobile app, and custom software development, as well as UX/UI design. They were founded in 2016.

    Clients
    Shopify
    Bitmoji
    FreshBooks
    Findspace
    Industries
    Notable Project

    Secret Mission Software provided web development services for a cloud accounting company. The system uses data from Squarespace to populate the internal platform. The team's work satisfied the project's expectations.

    "Secret Mission Software exceeded all of the expectations, both from how many downloads we were expecting from the app as well as their benchmark goals." — Technical Lead, Cloud Accounting Company

  • 17
    $25,000+
    10 - 49 Employees
    Toronto Canada

    Therefore is a digital agency that is located in Toronto. Founded in 2003, Therefore's team of 20 employees has nearly two decades of experience in Drupal based web development. The firm also offers UI/UX design and digital strategy services to its clients. The firm primarily works with mid-market sized clients from the entertainment, financial services, and government industries.  

    Clients
    Longo's
    Second Cup
    Rocky Mountaineer
    National Gallery of Canada
    Industries
    Notable Project

    Therefore built a framework and CRM for multiple websites. They then migrated the system to a Drupal-based site. The client, a public sector union, was impressed with Therefore's transparency and project management skills.

    "The project manager certainly kept the project on track and allowed us to participate in their morning stand up meetings on a daily basis. Generally, when working with a project manager or client service specialist, all the interaction is done through that person. However, we had a level of comfort that allowed us to work directly with the developers as well – which really helped. "  —Communication Specialist, Public Sector Unit 

  • 18
    $10,000+
    50 - 249 Employees
    Toronto Canada

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

    Clients
    Homedot app
    Cats and Dogs app
    NeoTaste
    Epaka
    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

  • 19
    $5,000+
    10 - 49 Employees
    Toronto Canada

    Founded in 2011, iQlance is an IT consulting firm with offices in New York and Canada. The small team of designers, developers, and testers offers mostly mobile app development, as well as web development and UI/UX design.

    Industries
    Notable Project

    iQlance built a mobile and web app for a marketing firm’s client. The app tracked the location of workers and their work vehicles. iQlance was responsible for the app’s functionality, while the marketing firm handled the app’s launch.

    “We use a lot of independent contractors for several of our projects, and iQlance met everything we were looking for.” – Managing Partner, Marketing Agency

  • 20
    $25,000+
    2 - 9 Employees
    Toronto Canada

    Anyday (formerly Limn Design) is a design agency based in Toronto. Founded in 2012, the team of 7 specializes in graphic design, logo, and print design. They work primarily with small businesses and midmarket businesses.  

    Clients
    University of Guelph
    Canadian Red Cross
    Mondelez International (Oreo
    Cadbury
    Industries
    Notable Project

    Anyday (formerly Limn Design) worked on branding, web design, and web development for a customer service provider. They developed the front and back end of a website for the client. They also helped with additional content and color edits, designing apparel, and curating social media. The client was impressed with their project management skills.

    “Their project management is top notch. They send me updates on what is done and still in the queue every single week. They send recommendations and integrate themselves into our company’s requirements. They make sure that my brand is the best that it can be and suggest ideas that even I don’t think of.” – CEO, Customer Service Provider

  • 21
    $25,000+
    2 - 9 Employees
    Toronto Canada

    Parachute Design Group is a web design company based in Toronto. Their small team of around 5 has been specializing in web design, web development, and branding since 2003. Parachute Design Group Inc. works with different industries such as business services, healthcare, and information technology.  

    Clients
    The JUNO Awards
    Government of Ontario
    SickKids Hospital
    integrate.AI
    Industries
    Notable Project

    Parachute Design Group managed two different web designs for a law firm, integrating existing content and making the most recent version mobile responsive. The client felt that Parachute Design Group was extremely responsive.

    "The design entices people to call us. We’ve gotten more referrals since this redesign." —Partner, Law Firm

  • 22
    $25,000+
    10 - 49 Employees
    Toronto Canada

    MobileFolk is a software development company that was founded in 2008. The company is headquartered in Toronto and has a team of 9 employees who specialize in mobile app, web, and e-commerce development. 

    Notable Project

    MobileFolk partnered with a telecomm security firm where they helped develop an iOS app for their client. They did frontend and backend work which included the incorporation of new features and bug fixes.

    "It’s quite impressive. I work closely with Alex (CEO, MobileFolk), and they always over-deliver on milestones." – CEO, Telecomm Security Firm

  • 23
    $5,000+
    10 - 49 Employees
    Toronto Canada

    Based in Toronto, Intelry, Inc. is a digital agency that specializes in mobile app development, web development, and marketing strategy. Founded in 2019, the small team of five builds digital products for end-to-end business solutions and customers. 

    Clients
    Topaz Construction
    Firepower
    Shine Humanity
    Arch Condo
    Industries
    Notable Project

    A socially conscious product company hired Intelry Inc. to develop a Shopify platform that would benefit their social campaign and product. The team implemented customized features within the platform and used provided images and content. Intelry Inc. delivered an exceptional service, producing a functional website that exceeded client expectations.

