1,186 javascript engineer jobs at 495 companies in Mercerville, NJ
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Application Developer - JavaScript
Vienna or Charlotte or Louisville or Minneapolis or Olympia or Philadelphia or Redlands or San Antonio or St. Louis
$84k-$141k/yr OnsiteFull Time
2+ YOE2+ years developing web applications with JavaScript; TypeScript and web framework experience preferred. Bachelor's degree in CS/engineering/math/GIS. Familiarity with digital cartography, EM visualization, code management, and CI/CD.
JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, ArcGIS Experience Builder, React, Angular, Svelte, Vue, WebGL, CI/CD
2w
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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
1mo
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Sr Product Software Engineer(JavaScript/Typescript)
New York City or Seattle
$149k-$199k/yr HybridFull Time
5+ YOE5+ years software engineering experience, 1+ year with HTML5 video playback tech (MSE/EME, HLS, MPEG-DASH, CMAF), Bachelor’s in CS or equivalent, strong communication and data presentation skills.
JavaScript, Typescript, HTML5, MSE/EME, HLS, MPEG-DASH, Transport Stream, CMAF, Node.js, Deno
1mo
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Sr Product Software Engineer(JavaScript/Typescript)
New York City or Seattle
$149k-$199k/yr HybridFull Time
5+ YOE5+ years software engineering experience, 1+ year with HTML5 video playback tech (MSE/EME, HLS, MPEG-DASH, CMAF, Transport Stream), Bachelor's in CS or equivalent, strong communication and data presentation skills.
JavaScript, Typescript, HTML5, MSE/EME, HLS, MPEG-DASH, CMAF, Transport Stream, Node.js, Deno, Disney Media Player, Electronic Media Player
3w
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Senior Software Engineer
Radnor, Pennsylvania, United States
HybridFull Time
4+ YOE4+ years software engineering experience, strong OAuth 2.0 knowledge, collaborative teamwork, experience with Java/JavaScript/PostgreSQL and unit testing.
Java, JavaScript, PostgreSQL, OAuth 2.0, Keycloak
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DevOps Engineer
Krakow or San Francisco or Los Angeles or New York City or London or Singapore or Beijing or Seoul or Tokyo or Vancouver
RemoteFull Time
Experienced DevOps engineer with Linux background, CI/CD stack development, scripting in Ruby/Javascript/Python, AWS (EC2, S3, Route53, IAM), telemetry (OpenTelemetry, Grafana, Kibana), and containerization (Docker, Kubernetes).
Ruby, Javascript, Python, EC2, IAM, S3, Route53, OpenTelemetry, Grafana, Kibana, Docker, Kubernetes, Jenkins, Rspec, Cypress, Playwright, MongoDB, ClickHouse, Webpack, Gradle, TeamCity, Ansible, Terraform, Rails
2mo
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Systems Engineer
Arlington or Mount Laurel or Fall River or San Diego
$74k-$184k/yr HybridFull Time
0+ YOEAbility to obtain/maintain Secret clearance; Bachelor's in Systems Engineering or equivalent experience; 0–5 years' professional experience; experience with C/C++, Python, JavaScript/Java, Linux, Git, and DevSecOps; up to 10% travel.
C, C++, Python, JavaScript, Java, Linux, Git, Make, Maven, Ant, X-Windows, Jenkins, Jira, Atlassian, VMware vSphere, Azure, AEGIS Weapon System Common Source Library (CSL), Ship Self Defense System (SSDS) Single Source Library (SSL)
2mo
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TEMPORARY Controls Engineer
Easton, Pennsylvania, United States
OnsiteFull Time
2+ YOE2+ years controls/automation experience; proficiency with PLC/HMI/SCADA, LabVIEW, Ignition, motion control, blueprint reading, and programming (Python, JavaScript, C++). Bachelor’s in Electrical or Mechanical Engineering preferred.
PLC, HMI, SCADA, EtherNet/IP, Modbus TCP, OPC-UA, LabVIEW, Ignition SCADA, Jython, SQL, Python, JavaScript, C++, Liquid Planner (LP), NFPA 70E, NEC, UL 508A
1mo
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Deployment Engineer - EMEA
Paris or New York City or Europe
€65k-€85k/yr RemoteFull Time
Software engineering background (Python/JavaScript), experience in technical client-facing deployment or solutions roles, familiarity with cloud platforms (AWS/GCP/Azure), strong AI tooling fluency, and excellent English communication.
