361 javascript engineer jobs at 197 companies in Townsend, MA
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Software Engineer (TypeScript/JavaScript)
Boston or Salt Lake City or San Francisco or New York City
RemoteFull Time
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
2mo
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Senior Front End Engineer (Angular, JavaScript)
Boston, Massachusetts, United States
$97k-$185k/yr OnsiteFull Time
5+ YOESenior Front End Engineer with Angular, JavaScript, TypeScript, RxJS, HTML/CSS; experience with NgRx/Redux; REST APIs; CI/CD; AWS/Docker; 5 years in software engineering; bachelor’s degree preferred.
Angular, JavaScript, TypeScript, RxJS, HTML, CSS/SCSS, NgRx, Redux, Playwright, Cypress, REST APIs, AWS, Docker, CI/CD
2w
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Platform Engineer
Quincy or Toronto
$90k-$158k/yr OnsiteFull Time
5+ YOE5+ years production engineering, DevOps and IaC experience; production coding in Python/Golang/Ruby/JavaScript; cloud infrastructure (AWS/GCP/Azure); CI/CD and security platform experience.
Python, Golang, Ruby, JavaScript, AWS, GCP, Azure, Splunk, Sentinel, ELK, Anvilogic, Crogl, Databricks, Ansible, Chef, Puppet, Terraform, CloudFormation, Pulumi, AWS CDK, Jenkins, Harness, Spinnaker, Argo CD, Linux, Prometheus, Grafana, Datadog
3w
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Senior Software Engineer - Computational Platform
Watertown, Massachusetts, United States
$154k-$200k/yr HybridFull Time
6+ YOE6+ years software engineering experience; cloud (GCP/AWS), Terraform, Kubernetes/Docker, data modeling, Python, React/JavaScript, strong engineering best practices and security.
GCP, AWS, Terraform, Kubernetes, Docker, Python, React, JavaScript, SQL, ETL, LLMs
1w
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Forward Deployed Engineer
United States or Nashua or Austin
OnsiteFull Time
3+ YOE3+ years customer-facing technical experience, programming in JavaScript/TypeScript/Python, API integration, RAG and embedding workflows, prompt engineering, troubleshooting, and strong communication skills.
JavaScript, TypeScript, Python, Optimizely AI (Opal), CMS, CMP, Web Experimentation, Feature Experimentation, ODP
2mo
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Senior Front End Software Developer (AI, React, JavaScript) - Remote US
Waltham or United States
$130k-$158k/yr RemoteFull Time
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
2w
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Principal Cloud Developer
Andover or Houston or Durham or Fort Collins or Roseville
$152k-$349k/yr HybridFull Time
10+ YOEBachelor's degree in CS/engineering/IS,10+ years experience,proficiency in Python/Java/Golang/JavaScript,cloud security and systems design expertise,strong communication and mentoring skills.
Python, Java, Golang, JavaScript
2w
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Principal Cloud Developer
Andover or Houston or Durham or Fort Collins or Roseville
$152k-$349k/yr HybridFull Time
10+ YOEBachelor's degree in CS/engineering,10+ years experience,expertise in software design,programming (Python,Java,Golang,JavaScript),cloud security and architecture,mentoring and technical leadership.
Python, Java, Golang, JavaScript
1mo
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Senior Software Systems Engineer
Los Angeles or Boston or Colorado Springs
$156k-$244k/yr RemoteFull Time
10+ YOEBachelor's in CS/Engineering,10+ years systems engineering experience,proficiency in Python/C++/Java/JavaScript,OS and networking knowledge,EMR? (not applicable),requirements tools experience,ability to obtain U.S. security clearance.
Python, C++, Java, JavaScript, Linux, Windows Server, TCP/IP, DNS, MS Excel, DOORS, Large Language Models, AWS, Azure, GCP, Ansible, Docker, Kubernetes, MBSE, SysML
2w
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Principal Cloud Developer
Andover or Houston or Durham or Fort Collins or Roseville
$152k-$349k/yr HybridFull Time
10+ YOEBachelor's in CS/engineering/IS (or related),typically 10+ years experience, strong programming in Python/Java/Golang/JavaScript, cloud security and systems design expertise, leadership and mentoring experience.
Python, Java, Golang, JavaScript
1mo
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Engineer
Rochester Hills or Mason or Boston
FieldFull Time
Bachelor's in electrical/mechanical engineering or equivalent experience; experience in engineering and integration of industrial robotics automation systems; ability to read electrical and controls prints; ability to legally drive and travel frequently (up to 50%).