    "Honestly, I'm fortunate to have found them." – Chief Creative Officer, Socially Conscious Product Company

  • 24
    $50,000+
    50 - 249 Employees
    Toronto Canada

    Switch Creative Solutions Inc. is a software development company based in Toronto. They were founded in 2010. They specialize in web and mobile application development for primarily small business and midmarket clients.

    Clients
    City of Toronto
    Seen Media
    BMO
    Industries
    Notable Project

    Switch Creative Solutions Inc. provided data consulting services for a client of a management consulting firm. They reported on daily operations and used a variety of AWS technologies. Their expert resources facilitated a successful partnership. 

    "They're reliable, which is a big deal to us." — Principal Consultant, Management Consulting Firm

  • 25
    $10,000+
    10 - 49 Employees
    Toronto Canada

    In Toronto, Canada, Creative Overhaul is a web design agency. They focus on web design, web development, advertising, and search engine optimization and were launched in 2020.

    Industries
    Notable Project

    A digital marketing agency hired Creative Overhaul to help them develop and launch a website for one of their current clients. 

    "Creative Overhaul made this project look easy, completing it to near perfection in the first attempt."

  • 26
    $10,000+
    10 - 49 Employees
    Toronto Canada

    Whitecap Canada is a custom software solutions provider based in Toronto. The company, founded in 1997, has over 40 employees who provide custom software development, mobile app development, e-commerce development, and enterprise app modernization services to education, government, and IT institutions.

    Clients
    Woodine Entertainment Group
    Drone Delivery Canada
    Canadian Cancer Society
    Habitat for Humanity
    Industries
    Notable Project

    Whitecap was hired by a Real Estate CRM Company to help design, architect, and program a CRM solution for the Company's realtors. From their work, the Company became one of the top real estate  CRMs in North America. 

    "[The CRM solution is] still as easy to use today as it was then, though, just with more automation and functionality." - Co-Founder and CRO, Real Estate CRM Company

  • 27
    $10,000+
    10 - 49 Employees
    Toronto Canada

    Essential Designs is a development agency with offices in Vancouver, Toronto, and Calgary, Canada. Since 2008, the team of fewer than 50 has been specialized in mobile app development, web development, and custom software development.   

    Clients
    Teck
    Columbia University
    Honeywell
    Vancouver School Board
    Industries
    Notable Project

    Essential Designs built a mobile app that is geared to expedited emergency response times for drug overdoses. The app is available on iOS and Android platforms and has several specialized features, including text-to-speech technology. The app is on schedule for launch and early feedback has been positive. The client was extremely pleased with Essential Designs' great communication.

    "Their [Essential Designs] professionalism and knowledge of their craft were exceptional."- Founder of Emergency Response App

  • 28
    $5,000+
    2 - 9 Employees
    Toronto Canada

    Day Shift Digital is a web design and development agency that offers custom web development, web designs, and e-commerce development services to a variety of industries, including small businesses, educational institutions, and non-profit organizations. Their team of 5 - 10 employees is remote-based, but operating out of Toronto. 

    Clients
    MoneySense
    Aurora Importing
    Dark Slope Studios
    Friends of Ruby
    Industries
    Notable Project

    Day Shift Digital recently worked on a Shopify site for a large food services company based in Canada. With the development of the site, the client was able to dramatically increase online sales (500%) of their goods across Canada. 

    “We were impressed with how little guidance they required and only made suggestions to help make our site better. They are excellent to work with.” — VP Operations, Food Importer

  • 29
    Undisclosed
    50 - 249 Employees
    Toronto Canada

    Bridge Global is an IT solutions company headquartered in Schipol, Netherlands. They also have several other offices including Kochi, India, Kiev, Ukraine, Stockholm, Sweden, and East Brunswick, NJ. Since being founded in 2005, their team has grown to about 110 employees. Bridge Global offers custom software development, web development, application testing, and IT managed services.

    Clients
    World's Leading Company in providing Audit
    Tax and Advisory Services
    ( Client from Holland ) Leading Nordic unsecured consumer loan broker with operations in Sweden
    Norway and Finland ( Client from Sweden ) A global provider of engineering and construction services ( Client from Ireland )
    Industries
    Notable Project

    A digital agency client brought in Bridge Global to outsource work for an overwhelmingly large project. Bridge Global created an e-commerce site on Magento and now do database work, quality assurance, and custom coding.

    "Bridge Global has a long-term strategic view on the work, versus the hit-and-run approach which we saw with other partners. They're a very thorough and thoughtful group. We've worked with many vendors, but Bridge Global has become a strategic partner of our firm." — Founder, Digital Agency

  • 30
    $5,000+
    2 - 9 Employees
    Toronto Canada

    Hilborn Digital is an SEO and web development firm based in Toronto. Founded in 2015, their team of 7 serves clients in the architecture and finance sectors. Services include PHP and JavaScript Development.

    Clients
    DNA Genotek
    PI Financial
    The Rothenburg Group
    Mirabella Luxury Condos
    Notable Project

    Hilborn Digital built a website for a custom home build organization. They worked in PHP, HTML, CSS, and built the site on WordPress. Their client is very pleased with the number of leads coming in each month.

    “Right now, we're ranking on the first page for all of our target keywords.” – Assistant, Building Firm

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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