7 full stack app web developer jobs at 6 companies in Fontana, CA
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Senior Full-Stack Developer
Costa Mesa, California, United States
OnsiteFull Time
5+ YOE5+ years building full-stack web or native apps; strong React, TypeScript, JavaScript, and Node.js skills; experience with AI-assisted development tools; cross-functional collaboration; experience with CRM/booking/subscription products.
TypeScript, JavaScript, React, Node.js, Expo, React Native, PostgreSQL, MySQL, MongoDB, AWS, GCP, Cursor, Claude Code, GitHub Copilot
4w
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Senior Full-Stack Engineer, Maritime App
Costa Mesa or Seattle
$191k-$253k/yr OnsiteFull Time
5+ YOE5+ years software engineering; production web apps with JavaScript/TypeScript and React; familiarity with backend languages (Go, C++, Rust); experience designing architecture, CI/CD, monorepos, and integrating frontend tooling; Bachelor's or equivalent; must be a U.S. Person.
JavaScript, TypeScript, React, Go, C++, Rust, CircleCI, gRPC, protobuf, NixOS
1mo
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AI Full-Stack Developer
Irvine, California, United States
$120k-$140k/yr OnsiteFull Time
3+ YOE3+ years full‑stack experience; strong React/Next.js, Node.js, Python skills; RESTful APIs and microservices; experience with Azure or GCP; ability to integrate AI/ML models into production and build secure, scalable web apps.
React, Next.js, Node.js, Python, RESTful APIs, Microservices, Azure, GCP, OpenTelemetry, LangSmith, Langfuse, AI/ML
2mo
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Full-Stack Developer - Capital Markets - NYC / Dallas / Los Angeles
New York City or Dallas or Los Angeles
RemoteContract
5+ YOEBachelor's in a quantitative field; 5+ years software engineering; production ownership of web apps; finance/tech background preferred.
Python, C#, REST APIs, Async, Git, CI/CD, TFS, Confluence, Tableau, SSRS, React, TypeScript, JavaScript, HTML5, CSS, SQL, NoSQL, Azure, AWS
1mo
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Staff Software Engineer, Full-Stack
Santa Ana or California or New Jersey or Texas or Florida or Shanghai or Japan or Hong Kong or Canada or Mexico or Germany or France or United States
$166k-$269k/yr HybridFull Time
7+ YOE7+ years building web apps, APIs, and distributed systems; 3+ years AWS; proficiency in Python, C#, or Java; experience with React/Next.js; use of AI tools (Claude Cowork, Codex); staff-level technical leadership.
AWS, Claude Cowork, Codex, Python, C#, Java, React, Next.js, e-Verify
3w
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Sr. Software Engineer - Patient Onboarding (Remote)
Los Angeles or United States
$173k-$203k/yr RemoteFull Time
5+ YOE5+ years building production web apps; strong API design, data modeling, distributed systems, full‑stack competency, ownership of initiatives, mentoring, and use of AI-assisted development tools.
Claude Code
2mo
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Staff Software Engineer
Washington or Costa Mesa
$220k-$330k/yr OnsiteFull Time
12+ YOE12+ years in software engineering; ability to influence technical direction across teams; experience with large enterprise apps; strong full-stack web skills (JavaScript/TypeScript, React); US person for export-controlled data access.
AWS, TypeScript, React, Remix, Next.js, JavaScript