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410 javascript typescript jobs at 219 companies in Vallejo, CA

1mo
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Founding TypeScript Engineer
San Francisco, California, United States
$150k-$220k/yr OnsiteFull Time
Clera
Clera: AI talent agent matching professionals with high-growth startup roles
2+ YOE2+ years full-stack or backend experience; proficiency in JavaScript and TypeScript; experience with LLMs/agent orchestration or web scraping; Linux production experience; proven record shipping production code; authorized to work in the U.S.; onsite in San Francisco 5 days/week.
JavaScript, TypeScript, Linux, AWS, GCP, LLMs
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1w
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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 a pay-as-you-go financial market data platform.
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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3mo
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Javascript - Senior Developers - AI Training - San Francisco, USA
San Francisco, California, United States
$50/hr RemoteContract, Part Time
Prolific
Prolific: Platform connecting researchers and AI developers with verified participants.
BS/MS/PhD in CS or related, professional experience building scalable JavaScript/TypeScript applications, ability to solve medium–hard LeetCode JS problems, deep knowledge of event loop, closures, async patterns, and strong code quality practices.
JavaScript (ES6+), TypeScript, React, Node.js, Vue, Angular, Jest, Cypress, Webpack, Vite, RESTful APIs, GraphQL, HTML5, CSS3/4, Tailwind CSS, SASS/SCSS, CSS Modules, browser DevTools, axe, Lighthouse, Figma, LeetCode
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2mo
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Senior Software Engineer (Node), JavaScript SDK
San Francisco, California, United States
$190k-$280k/yr HybridFull Time
Sentry
Sentry: Developer platform for error tracking and performance monitoring.
5+ YOE5+ years of software engineering experience; expert in TypeScript/JavaScript; strong Node.js experience with Bun, Deno, or Cloudflare Workers; excellent English communication; based in San Francisco or willing to relocate.
Node.js, Bun, Deno, Cloudflare Workers, TypeScript, JavaScript
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1mo
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Software Engineer - New Revenue
San Francisco or Seattle
$140k-$235k/yr HybridFull Time
DocuSign
DocuSignNASDAQ: DOCU: Provides electronic signature and agreement management software solutions.
5+ YOE5+ years software product development; 3+ years building JavaScript/TypeScript web apps with React; backend services in TypeScript/JavaScript/C#; unit and functional testing; Agile/Scrum, CI/CD, Git; BS in CS; experience with Python/Java and third-party APIs.
JavaScript, TypeScript, React, Redux, Angular, C#, Python, Java, Git, CI/CD, Scrum
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3mo
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Software Engineering Intern (Summer 2026)
Palo Alto, California, United States
HybridFull Time, Internship
Spacial
Spacial: A software building AI-powered platform for design and engineering.
Pursuing a Bachelor's or Master's in CS/Engineering; strong Python, JavaScript, or TypeScript; interest in AI/LLMs; startup environment.
Python, JavaScript, TypeScript
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2mo
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Forward Deployed Software Engineer
San Francisco, California, United States
$140k-$200k/yr OnsiteFull Time
Salient
Salient: Automates loan servicing and financial operations using agentic AI
Customer-facing, ownership mindset, strong coding in Python/TypeScript/JavaScript, able to document well and collaborate across teams.
Python, TypeScript, JavaScript
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2mo
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Applied AI Product Engineer (Remote Opportunity)
Philadelphia or San Francisco or Seattle
RemoteFull Time
VetsEZ
VetsEZ: Digital transformation and healthcare IT services for government agencies.
2+ YOE2+ years in software/product engineering; practical AI project delivery; Python/TypeScript/JavaScript; LLMs; cloud; remote work.
Cursor, Claude, Codex, OpenAI, AWS, Azure, Google Cloud Platform, Docker, Kubernetes, PyTorch, TensorFlow, Hugging Face, scikit-learn, Python, TypeScript, JavaScript
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1mo
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Senior Full Stack Engineer (Remote)
North America or South America or San Francisco
$180k-$250k/yr RemoteFull Time
Infisical
Infisical: Open source platform for managing secrets and security infrastructure.
Deep mastery of the JavaScript ecosystem (React.js, Node.js, TypeScript), strong attention to detail, customer-facing communication, and residency in North or South America.
JavaScript, React.js, Node.js, TypeScript, Go, EST, KMIP
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2mo
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Fulcrum - Forward Deployed Engineering Lead
San Francisco, California, United States
OnsiteFull Time
YieldNest
YieldNest: Liquid restaking protocol for risk-adjusted DeFi yields.
4+ YOE4+ years engineering; BS/MS CS; proficient in TypeScript/JavaScript/Python/Go; SQL and data modeling; strong communication; travel ~25%
TypeScript, JavaScript, Python, Go, SQL, Data Modeling
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1w
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Software Engineer — E-commerce
San Francisco, California, United States
$130k-$185k/yr HybridFull Time
Gallup
Gallup: Provides global analytics and advice for leaders and organizations.
2+ YOEBachelor's degree or equivalent,2+ years full-stack engineering experience,proficiency in TypeScript/JavaScript,API design experience,and production application delivery.
