Senior Backend JavaScript Developer - San Francisco Office
San Francisco, California, United States
OnsiteFull Time
Bright Data: Provides automated web data collection and proxy infrastructure platforms.
5+ YOE5+ years software engineering experience with 2+ years backend JavaScript/Node.js; strong networking and security knowledge; experience with MongoDB, Redis, Kubernetes; production service ownership and debugging skills.
Hinge HealthNYSE: HNGE: Digital provider of musculoskeletal care and physical therapy
5+ YOEBachelor's in CS/Engineering or equivalent, 5+ years professional software development, delivered large production projects, proficiency in at least one modern language, experience with cloud/distributed systems and production reliability.
Sofia or San Francisco or North America or Europe or Australia
HybridFull Time
LucidLink: Cloud-native file streaming for real-time remote collaboration.
5+ YOE5–8 years software development experience; strong knowledge of TypeScript/JavaScript, Node.js or React; web architecture, RESTful APIs, microservices; automated testing, code reviews, CI/CD; cloud platform familiarity; English fluency.
Cantina: Social platform for creating and interacting with AI characters.
5+ YOE5–10 years backend engineering experience; Bachelor's degree in CS/Engineering; proficiency in Golang, Node.js, JavaScript/TypeScript, Postgres, and AWS; experience with microservices, REST APIs, and growth-focused projects.
Boston or Salt Lake City or San Francisco or New York City
RemoteFull Time
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.
Product Engineering Team - Software Engineer (Staff)
San Francisco, California, United States
$220k-$260k/yrHybridFull Time
Sprinter Health: Mobile provider of in-home diagnostic and preventive healthcare services.
5+ YOE5+ years backend or full‑stack engineering experience; experience building scalable backend services, APIs, and integrations; strong system design, mentoring, and product collaboration skills.
Superhuman: An AI-native productivity platform for email, writing, and collaboration.
3+ YOE3+ years full-stack development; strong CS fundamentals; production systems; frontend and backend; modern web tooling; independent and collaborative.
JavaScript, TypeScript, React, Node.js, Infrastructure as Code, CI/CD, AWS
AuxoAI: Developing AI-driven enterprise software and intelligent automation solutions.
3+ YOEBachelor’s degree or equivalent experience; 3-6 years experience; frontend and backend development; cloud and CI/CD; API development; AI-assisted tools familiarity.
DocuSignNASDAQ: DOCU: Provider of e-signature and intelligent agreement management software.
5+ YOE5+ years software development, Bachelor's in CS or related, experience with backend and frontend frameworks, cloud and container experience preferred, strong problem-solving and collaboration skills.
Clera: AI talent agent matching professionals with high-growth startup roles
Proficiency with TypeScript/JavaScript and Python; backend Node.js and REST API experience; frontend React; PostgreSQL and Supabase; experience integrating OpenAI or Claude; ability to own product areas and ship to production rapidly.
Chicago or New York City or San Francisco or Illinois or California or Colorado or New York
$85k-$130k/yrOnsiteFull Time
Tempus AINASDAQ: TEM: Builds a data platform for AI-powered precision medicine diagnostics.
8+ YOE8+ years in software/data engineering with platform or distributed systems experience; strong TypeScript/Node.js or Python backend skills; deep GCP, cloud storage, and data warehousing experience; on-call and mentorship experience.
Airtable: No-code platform for building collaborative apps and business workflows.
8+ YOE8+ years full-stack web development experience, emphasis on user-facing feature work; leadership of large initiatives; proficient with JavaScript and React; experience across frontend and backend systems and web architecture.
DocuSignNASDAQ: DOCU: Provides electronic signature and agreement management software solutions.
5+ YOE5+ years software development or equivalent degree; experience with backend (C#, Go, Java, Node.js) and frontend (React, Angular, Vue.js, TypeScript, JavaScript); RESTful APIs; cloud, container, CI/CD, and testing experience.
Madison Reed: Direct-to-consumer hair color products and salon services provider.
8+ YOE8+ years engineering experience; expertise in backend systems using JavaScript/TypeScript (Node.js); experience designing scalable platforms, CI/CD, observability, and building/operating AI/LLM infrastructure; strong communication and technical leadership.
JavaScript, TypeScript, Node.js, Claude Code, Codex, Cursor, LLMs
Los Angeles or New York City or Bellevue or Seattle or San Francisco or Palo Alto or Santa Monica
$133k-$235k/yrOnsiteFull Time
SnapNYSE: SNAP: Develops social media applications and augmented reality technology.
2+ YOEBachelor's in CS or equivalent experience; 2+ years post-bachelor software development; full stack web development experience; proficient in JavaScript/TypeScript, front-end frameworks, backend languages, unit testing, and AI tooling.