39 full stack application developer jobs at 28 companies in Sebastopol, CA
2mo
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Full Stack Engineer (Contractor) - Palo Alto
Palo Alto or San Francisco or Singapore or Tokyo or Shenzhen or Seattle or Beijing
$85/hr OnsiteFull Time, Contract
3+ YOE3+ years full‑stack experience with modern frontend frameworks (React) and backend development (Go, Java or similar); RESTful API integration; building scalable, reliable web applications; strong communication and ownership.
React, Go, Java, RESTful API
1mo
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Full-Stack Software Engineer
San Francisco, California, United States
OnsiteFull Time
Experience shipping full-stack web applications, TypeScript/React, SQL/PostgreSQL, authentication and multi-tenant access, production deployment and debugging; strong ownership and system-level engineering skills.
TypeScript, React, SQL, PostgreSQL, Supabase, Python, ArduPilot, Mapbox, Git, WebSockets, Linux, SSH
4h
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Senior Full-Stack Engineer, North Tools & Retrieval
Europe or London or San Francisco or New York City or United Kingdom or Toronto or Montreal or Paris or Berlin or Seoul
$180k-$310k/yr RemoteFull Time
Production full-stack experience with Python and React; strong cross-stack coding, end-to-end feature ownership, performant RAG or agentic applications, product judgment, and UX focus.
Python, React
6d
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Full Stack Engineer
San Francisco or New York
OnsiteFull Time
3+ years software engineering experience; production experience with React, TypeScript, Python, APIs, and Postgres; experience building LLM-powered applications and end-to-end system ownership.
React, TypeScript, Python, APIs, Postgres, LLM, Retrieval-Augmented Generation (RAG)
15h
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Full-stack Engineer
San Francisco or Seoul or Tokyo or Taipei or Ljubljana
$150k-$280k/yr HybridFull Time
6+ YOE6+ years building production-scale web applications; strong TypeScript, React, and Node.js skills; technical leadership, API and backend design, relational data, transactional workflows, and mentoring experience.
TypeScript, Next.js, React, Node.js, Postgres
3w
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Senior Full Stack Engineer
New York City or San Francisco
$161k-$210k/yr OnsiteFull Time
4+ YOE4+ years building front-end and back-end web applications, BS in CS or 8+ years experience, experience with AI-assisted development tools, strong CS fundamentals and code-review skills.
Claude Code, Cursor, Ruby, Flask, Node, React, Angular, Vue
1mo
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Founding Full Stack Software Engineer, Legal
San Francisco, California, United States
$293k-$325k/yr OnsiteFull Time
6+ YOE6+ years professional software engineering experience; built and shipped full-stack applications; strong frontend and backend skills; product instincts; rapid prototyping; comfortable working with AI models and APIs.
OpenAI models, OpenAI APIs
3w
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Senior Full-Stack Engineer
San Francisco or Seattle or United States
$170k-$230k/yr HybridFull Time
3+ YOE3+ years building React applications, 1+ year backend experience, degree or equivalent experience, strong communication and customer-focus, comfortable across frontend and backend.
Ruby, Ruby on Rails, Java, Dropwizard, GCP, Kubernetes, Kafka, BigTable, Spanner, Graph DB, Postgres, Redis, gRPC, Python, Apache Airflow, Snowflake, BigQuery, ReactJS, React, React Query, React Router, Cypress, Jest, Storybook, SCSS
2mo
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Senior Full-Stack Product Engineer, AI-Enabled Products
San Francisco, California, United States
$160k-$210k/yr OnsiteFull Time
5+ YOE5+ years building production web applications; strong full-stack experience (frontend, backend, APIs, data models); experience with React, Python, SQL/Postgres; familiarity with AI-assisted development tools; mentoring and product judgment.
React, Remix, Python, FastAPI, Postgres, SQL
4w
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Software Engineer, Full Stack
San Mateo or San Francisco
OnsiteFull Time
Proficiency in Python and a modern frontend framework, experience building full-stack web applications, API design, and working with data-intensive applications for technical users.
