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595 javascript developer jobs at 268 companies in Massachusetts

1mo
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Software Engineer (TypeScript/JavaScript)
Boston or Salt Lake City or San Francisco or New York City
RemoteFull Time
Databento
Databento: Provides financial firms real-time and historical market-data APIs for equities, futures, and options.
5+ YOEMid/senior engineer experienced with TypeScript/JavaScript, building/maintaining JS client libraries, React/Redux front-ends, native integrations (N-API/node-addon-api/Wasm), and backend work in Python or Rust.
TypeScript, JavaScript, N-API, node-addon-api, Wasm, React, Redux, Vite, Web Workers, WebSockets, Python, Rust, REST API, Storybook, Figma, CI/CD, npm
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1w
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Senior Full Stack JS Engineer
Portugal or Boston
RemoteFull Time
NineTwoThree AI Studio
NineTwoThree AI Studio: NineTwoThree is a private AI product studio delivering custom software and automation for enterprise companies and funded startups.
5+ YOERequires 5+ years in full-stack development with React, Node.js, JavaScript, TypeScript, and SQL; cloud platform knowledge, microservices, APIs, databases, technical leadership, and English communication.
React, Node.js, JavaScript, TypeScript, SQL, AWS, Azure, GCP, React.js, RESTful API, OAuth, SAML, MySQL, PostgreSQL, Redis
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3mo
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Senior Front End Software Developer (AI, React, JavaScript) - Remote US
Waltham or United States
$130k-$158k/yr RemoteFull Time
Revvity Signals
Revvity Signals: SaaS division delivering data capture, analytics, and workflow software to pharmaceutical, biotech, chemicals, materials, and food-science researchers.
3+ YOE3-4+ years frontend JavaScript/React experience; UI/UX, Agile; experience with React/TypeScript and AI tooling; remote-friendly, collaborative.
JavaScript, TypeScript, React, AI tools
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1w
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Senior Lead Engineer - Java
Boston, Massachusetts, United States
$70k-$117k/yr HybridFull Time
Cognizant
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
9+ YOERequires 9+ years developing enterprise applications with Java, REST APIs, JSON, GraphQL, and JavaScript; Agile and SDLC experience; JavaScript Developer certification; bachelor's degree or equivalent.
Java, REST APIs, JSON, JavaScript, GraphQL
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5d
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Salesforce Developer - Fuze Health
Florida or Massachusetts or Connecticut or Maryland or Illinois or Minnesota or New Jersey or Nevada or New York or Kansas or Texas or Kentucky or North Carolina or Louisiana or Ohio or Alabama or Arizona or Arkansas or California or Colorado or Georgia or Hawaii or Idaho or Indiana or Iowa or Michigan or Missouri or New Hampshire or New Mexico or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or Tennessee or Vermont or Virginia or Washington or Wisconsin
$110k-$138k/yr RemoteFull Time
Fuze Health
Fuze Health: Private U.S. healthcare technology providing home diagnostics, genomics, digital pharmacy, and clinical services to healthcare partners.
3+ YOEBachelor's degree and 3+ years of Salesforce development experience required, with Apex, Visualforce, Lightning Web Components, JavaScript, Salesforce clouds, integrations, and Platform Developer I certification.
Salesforce, Apex, Visualforce, Lightning Web Components, Flow, REST, SOAP, AWS, JavaScript, GitHub, CI/CD, DevOps Center, HTML, CSS, MuleSoft
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1w
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Salesforce Developer
Marlborough, Massachusetts, United States
$86k-$109k/yr HybridFull Time
TJX Companies
TJX CompaniesNYSE: TJX: The world's leading off-price retailer of apparel and home fashions.
3+ YOEBachelor’s degree in a programming-related field or 4+ years equivalent experience, or 3+ years as a Salesforce developer. Requires Salesforce, Apex, SOQL, JavaScript, SQL, and Lightning Web Components experience.
Salesforce, Lightning Web Components, Apex, SOQL, Java, CSS, JavaScript, HTML, SQL, Python, NumPy, Pandas, PyTorch, TensorFlow, Salesforce Flows, Version Control, MVC
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3mo
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Dynamics Software Developer
Newton, Massachusetts, United States
$113k-$141k/yr HybridFull Time
Bright Horizons
Bright HorizonsNYSE: BFAM: Global provider of early education and childcare services.
