92 react engineer jobs at 49 companies in Mentone, CA
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Senior Software Engineer
Brea, California, United States
$130k-$147k/yr HybridFull Time
6+ YOEBachelor's in Engineering/CS or equivalent, 6+ years software development, experience with C/C++ and modern stacks (Qt/QML, Node.js, Golang, React, Typescript, Python), and systems-level debugging.
C, C++, Linux, UNIX, Microsoft .NET, C#, JavaScript, SQL, Qt/QML, Node.js, Golang, React, Typescript, Python, PostgreSQL, Docker, MQTT, Microservices, npm, Bower, Webpack
1mo
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Full Stack Engineer
Irvine, California, United States
$125k-$140k/yr OnsiteFull Time
2+ YOEBachelor's degree in CS/IT, 2+ years full‑stack development with production AWS deployments; proficiency in Go, FastAPI, React, and experience with RESTful APIs and cloud-native patterns; eligible for Top Secret clearance.
Go, Python, React, FastAPI, AWS, Kubernetes, AWS CDK, Terraform, JavaScript, TypeScript, IAM, API Gateway, Lambda, DynamoDB
3w
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Senior Engineer, Full-Stack
Temecula, California, United States
$145k-$160k/yr OnsiteFull Time
7+ YOEBachelor's degree, 7+ years full-stack SaaS experience, proficiency with Azure and cloud-native architectures, backend (.NET), frontend (React/Angular), SQL/data modeling, security and healthcare compliance (PHI,21 CFR Part 11).
Azure, App Services, Functions, AKS, .NET, React, Angular, GraphQL, SQL, FHIR, HL7, CI/CD
3mo
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Software Development Engineer
Irvine, California, United States
$170k-$220k/yr HybridFull Time
Jiffy: Sells blank apparel and custom printed clothing online.
5+ YOE5+ years software engineering; BS in CS/Engineering; AI coding agents experience; server-side language; frontend React/TypeScript; databases; code review.
AI agents tools, Ruby on Rails, Solidus / Spree, GraphQL, React, Kubernetes, RSpec, Vitest, Playwright
1w
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MTS I, Software Engineer (Embedded)
Irvine, California, United States
$33-$55/hr HybridFull Time
3+ YOEExperience with C/C++, Linux/Android, CI/CD, socket programming, networking protocols, web technologies; Bachelor's degree in CS/SE/EE; ~3 years software engineering experience preferred; Agile experience.
C, C++, Linux, Android, CI/CD, HTML, CSS, JavaScript, React, PHP, REST APIs, Python, TCP, UDP, IP
2w
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Sr. Software Engineer
Lake Forest, California, United States
OnsiteFull Time
5+ YOE5+ years software engineering experience; strong JavaScript/TypeScript and React; experience with micro-frontends, frontend SDKs, REST API integrations, and automated testing (Jest, Cypress, Playwright).
JavaScript, TypeScript, React, Jest, Cypress, Playwright, REST APIs
2mo
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Staff Software Engineer
Irvine, California, United States
OnsiteFull Time
7+ YOEBachelor's in CS/IS/engineering required (Master's preferred); 7+ years building large-scale healthcare software; 2-3 years running production on AWS; experience leading engineers; expertise in Go, Java, React/JavaScript, HL7/FHIR, RESTful APIs, cloud services and testing.
Go, Java, React, JavaScript, AWS, AWS Step Function, Airflow, HL7/FHIR, RESTful APIs
1mo
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Software Engineer - eCommerce
Irvine, California, United States
$100k-$167k/yr HybridFull Time
10+ YOE10+ years software development experience; strong Java, Spring Boot, microservices and AWS skills; experience with NodeJS/JavaScript/TypeScript and ReactJS; RESTful APIs, databases, CI/CD and payment industry knowledge a plus.
Java, Spring Boot, AWS, NodeJS, JavaScript, TypeScript, ReactJS, OpenAPI Specification, MySQL, PostgreSQL, DynamoDB, AWS RDS/Aurora, Bash, TCP/IP, UDP, HTTP, GitLab, AWS CodePipeline, AWS CodeCommit, CDK, QuickSight, Tableau, Grafana
1w
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Mid-Level AI Product / Creative-Tools Engineer
Santa Ana, California, United States
$120k-$155k/yr OnsiteFull Time
2–4 years production software engineering experience; strong React and TypeScript; modern React toolchain (Next.js or Vite); Node.js backend and relational DB knowledge; automated testing; fluency with agentic coding tools.
React, TypeScript, Next.js, Vite, Node.js, NestJS, Python, FastAPI, Claude Code, Codex, Cursor, Playwright, TanStack Query, Mantine, SSE, WebSockets
1mo
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Senior iOS Engineer, Twitch
Seattle or New York or Irvine or San Francisco
$193k-$262k/yr OnsiteFull Time
6+ YOE6+ years professional software and iOS development experience, strong Swift proficiency, experience leading architecture and mentoring engineers, production App Store shipping, and familiarity with hybrid WebView/React integrations and AI dev tools.
Swift, React, React Native, WebView, Claude Code, GitHub Copilot, Cursor
2w
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Application Developer
Rancho Santa Margarita, California, United States
$80k-$120k/yr OnsiteFull Time
3+ YOEBachelor's in CS/IT/Software Engineering or equivalent experience; proficiency in C#/.NET Core, React, TypeScript; 3+ years experience; knowledge of SQL Server/PostgreSQL/Azure Cosmos DB, Azure deployments, CI/CD, automated testing, and strong communication.