SolidWorks, AutoCAD, FANUC simulation software, ROBOGUIDE, Payload Checker, TPP, iRVision, PalletTool, iRPicktool, Python, KAREL, C++, HTML5, CSS, Javascript, PLC, Rockwell/AB, Siemens
1w
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Software Engineer
Lexington, Massachusetts, United States
$135k-$145k/yr OnsiteFull Time
8+ YOEActive Secret clearance required; 6–8+ years software experience depending on degree; proficiency in Java/Python/C++/C#/JavaScript, RESTful APIs, CI/CD and software-development principles.
Java, Python, C++, C#, JavaScript, RESTful APIs, Git, Maven, Gradle, Jenkins, GitLab CI, Linux, Windows, Spring, JEE, SQL, Docker, Kubernetes, OpenShift, JUnit, Mockito, Selenium, Cucumber
4d
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Quality Engineer
Austin or San Francisco or Concord
OnsiteFull Time
3+ YOE3+ years building and maintaining test automation for complex software, strong JavaScript/TypeScript skills, experience with test frameworks and AI-assisted testing, debugging and root cause analysis, and technical leadership experience.
Javascript, NodeJS, Typescript, Cypress, Playwright, JMeter, k6, MongoDB, Kubernetes, AWS, Google Cloud, AI agentic framework
1mo
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Senior Robotics Software Engineer
Boston, Massachusetts, United States
$115k-$210k/yr HybridFull Time
10+ YOEBachelor's in CS/robotics/EE, 10+ years industry software engineering experience, proficiency in C/C++, Python, JavaScript or Go, ROS experience preferred, strong algorithms and system design, ability to collaborate across hardware and software teams.
C, C++, Python, JavaScript, Go, ROS
1mo
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Senior Software Engineer
Bedford, Massachusetts, United States
$160k-$180k/yr OnsiteFull Time
10+ YOEUS citizen with Top Secret clearance, Bachelor's in CS/CE or related, 10+ years software development experience, knowledge of Python, Java, JavaScript, C, experience with Agile, DevOps, Linux/Unix and Windows.
JIRA, Confluence, Python, Java, JavaScript, C, Linux/Unix, Windows
1mo
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Business Systems Software Engineer II (Hybrid)
Hudson, New Hampshire, United States
$79k-$135k/yr HybridFull Time
2+ YOEBachelor's in CS/Software Engineering or 4 years relevant experience; proficiency with Python, Java, JavaScript, Android Studio; cloud, container, and Git experience preferred; typically 2 years' experience.
Python, Java, JavaScript, Android Studio, AWS, Azure, GCP, Docker, Kubernetes, Git
1w
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Senior Staff DevSecOps Engineer
Somerville, Massachusetts, United States
$170k-$213k/yr OnsiteFull Time
9+ YOE9+ years in application security/DevSecOps, secure-SDLC and CI/CD hardening experience, scripting skills (Python/JavaScript/TypeScript/PowerShell), cloud and identity security knowledge, SAST/DAST/SCA experience.
Python, JavaScript, TypeScript, PowerShell, REST APIs, JSON, SAST, DAST, SCA, Git, Microsoft Azure, Google Cloud, AWS, Workato, Boomi, MuleSoft, Zapier
5d
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Software Engineer I- User Systems
Boston, Massachusetts, United States
$75k-$100k/yr HybridFull Time
Bachelor's degree or equivalent experience; experience with one or more languages (JavaScript/TypeScript, Rust, Java, Go, Python, C#); familiarity with Agile and DevOps; ability to participate in on-call rotation.
JavaScript, TypeScript, Rust, Java, Go, Python, C#
1w
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Engineer
Boston, Massachusetts, United States
$90k-$95k/yr OnsiteFull Time
2+ YOEProficiency in JavaScript/ES6+, React.js, TypeScript, HTML5/CSS3, front-end build tools, Git; Bachelors in Computer Science; 2+ years software engineering experience.
JavaScript, React.js, TypeScript, HTML5, CSS3, Tailwind CSS, Material-UI, styled-components, Webpack, Vite, npm, yarn, Git
1mo
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Senior Fully Deployed Engineer
Cambridge, Massachusetts, United States
$150k-$210k/yr RemoteFull Time
5+ YOE5+ years in a technical customer-facing role; hands-on with data pipelines, cloud (AWS/GCP), Snowflake, dbt, Airflow, Java/JavaScript/Scala/Python/SQL; bachelor's or master's in a technical field; willing to travel ~20%.
Java, JavaScript, Scala, Python, SQL, Snowflake, dbt, Airflow, Terra.bio, AWS, GCP, Claude Code, Cursor
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