3+ YOE3+ years in .NET web development and/or Microsoft Dynamics development (Plugins, Power Automate, JavaScript). Bachelor's degree in CS or related field; strong communication and collaboration skills.
.NET, Dynamics 365, PowerAutomate, JavaScript, ASP.Net MVC, SQL Server, Entity Framework
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2mo
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Software Engineer: Web Developer
Cambridge, Massachusetts, United States
$110k/yr OnsiteFull Time
Nanobiosym
Nanobiosym: Nanotechnology research and diagnostics serving governments, industry, and patients with portable genetic testing.
Bachelor's degree in CS or related; strong HTML, CSS, JavaScript; experience with Vue, React or Angular; CMS knowledge (WordPress/Joomla); UI/UX and graphic design skills; REST API development; Agile and test-driven practices.
HTML, CSS, JavaScript, Vue, React, Angular, WordPress, Joomla, REST API, CI/CD, git, GitHub, GitLab, Jenkins
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1w
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Senior Lead Engineer - Java
Boston, Massachusetts, United States
$70k-$117k/yr HybridFull Time
Cognizant
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
9+ YOERequires 9+ years designing enterprise applications with Java, REST APIs, JSON, GraphQL, and JavaScript; scalable architecture, Agile SDLC, troubleshooting, communication, and Certified JavaScript Developer certification.
Java, REST APIs, JSON, JavaScript, GraphQL
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10h
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Software Engineer I
Waltham, Massachusetts, United States
$97k-$113k/yr HybridFull Time
Imprivata
Imprivata: Digital Identity for Mission- and Life-Critical Industries
1+ YOEBachelor’s degree in Computer Science or related field, 1–3 years of software development experience, client-server development, and knowledge of Java, JavaScript, REST APIs, databases, and full software development lifecycle.
Java, JSON, RESTful APIs, JDBC, JavaScript, HTML/CSS, Tomcat, Apache HTTP Server, Linux, ReactJS, Relay, GraphQL, Play, Spring, Hibernate, VMware, Citrix, Agile, Scrum
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2mo
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Associate ServiceNow Developer
Boston or United States
$147k-$160k/yr RemoteFull Time
RapDev
RapDev: Private U.S. consulting firm implementing ServiceNow and Datadog for Fortune 1000 and Fortune 500 organizations.
3+ YOEMaster's in CS or related + 3 years ServiceNow developer experience; proficiency with Scoped Applications, Flow Designer, IntegrationHub, Workflow Editor, AngularJS, JavaScript, GlideAjax, APIs, and debugging; strong communication skills.
ServiceNow, Datadog, Flow Designer, IntegrationHub, Workflow Editor, Scoped Applications, AngularJS, JavaScript, GlideAjax, ServiceNow Script Debugger, APIs, browser development tools
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1mo
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Software Engineer
Cambridge, Massachusetts, United States
OnsiteFull Time
Ground Truth Analytics
Ground Truth Analytics: AI agriculture startup using satellite, field, and soil data to help farmers and agricultural institutions improve decisions.
1.5+ YOEBachelor's degree in CS/ECE or related, ~18 months software development experience, proficiency with Python and JavaScript, AWS, Git, Docker, Linux/Unix, and CI/CD.
Docker, CI/CD, Git, Linux, Unix, Python, JavaScript, Amazon Web Services
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3d
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Senior Software Engineer
Boston, Massachusetts, United States
HybridFull Time
Harvard Medical School
Harvard Medical School: The oldest institution of higher learning in the United States.
7+ YOESeven years of post-secondary education or relevant experience; Oracle APEX, Java, JavaScript, and PL/SQL development; web frameworks, test-driven development, relational databases, Agile, and Lean experience.
Oracle APEX, Java, JavaScript, PL/SQL, Oracle AOP, Dynamic SQL, ref cursors, bulk collection, explain plans, materialized views, shell scripting, REST, jQuery, CSS, web services, Agile, Lean
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1w
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Full Stack Developer
Springfield or Boston or Springfield or Boston or India
$128k-$168k/yr HybridFull Time
MassMutual
MassMutual: Mutual U.S. life insurer providing life insurance, protection, retirement, and investment services to individuals, families, and businesses.
5+ YOEBachelor's degree in a technical field, 5+ years of software development, 4+ years with front-end JavaScript frameworks, 2+ years in Agile, and 1+ year with AI technologies.