Python, React, Vue
2mo
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Staff AI Application Engineer, Product
San Francisco or Seoul
$220k-$240k/yr HybridFull Time
Strong backend engineering in Python or Go, system design and 0→1 internal product experience, experience with large unstructured datasets, full-stack capability, and familiarity with cloud data platforms, data governance, and access control.
Python, Go, Claude Code
1w
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Staff Software Engineer - Application [NYC or SF]
New York City or San Francisco
$260k-$300k/yr OnsiteFull Time
Proven full‑stack production experience, strong across data modeling/APIs/front-end, high reliability and correctness focus, good product instincts, ability to work onsite in San Francisco.
17h
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Remote Java Developer
United States or Canada or Austria or Belgium or France or Germany or San Francisco
$200-$300/hr RemoteContract, Temporary
3+ YOERequires 3+ years of software engineering experience, full-stack application development, scalable production software deployment, architecture, debugging, code review, and strong written and oral communication.
Java, Python, JavaScript, ReactJS, C, C++, Rust, Go
5d
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AI Platform Engineer
San Francisco, California, United States
$190k-$310k/yr OnsiteFull Time
Strong full-stack engineering skills, production web application experience, real-time and asynchronous systems experience, rapid application development ability, and familiarity with LLM-powered applications and agent architectures.
SDK, LLM
3mo
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Software Engineer II, Backend
New York or San Francisco or Seattle
$152k-$190k/yr HybridFull Time
4+ YOE4+ years of professional experience designing, developing, and deploying full-stack applications; experience building client-side code end-to-end; strong engineering standards; hybrid work location (NY, SF, or Seattle).
Full-Stack Development, Client-Side Development, Software Engineering
1mo
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Senior Software Engineer, RCM Billing
Mountain View or San Francisco or Los Angeles or New York City
$170k-$240k/yr HybridFull Time
5+ YOE5+ years building scalable full-stack applications; proficiency with JavaScript/React, Python, and PostgreSQL; strong architecture, observability, performance, and mentoring skills.
ReactJS, React, Vue, JavaScript, Python, PostgreSQL, GraphQL, REST, gRPC, CI/CD, EHRs
3w
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Senior Fullstack Engineer
Palo Alto or San Francisco
$170k-$210k/yr HybridFull Time
6+ YOE6+ years building production full‑stack web applications; strong system design; hands‑on experience with Django/DRF and React/Next.js or equivalent; fluent with AI coding tools; excellent communication and mentorship.
Claude Code, Cursor, Copilot, Django, DRF, React, Next.js
2w
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Senior Software Engineer - 99Pledges
San Francisco, California, United States
OnsiteFull Time
3+ YOE3+ years building production web applications with strong Ruby on Rails experience, relational DB design, third-party API integration (payments), test-first mindset, and full-stack comfort.
Ruby on Rails 7, Ruby 3.1, PostgreSQL, HAML, SCSS, Bootstrap, jQuery, Delayed Job, Braintree, PayPal, Dwolla, Heroku, AWS S3, Redis, Postmark, Honeybadger, New Relic, Datadog, PostHog
1mo
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Sr. Software Engineer - Accounting
Santa Barbara or San Diego or Dallas or Atlanta or Chicago or Washington or San Francisco or Denver
$138k-$173k/yr RemoteFull Time
5+ YOE5+ years building service-based/SaaS applications, deep full-stack experience (backend + frontend), strong automated testing and Agile experience, mentoring ability, and experience with modern languages and frameworks.
Ruby on Rails, TypeScript, GraphQL, React, AWS, PySpark, Apache Airflow, AWS Glue, Hadoop, Ruby, Java, Python, Scrum, Kanban
1mo
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Software Engineer, Fullstack
San Francisco, California, United States
$200k-$320k/yr OnsiteFull Time
6+ YOEDegree in CS or equivalent, 6+ years building complex full-stack applications, strong UI/UX instincts, React experience, performance-sensitive and real-time systems experience, familiarity with WebGL/OpenGL and C++ preferred.
React, WebGL, OpenGL, C++, CI/CD
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