Python, JavaScript, AWS, GCP, Azure
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Distinguished Engineer (Global Network)
McLean or San Francisco or Richmond or Chicago or New York City or Plano
$245k-$335k/yr OnsiteFull Time
7+ YOEBachelor's degree, 7+ years software and network engineering experience, expertise in networking (BGP, SD-WAN, Wi‑Fi), coding experience in languages like Java, Python, Go, JavaScript/TypeScript, and cloud/infrastructure automation experience.
Java, Python, Go, JavaScript, TypeScript, Swift, BGP, Wi‑Fi, SD-WAN, Cloud Networking, Data Center Networking
1mo
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Senior Security Engineer
New York City or United States or Canada
$180k-$210k/yr RemoteFull Time
Gauntlet: Provides risk management and yield curation for DeFi protocols.
5+ YOE5+ years security engineering experience across application security and security operations; proficiency in Python/TypeScript/JavaScript; hands-on AI/LLM automation experience; threat modeling, vulnerability triage, and security tooling ownership.
Python, TypeScript, JavaScript, Claude, Claude Code, Codex, SAST, EDR, SIEM
1w
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Staff Software Engineer, HR Experiences
Denver or San Francisco or New York City
$199k-$247k/yr HybridFull Time
8+ YOE8+ years software development experience; experience with Ruby on Rails, JavaScript/React; building AI agents; mentoring engineers; compliance-domain experience preferred.
Ruby on Rails, JavaScript, React, Claude Code, Codex
2w
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AI Enablement Engineer
New York, New York, United States
OnsiteFull Time
3+ YOE3+ years in technical roles; hands-on with LLM APIs (Claude/OpenAI); prototyping in Python or JavaScript; prompt engineering, agent design, workflow automation; strong communication and stakeholder credibility.
Claude, Claude API, OpenAI, Python, JavaScript
4d
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Security Automation Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
3+ YOERequires 3–5 years of IT/security engineering experience, Python scripting, REST API integrations, JavaScript, security tool integration, troubleshooting, documentation, and communication skills. SOAR and security certifications preferred.
Python, JavaScript, REST API, Claude Code, Claude, SIEM, EDR, ITSM, SOAR, Splunk SOAR, Phantom, Palo Alto XSOAR, Tines, LangGraph, Microsoft Sentinel, KQL, Microsoft Graph, Akamai EdgeGrid
1mo
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Staff Quality Assurance Engineer
Hoboken, New Jersey, United States
$130k-$150k/yr HybridFull Time
8+ YOE8+ years in quality engineering; hands-on testing of AI/LLM systems; automation with Playwright or similar; proficiency in JavaScript/TypeScript or Java; API testing, CI/CD integration; experience leading QE teams.
Playwright, JavaScript, TypeScript, Java, RAGAS, Cursor, Copilot, AWS, CI/CD
1mo
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Forward Deployed Engineer - US
New York City or San Francisco
$170k-$400k/yr HybridFull Time
4+ YOE4+ years engineering or technical delivery experience; 0→1 product experience; production-grade code in JavaScript or Python; strong judgment, communication, and delivery under pressure.
JavaScript, Python
1mo
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Lead Performance Web Engineer
New York or United States
HybridFull Time
Proven web performance engineering at scale, technical leadership, proficiency in JavaScript/TypeScript, deep understanding of rendering, caching, CDN strategy, observability, and measurement-driven performance optimization.
JavaScript, TypeScript, Next.js, React, V8, Core Web Vitals
1mo
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Staff Quality Assurance Engineer
Hoboken, New Jersey, United States
$130k-$150k/yr HybridFull Time
8+ YOE8+ years in quality engineering, hands-on testing of AI/LLM systems, automation with Playwright or comparable frameworks, proficiency in JavaScript/TypeScript and/or Java, API/data validation, and QE leadership experience.
Playwright, JavaScript, TypeScript, Java, AWS, Cursor, Copilot, RAGAS
3w
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gTech Product Deployment Engineer
San Francisco or Atlanta or Chicago or New York or Los Angeles or Sunnyvale
$126k-$181k/yr OnsiteFull Time
3+ YOEBachelor's in engineering/CS or equivalent, 3+ years building proofs-of-concept with JavaScript/Python/SQL, system design or code reading in Java/C++/Python, strong communication and stakeholder skills.
JavaScript, Python, SQL, Java, C++, Google Ads, Google Marketing Platform, SA360, DV360, GA4, Google Cloud
1mo
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Staff Design Systems Engineer
Pittsburgh or New York City
OnsiteFull Time
7+ YOE7+ years front-end or UI engineering experience; strong proficiency in React and JavaScript; experience contributing to frontend design systems; Figma, Storybook, prototyping, accessibility and UI performance skills; strong communication.
React, JavaScript, Cursor, GitHub Copilot, ChatGPT, Figma, Storybook
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