C#, .NET Core, React, TypeScript, SASS, SCSS, Flexbox, CSS Grid, Webpack, Vite, npm, yarn, SQL Server, PostgreSQL, Azure Cosmos DB, RESTful, GraphQL, Azure, App Services, Azure Functions, Docker, Kubernetes, Figma, xUnit, NUnit, Cypress, Playwright, React Testing Library, Azure Active Directory (Azure AD), Auth0, Azure DevOps, GitHub Actions, GitHub Copilot, Git, Azure Service Bus, RabbitMQ
1mo
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Senior Software Engineer, Back-End (Payments)
United States or Santa Ana or San Francisco or Oakland or Berkeley or New Jersey or Texas or Florida or Shanghai or Hong Kong or Japan or Canada or Mexico or Germany or France
$141k-$229k/yr HybridFull Time
6+ YOE6+ years engineering experience, deep C#/.NET backend skills, frontend experience with React/Svelte/TypeScript, payments/gateway and distributed-systems experience, observability and security mindset.
Stripe, PayPal, C#, .NET, React, Svelte, TypeScript, PostgreSQL, DynamoDB, Kafka, Kubernetes, AWS, Datadog
2mo
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Full Stack Engineer, Foundation
United States or Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago
$146k-$235k/yr RemoteFull Time
5+ YOE5+ years full-stack engineering; strong TypeScript and React; experience with Go or Node; shipped AI/agent features and MCP/LLM tooling; instrumentation, funnel analysis, A/B testing, and on-call support experience.
TypeScript, React, Go, Node, MCP servers, LLM, IDE, LaunchDarkly
1mo
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Staff Engineer I - Software Engineer
Westlake Village or Irvine or Dallas
$122k-$151k/yr OnsiteFull Time
5+ YOE5+ years software development experience; Bachelor's degree required; proficiency with TypeScript, React, Angular, REST API, Azure/AWS and Azure DevOps; leadership experience, financial services and regulatory knowledge; up to 10% travel.
React, Angular, TypeScript, HTML, CSS, REST API, Azure, AWS, Azure DevOps
1w
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Sr. Frontend Engineer
Irvine or United States
$119k-$153k/yr RemoteFull Time
4+ YOE4+ years building production frontend software with React and TypeScript; strong skills in JS/HTML/CSS, MUI, design systems, accessibility, performance, and mentoring.
React, TypeScript, JavaScript, HTML, CSS, Material UI (MUI), Storybook, Playwright, React Testing Library
2mo
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System Engineer- Cyber Security Engineering Focus
Redlands or St. Louis or Vienna
$121k-$198k/yr OnsiteFull Time
8+ YOE8+ years in RMF/A&A, vulnerability scanning, system hardening for Linux/Windows, experience with RMF tools (XACTA/eMASS), DoD 8570 certification, active Top Secret/SCI clearance, and a relevant bachelor's degree.
RMF, XACTA, eMASS, ACAS, IAVM, STIGs, Red Hat, CentOS, Windows, Python, Java, React, Jira, Confluence, NIST SP 800-53, CNSSI 1253, NIST SP 800-171
1mo
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Senior iOS Engineer
Irvine or New York City or San Francisco or Seattle
$168k-$262k/yr OnsiteFull Time
6+ YOE6+ years professional iOS development with Swift, experience shipping App Store apps, strong architecture and performance skills, mentoring experience, familiarity with hybrid WebView/React integration.
Swift, React, React Native, WebView, Claude Code, GitHub Copilot, Cursor
1w
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Associate Developer I
Irvine, California, United States
$45-$58/hr HybridTemporary, Full Time
2+ YOE2+ years software development experience, hands-on TypeScript/React/Next.js, experience with AI-assisted development tools (Claude Code, Cursor), Prisma/PostgreSQL, LLM integration, strong communication, bachelor's degree preferred.
TypeScript, Next.js, React, Prisma, PostgreSQL, Tailwind, shadcn/ui, Claude Code, Cursor, Claude Opus, Fable, Sonnet, Anthropic, Google GenAI, AWS S3, AWS Lambda, AWS SES, AWS SQS, TanStack Query, Zod, Vitest, Playwright, SAML, Okta, JWT, Git
3w
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Full Stack Engineer
Irvine, California, United States
$45-$200/yr OnsiteFull Time
Strong React and Golang or Node.js, experience with Postgres/SQLite, API design, backend architecture, portfolio of shipped apps; Swift/Kotlin and DevOps/CI/CD are a plus.
React, Golang, Node.js, Postgres, SQLite, Swift, Kotlin, CI/CD
1mo
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Full Stack Developer
Norco, California, United States
$90k-$190k/yr OnsiteFull Time
5+ YOE5+ years software development; Bachelor's in CS/Engineering or equivalent; proficiency in Java/C#/Python/JavaScript, front-end (React/Angular), back-end (Node.js/.NET), cloud (AWS/Azure/Google Cloud), Microsoft SQL Server, Git; CompTIA Security+; must obtain DoD SECRET and be U.S. citizen; onsite Norco, CA.
Java, C#, Python, JavaScript, HTML, CSS, React, Angular, Node.js, .NET, AWS, Azure, Google Cloud, Microsoft SQL Server, Git, Docker, Kubernetes, CI/CD
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