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Top JavaScript Companies in Boston, MA (315)

Cloud • Information Technology • Productivity • Security • Software • App development • Automation
15 Offices
11,000 Employees

Atlassian creates teamwork solutions for high-performing teams. Our portfolio of collaboration and work management software products includes Jira, Confluence, Trello, Loom and Rovo. More than 300,000 businesses worldwide rely on Atlassian’s technology, including 80 percent of Fortune 500 companies. Our solutions support various business teams and they help organizations plan, track, and deliver their biggest ideas together. Test


Automotive • Professional Services • Software • Consulting • Energy • Chemical • Renewable Energy
28 Offices
15,000 Employees

A global leader in applied safety science, UL Solutions transforms safety, security and sustainability challenges into opportunities for customers in more than 100 countries. UL Solutions delivers testing, inspection and certification services, together with software products and advisory offerings, that support our customers’ product innovation and business growth. The UL Certification Marks serve as a recognized symbol of trust in our customers’ products and reflect an unwavering commitment to advancing our safety mission. We help our customers innovate, launch new products and services, navigate global markets and complex supply chains, and grow sustainably and responsibly into the future. Our science is your advantage.


Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
23 Offices
12,000 Employees

Block, Inc. (NYSE: SQ) is a global technology company with a focus on financial services. Made up of Square, Cash App, Spiral, TIDAL, and TBD, we build tools to help more people access the economy. Square helps sellers run and grow their businesses with its integrated ecosystem of commerce solutions, business software, and banking services. With Cash App, anyone can easily send, spend, or invest their money in stocks or Bitcoin. Spiral (formerly Square Crypto) builds and funds free, open-source Bitcoin projects. Artists use TIDAL to help them succeed as entrepreneurs and connect more deeply with fans. TBD is building an open developer platform to make it easier to access Bitcoin and other blockchain technologies without having to go through an institution.


Big Data • Cloud • Security • Software • Database • Cybersecurity • Data Privacy
3 Offices
180 Employees

Since 2015, Immuta has given Fortune 500 companies and government agencies around the world the power to put their data to work – faster and more safely than ever before. Our platform delivers data security, governance, and continuous monitoring across complex data ecosystems – de-risking sensitive data at enterprise scale. From BI and analytics, to data marketplaces, AI, and whatever comes next, Immuta accelerates safe data discovery, collaboration, and innovation. For more information, visit immuta.com.


Aerospace • Artificial Intelligence • Hardware • Robotics • Security • Software • Defense
8 Offices
4,500 Employees

Anduril is a defense products company. Unlike most defense companies, we don’t wait for our customers to tell us what they need. We identify problems, privately fund our R&D and sell finished products off the shelf. Ideas are turned into deployed capabilities in months, not years.


Artificial Intelligence • Fintech • Payments • Software • Consulting • Financial Services • Automation
Fully Remote, USA
65 Employees

SquareWorks Consulting is a NetSuite partner focused on elevating the role of finance, empowering organizations to drive business innovation and growth. Our products include Automate, a NetSuite-native financial automation platform providing best-in-class automation and AI-enabled capabilities. We also provide exceptional consulting services and partner with our customers to deliver high-quality NetSuite implementations, optimization services and ongoing support. We believe in building long term partnerships with customers to enable their success, and that starts with our team. We strive to enable our employees to achieve professional excellence by providing training and development resources, a diverse and inclusive workplace, a fully remote working environment, a healthy work/life balance, as well as other wellness benefits and programs. By embracing this mentality, we can put our best foot forward every day to help our customers succeed.


Edtech • Social Impact • Software
Fully Remote, USA
225 Employees

Ellevation is a mission-driven company dedicated to helping English Learners (ELs) achieve their highest aspirations. We are an indispensable partner to school district administrators, teachers and students across the United States, who use our products to manage complex program requirements, build the capacity of teachers to serve multilingual learners, and empower students with the academic language necessary for success in school. Ellevation is the only EL program management solution that goes beyond compliance and impacts instruction in every classroom. We currently serve more than 1,200 partner districts and support 2 million students in nearly every state.


Greentech • Internet of Things • Analytics • Energy • Utilities • Renewable Energy
2 Offices
85 Employees

LineVision’s team researched, designed, and developed an advanced non-contact sensor platform that continuously monitors the behavior of the transmission system, detects anomalies, and issues real-time alerts on risks, and with Dynamic Line Ratings can safely unlock upwards of 40% additional capacity on our aged and congested power lines – helping utilities adapt to a modern grid powered by sources of renewable power generation.


Healthtech • Professional Services • Software • Analytics • Biotech • Consulting • Automation
13 Offices
550 Employees

Trusted by the world's leading organizations, Point B is a consulting firm that works at the intersection of expertise, industry insight, and transformative technology. This collaborative approach enables you to solve your most important challenges, by bringing together the right mix of talent and technology to deliver greater value and impact. With over 850 associates in the US and 3000+ consultants around the world through our Nextcontinent partnership, we work where you do to deliver the change you seek.

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Cloud • Software
2 Offices
150 Employees

Ably is the platform to power synchronized digital experiences in realtime. We provide a suite of APIs to build, extend, and deliver powerful event-driven applications, allowing organizations to offload the growing complexity of business critical realtime data synchronization. Everyday we reach more than 250 million devices around the world. You can learn more about how Ably came to be by visiting https://ably.com/blog/the-story-of-ably


Aerospace • Artificial Intelligence • Logistics • Machine Learning • Software • Transportation • Defense
3 Offices
110 Employees

ASI is a dual-use software company that deploys predictive AI to the world's most complex operating environments. Backed by leading investors–including Andreessen Horowitz, Renegade Partners, and Spark Capital–we actively manage over 25% of all US air traffic across both public and private sector air operations. Partnering with major airlines like United, we optimize thousands of flights daily, delivering millions in fuel savings and reducing flight times for customers. Today, we're expanding our industry-proven capabilities into new domains, including global logistics, maritime, and energy. Come join our founding engineering team in Boston as we build the future of complex operations.