TypeScript, JavaScript, CI/CD
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2d
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Software Engineer, Frontend/Web App
San Carlos, California, United States
$135k-$190k/yr HybridFull Time
Beacon AI
Beacon AI: Developing an AI-powered-pilot for safer flight operations.
2+ YOE2+ years building user-facing web applications with React and TypeScript; experience with JavaScript, HTML/CSS, APIs, asynchronous patterns, and collaborative development.
React, TypeScript, JavaScript, HTML/CSS, Mapbox, Cesium
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2mo
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Senior Full Stack Engineer
San Francisco, California, United States
$160k-$210k/yr RemoteFull Time
Ellipsis Health
Ellipsis Health: AI-powered voice agent for healthcare care management.
5+ YOE5+ years in full-stack development with TypeScript/JavaScript; strong React/Redux; REST/GraphQL; cloud and containers; security and HIPAA/compliance knowledge.
TypeScript, JavaScript, React, Redux, REST, GraphQL, AWS, GCP, Azure, Docker, Kubernetes, PostgreSQL, MongoDB, DynamoDB, HIPAA, FHIR
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1w
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Full Stack Engineer (Frontend & Android Focus)
San Mateo, California, United States
OnsiteFull Time
Skild AI: Builds general-purpose robotic intelligence and data-driven machine learning solutions for real-world deployment.
Bachelor's in CS or related, strong TypeScript/JavaScript and React, backend fundamentals, Docker and CI/CD familiarity, Android and 3D rendering experience preferred.
TypeScript, JavaScript, React, Docker, CI/CD, WebGL, Pixi, Three.js, OpenGL, Unity, Unreal, Android
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2mo
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Senior Full-Stack Engineer
San Francisco, California, United States
$175k-$275k/yr OnsiteFull Time
Hedra
Hedra: Builds artificial intelligence models for character-driven video generation.
5+ YOE5+ years of professional experience with JavaScript, React, Next.js, and TypeScript; able to collaborate with design and deliver engineering initiatives; product-focused and user-centric.
Next.js, React, Redux, TypeScript, JavaScript, Python, Golang, AWS, PostgreSQL, Redis, S3, SQS, Playwright, Kubernetes, REST APIs, WebSockets, WASM, IndexedDB, CI/CD
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3mo
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Senior Software Engineer, Observe by Snowflake Frontend
Menlo Park, California, United States
$200k-$288k/yr OnsiteFull Time
Snowflake
SnowflakeNYSE: SNOW: Cloud-based platform for data storage, processing, and analytics.
7+ YOE7+ years enterprise frontend experience; strong React, JavaScript, TypeScript; AI-integrated frontend knowledge; collaboration with PMs/UX/ML; proactive learner.
React, TypeScript, JavaScript, Vega, GitHub Copilot, Cursor
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2mo
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Staff Design Engineer, Document Foundations
San Francisco or San Jose
$159k-$302k/yr OnsiteFull Time
Adobe
AdobeNASDAQ: ADBE: Provides software for digital media creation and marketing analytics
8+ YOE8+ years in industry; lead technical projects; React/Typescript; JavaScript and CSS; Git/GitHub; accessibility; AI tooling; mentor and collaborate across teams.
React, Typescript, JavaScript, CSS, Git, GitHub, CI/CD, HTML, Accessibility
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3mo
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Senior Software Engineer SDK
San Mateo, California, United States
$193k-$290k/yr HybridFull Time
Sony Interactive Entertainment
Sony Interactive EntertainmentNYSE: SONY: Provides PlayStation gaming hardware, software, and digital network services.
3+ YOEBS in CS or equivalent; 3-5 years software development; C++; CI/CD tools; JavaScript/TypeScript with frameworks; API design and backward compatibility.
C++, JavaScript, TypeScript, CI/CD tools, Jenkins, React, Angular, Ember, Maven, Gradle, CocoaPods, npm, Conan
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3mo
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QA Automation Engineer
London or Lisbon or San Francisco
€47k-€59k/yr RemoteFull Time
Air Apps
Air Apps: Develops AI-powered productivity and utility mobile applications.
3+ YOE3+ years in test automation; strong frameworks; programming in Python/Java/JavaScript/TypeScript; API testing; CI/CD; Git; test management; agile.
Selenium, Cypress, Appium, Playwright, Python, Java, JavaScript, TypeScript, Postman, REST Assured, Jenkins, GitHub Actions, GitLab CI, CircleCI, Git, TestRail, Zephyr, JMeter, Gatling
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3mo
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Lead SW Engineer - Crypto Program
Foster City, California, United States
$192k-$308k/yr HybridFull Time
Visa
VisaNYSE: V: Global payment technology facilitating electronic funds transfers.
10+ YOE10+ years of relevant work experience; strong Java, JavaScript/TypeScript; blockchain/DeFi knowledge; experience with SSDLC; CI/CD; payments domain knowledge.
Java, JavaScript, TypeScript, Solidity, Kubernetes, Docker, Angular, React
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