React, Node.js, AWS, Kubernetes, JavaScript, Claude, Copilot, CI/CD, DevSecOps
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3w
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Service Now Developer (Lead)
New York City or Atlanta or Boston
$50-$60/hr OnsiteTemporary
SPS North America Holding Inc.
SPS North America Holding Inc.: Private North American business-services employer providing workplace support, mailroom, document-processing, reception, and concierge services.
7+ YOEOver 7 years of ServiceNow development experience across ITSM, CSM, CMDB, ITAM, integrations, portals, JavaScript, CSS, HTML, Angular, REST/SOAP APIs, and ITIL processes.
ServiceNow, ITSM, CSM, CMDB, IT Asset Management, JavaScript, CSS, HTML, Angular, REST, SOAP, ITIL, business rules, UI policies, scoped apps, reports, knowledge management, Import Sets, data sources, transform maps, ServiceNow Suite, Greenhouse Applicant Tracking System
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2mo
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TAK Developer
Lexington, Massachusetts, United States
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Global firm providing management, technology, and engineering consulting services.
5+ YOE5+ years software development (Java, Kotlin, JavaScript), 3+ years Python, experience with CoT/KML/GeoJSON, Linux, Docker, cloud (AWS EC2, Azure, vSphere, Kubernetes), SQL (MySQL/PostgreSQL), ATAK/TAK plugin dev, Secret clearance, Bachelor's or 8+ yrs experience.
Java, Kotlin, JavaScript, Python, MySQL, PostgreSQL, Cursor-on-Target (CoT), KML, GeoJSON, Linux, Docker, AWS EC2, Azure, vSphere, Kubernetes, TAK, ATAK, ATAK-CIV SDK, Gradle, NATS, MQTT, ActiveMQ, gRPC, protobuf, Android SDK, WinTAK, TAK X, TAK Server
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1mo
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Software Engineer, DevSecOps
Cambridge, Massachusetts, United States
$109k-$175k/yr HybridFull Time
Moderna
ModernaNASDAQ: MRNA: Biotechnology focused on mRNA-based medicine and vaccine development.
5+ YOE5+ years in software/platform/DevOps; strong TypeScript/JavaScript or Python; AWS experience; CI/CD pipeline creation; developer tooling and platform engineering experience.
Python, TypeScript, JavaScript, GitHub Actions, Pulumi, Docker, AWS, JFrog, JFrog Artifactory, Nexus, GitHub Packages
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1mo
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Sr. Product Engineer
Arkansas or Arizona or Colorado or Florida or Georgia or Idaho or Indiana or Illinois or Iowa or Kansas or Massachusetts or Maryland or Minnesota or Missouri or Montana or North Carolina or New Mexico or Nevada or New York or Ohio or Oklahoma or Oregon or Rhode Island or South Carolina or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin or West Virginia
$175k-$220k/yr RemoteFull Time
OpenEd
OpenEd: Private US educational program provider helping families create personalized, tuition-free at-home education through public-school partnerships.
5+ YOE5+ years professional software development; deep React, JavaScript, NextJS experience; SQL/PostgreSQL knowledge; mentoring experience; strong communication and remote work capability.
React, NextJS, JavaScript, PostgreSQL
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18h
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Software Engineer
Hyderabad or Burlington or Bangalore or Pune or Powell
OnsiteFull Time
HealthEdge
HealthEdge: Private healthcare technology providing AI-powered software and services to health plans and health insurers.
2+ YOEBachelor's degree in computer science, information technology, or related field; 2–5 years of software development experience; strong C#/.NET, MVC, Entity Framework, SQL, JavaScript, and jQuery skills.
C#, .NET, .NET Core, .NET 6, MVC, Entity Framework, SQL Server, PostgreSQL, MySQL, JavaScript, jQuery, Angular, React, NUnit, xUnit, MSTest, Test-Driven Development (TDD), Git, Azure DevOps, Jenkins, GitHub Actions, Azure, AWS, Docker
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2w
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Senior Software Engineer
San Antonio or San Antonio or Boston
OnsiteFull Time
Astrion
Astrion: Provider of mission-critical services for defense and federal agencies.
10+ YOEU.S. citizenship, active TS/SCI clearance, bachelor's degree or equivalent experience, and 10+ years developing, debugging, patching, and maintaining software using Python, Java, JavaScript, and C.
Python, Java, JavaScript, C, Linux, Unix, Windows, Agile Scrum, DevOps
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