AdTech • Digital Media • Marketing Tech
26 Offices
8,000 Employees

When you’re one of us, you get to run with the best. For decades, we’ve been helping marketers from the world’s top brands personalize experiences for millions of people with our cutting-edge technology, solutions and services. Epsilon’s best-in-class identity gives brands a clear, privacy-safe view of their customers, which they can use across our suite of digital media, messaging and loyalty solutions. We process 400+ billion consumer actions each day and hold many patents of proprietary technology, including real-time modeling languages and consumer privacy advancements. Thanks to the work of every employee, Epsilon has been consistently recognized as industry-leading by Forrester, Adweek and the MRC. Positioned at the core of Publicis Groupe, Epsilon is a global company with more than 8,000 employees around the world.


Fintech • Insurance
3 Offices
651 Employees

The needs of business owners have significantly changed over the past decade, the insurance industry hasn’t. When you’re running your own business, you’re placing a huge bet on yourself. Your ideas, your passion, your blood, sweat and tears define your success. Next Insurance was created to give your business the coverage it deserves. Simple, affordable and tailored. So no matter what you do, no matter how you define success, we’re right there, next to you. Behind our groundbreaking AI-based technology there are hundreds of us. Data scientists, insurance advisors, product managers, designers & more. We are passionate about helping businesses achieve their goals & are committed to serve the needs of business owners. Even our three founders started their path as small business owners so they have been there and are committed to supporting the journey of your business.


Big Data • Cloud • Consumer Web • Healthtech • Software • Cybersecurity • Generative AI
25 Offices
52,650 Employees

Since 1993, EPAM Systems, Inc. (NYSE: EPAM) has leveraged its software engineering expertise to become a leading global product development, digital platform engineering, and top digital and product design agency. Through its ‘Engineering DNA’ and innovative strategy, consulting, and design capabilities, EPAM works in collaboration with its customers to deliver next-gen solutions that turn complex business challenges into real business outcomes. EPAM’s global teams serve customers in more than 45 countries across five continents. As a recognized market leader in multiple categories among top global independent research agencies, EPAM was one of only four technology companies to appear on Forbes 25 Fastest Growing Public Tech Companies list every year of publication since 2013 and ranked as the top IT services company on Fortune’s 100 Fastest-Growing Companies list in 2019, 2020, and 2021.


Artificial Intelligence • Cloud • Computer Vision • Healthtech • Software
4 Offices
175 Employees

Overjet is the world-leader in dental AI. Founded by experts from MIT and Harvard University, Overjet builds artificial intelligence that helps dental organizations give patients the highest quality of care. Our FDA-cleared technology is the first objective standard for making oral health decisions — so that dentists can detect pathologies with precision and educate patients with confidence. To learn more, visit Overjet.com.


Big Data
2 Offices
94 Employees

Abacus Insights allows healthcare companies to unlock the value of their data by removing the burden of maintaining and updating an enterprise data management platform. Abacus provides a flexible, efficient, and secure platform that organizes and exchanges data from various sources and formats, allowing healthcare companies to uncover differentiated insights.


Artificial Intelligence • Healthtech
Boston, Massachusetts, USA
25 Employees

Centaur Labs is advancing medical AI through trusted, accurate medical data labeling. Our novel approach uses collective intelligence to aggregate opinions from experts and students all over the world, who provide these opinions on our gamified app, DiagnosUs. This expert network amasses over one million weekly labels on a wide range of medical data formats, for customers including leading AI startups and prominent research organizations.


Fintech • Marketing Tech • Professional Services • Business Intelligence • Consulting • Financial Services
Boston, Massachusetts, USA
30 Employees

Olmstead helps clients with strategy and implementations for Investment Operations, Client Experience, and Data & Technology. From optimizing operating models, to enterprise data warehouse implementations, to digital transformation of fund reporting and distribution, our consultants have the unique expertise to help your investment management firm execute its strategy.


Co-Working Space or Incubator • Events • Information Technology • Other • Professional Services • Real Estate • Hospitality
6 Offices
800 Employees

Convene is a global lifestyle hospitality company that designs and operates premium meeting, event, and flexible office spaces. It is the largest single provider of dedicated meeting and event venues in North America and the UK with a network of 39 locations across nine cities; Convene’s portfolio of brands includes etc.venues, Club 75, and the “by Convene” label for bespoke locations in partnership with other organizations. With a combined 44 years of experience, Convene brands bring hospitality and lifestyle into traditional commercial real estate assets, partnering with the industry’s top landlords to deliver increased building value while also creating premium experiences for tenants. The company counts Ares, RXR Realty, and Hudson’s Bay Company among its investors, and has been named one of America’s 100 Most Promising Companies by Forbes and a Best Workplace by Inc. magazine, Fortune magazine, and Built In.


Security • Software
Boston, Massachusetts, USA
300 Employees

Mend, formerly known as WhiteSource, effortlessly secures what developers create. Mend uniquely removes the burden of application security, allowing development teams to deliver quality, secure code, faster. With a proven track record of successfully meeting complex and large-scale application security needs, the world’s most demanding software developers rely on Mend. The company has more than 1,000 customers, including 25 percent of the Fortune 100, and manages Renovate, the open- source automated dependency update project. For more information, visit www.mend.io