35 full stack application developer jobs at 28 companies in Vacaville, CA
🚀PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
Palo Alto or San Francisco or Singapore or Tokyo or Shenzhen or Seattle or Beijing
$85/hrOnsiteFull Time, Contract
Plaud: Develops AI-powered voice recorders and automated transcription software.
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.
Dealpath: Cloud platform for real estate investment and deal management.
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
OpenAI: Develops artificial intelligence models and generative AI software services.
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.
Haus: Provides an incrementality platform for marketing measurement and optimization.
5+ YOE5+ years building production web applications and APIs; strong Python and React skills; experience with Flask, SQLAlchemy, relational databases, cloud-native (GCP preferred), and AI development tools; on-call participation.
Python, Flask, React, SQLAlchemy, GCP, MySQL, PostgreSQL, Claude Code, Cursor, Copilot, Meta, Google, TikTok, Meta Marketing API, Google Ads API
Toronto or San Francisco or New York City or Montreal or London or Paris or Seoul or Germany or United Kingdom or Canada or United States or Europe
RemoteFull Time
Cohere: Provides enterprise-grade large language models and AI software platforms.
Proven experience shipping full-stack production code (Python and React), building performant client- or server-side RAG/agentic applications, strong coding and product thinking, and experience productionizing models under strict security/privacy constraints.
Solv Health: Connects patients with same-day doctor appointments and urgent care.
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.
Phenix Space: Builds robotic systems for on-orbit satellite assembly and upgrades.
2+ YOE2+ years building production web applications; proficiency in a modern frontend framework and Python or Node.js; experience deploying on GCP or AWS; preferred experience with computer vision, LLMs, geospatial or time-series sensor data.
XDOF: Data infrastructure and collection systems for general-purpose robot training.
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.
University of California, San Francisco: Public research university dedicated to health sciences and education.
3+ YOEBachelor's degree in information technology, computer science, or related area; 3+ years full-stack development with Node.js, PHP, JavaScript; MySQL; Linux; UI/UX, SDLC/Agile; GitHub; ERP integration; strong analytical and communication skills.
UCSF Health: Academic medical center providing advanced patient care and research.
3+ YOEBachelor's in IT/CS or equivalent, 3+ years full‑stack development with Node.js, PHP, JavaScript, jQuery and PHP frameworks (Lumen/Laravel); MySQL, Linux, GitHub experience; strong analytical and communication skills.
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
12+ YOE12+ years experience building scalable enterprise applications; strong leadership; expertise in Microsoft Azure, C#/ .NET, React, SQL; experience with DevSecOps, Agile/SAFe and managing onshore/offshore teams.
Microsoft Azure, C#.NET, C#, ADF, Python, Snowflake, Oracle, MSSQL, Microsoft Power BI, .NET Core, Entity Framework, React, Bootstrap, CSS, TypeScript, JavaScript, REST APIs, SQL, Azure App Services, Azure Functions, Logic Apps, Storage, Microsoft Active Directory, ADO, DevSecOps, JIRA, SAFe
Twelve Labs: AI foundation models for video search and human-like understanding.
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.
Vanguard: Provides mutual funds, ETFs, and investment management services.
8+ YOEEight+ years in software engineering for investment/wealth management apps; strong front-end with Angular/React; full-stack Java/Python; cloud/AWS; understanding of investment workflows.
Brex: Corporate cards and spend management software for businesses.
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).
Mountain View or San Francisco or Los Angeles or New York City
$170k-$240k/yrHybridFull Time
Commure: AI-powered software platform for healthcare workflow and administrative automation.
5+ YOE5+ years building scalable full-stack applications; proficiency with JavaScript/React, Python, and PostgreSQL; strong architecture, observability, performance, and mentoring skills.
Euclid Power: Operating system for renewable energy project development and operations.
6+ YOE6+ years building web applications; broad full-stack experience; strong background architecting scalable web services; familiarity with React, TypeScript, Kotlin, Rails; effective communicator in remote teams.
Mercor: Connecting expert human intelligence with frontier AI model development.
2+ YOE2+ years building production web applications, strong frontend (React, TypeScript), full-stack API and database experience, testing and performance skills, product intuition, and ability to ramp across codebases.
React, TypeScript, Cursor, Claude Code, GitHub Copilot, Codex
Santa Barbara or San Diego or Dallas or Atlanta or Chicago or Washington or San Francisco or Denver
$138k-$173k/yrRemoteFull Time
AppFolioNASDAQ: APPF: Provides cloud-based property and investment management software.
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.
Swarm Aero: A building swarming unmanned aircraft and command-and-control software to enable large-scale autonomous operations.
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.