383 senior react jobs at 183 companies in Los Angeles, CA

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Senior React Native / Expo Mobile Developer
Costa Mesa, California, United States
$70k/yr OnsiteFull Time
HR MGMT 10
HR MGMT 10: Provides employer of record and human resources support services.
Extensive experience with React Native and Expo; ability to ship mobile apps via App Store/TestFlight; familiarity with Claude AI; on-site in Costa Mesa.
React Native, Expo, Claude AI, TestFlight, App Store Connect, Google Play Console, Firebase, Supabase, AWS, REST, GraphQL, Git, CI/CD, Expo EAS
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Senior React Native Engineer
San Francisco or Los Angeles
$160k-$210k/yr OnsiteFull Time
Arena Club
Arena Club: Digital marketplace and vaulting service for sports collectibles
7+ YOEBachelor's in CS/Engineering, 7+ years mobile app development, proficiency in React Native and iOS/Android ecosystems, familiarity with Rx, IoC/DI, Bazel, A/B testing, analytics, CI and automated testing; experience leading mobile launches and using AI tools (Claude, Cursor).
React Native, iOS, Android, Rx, IoC/DI, Bazel, Claude, Cursor, A/B testing, analytics
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Sr. React Native Engineer
Santa Monica, California, United States
$175k-$350k/yr RemoteFull Time
Tapcart
Tapcart: Platform for Shopify merchants to create mobile shopping apps.
5+ YOE5+ years engineering/product experience; demonstrated frontend, backend, and database skills; active GitHub presence; experience with React Native and building AI agent orchestration preferred.
React Native, GitHub, Shopify
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Senior Front End Engineer (React/Next.js)
Huntington Beach, California, United States
$150k-$165k/yr OnsiteFull Time
Applied Business Software
Applied Business Software: Provides loan origination and servicing software for private lenders.
5+ YOE5+ years frontend experience with React/Next.js, TypeScript; strong UI/UX, API integration, and performance optimization.
React, Next.js, TypeScript, MUI, Zustand, React Query, CSS, AI tooling
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Sr Full Stack Developer (React,Nodejs,Java)
Newport Beach, California, United States
$125k-$153k/yr OnsiteFull Time
Pacific Life
Pacific Life: Provides life insurance, annuities, and investment products for financial security.
6+ YOESenior full stack developer with 6+ years of software development experience, expertise in React, Node.js, Java; AWS, microservices, CI/CD, and REST/GraphQL; strong DB knowledge.
React, Node.js, Java, Python, AWS, Azure DevOps, GraphQL, SOAP/REST, SQLServer, PostgreSQL, DynamoDB, Docker, Kubernetes, CI/CD, DevSecOps
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Senior UI Engineer, EW
Costa Mesa, California, United States
$191k-$253k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
8+ YOE8+ years frontend experience; React/TypeScript; API design; security clearance eligible; degree in a technical field or equivalent experience.
JavaScript, TypeScript, React, API design, Web services
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Senior Security Engineer
Austin or Chicago or Dallas or Denver or Los Angeles or San Diego or San Francisco
$131k-$169k/yr HybridFull Time
Karbon
Karbon: Practice management software for accounting firms.
4+ YOESenior Security Engineer with 4+ years in security or development; strong communication; cloud and AI experience; hands-on with security tooling and threat modelling.
DotnetCSharp, JavaScript, React, EmberJS, Python, Azure, AWS, GCP, PowerShell, Bash, GitHub Copilot, Burp Suite
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Senior Software Engineer, Air AI
Mountain View or Los Angeles or San Francisco or New York City
$170k-$230k/yr HybridFull Time
Commure
Commure: AI-powered software platform for healthcare workflow and administrative automation.
4+ YOE4+ years software engineering; strong fullstack Python backend and TypeScript/React frontend; Docker and Kubernetes; experience with LLM APIs; production AI features; able to ship quickly.
Python, TypeScript, React, Docker, Kubernetes
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Senior Software Engineer - CTV (Burbank, CA, US, 91505)
Burbank, California, United States
$124k-$170k/yr OnsiteFull Time
Paramount
ParamountNASDAQ: PSKY: Produces and distributes media content across global entertainment platforms.
5+ YOE5+ years software development; 2+ years building Smart TV/CTV apps; BS in Computer Science; React and TypeScript; Redux/RTK; web tech on TV runtimes.
React, TypeScript, Redux, RTK, React Router, HTML, CSS
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Senior Systems Software Engineer
Los Angeles or Remote- US
$145k-$195k/yr HybridFull Time
Zoo
Zoo: Develops infrastructure and AI-powered tools for hardware design.
Senior systems, platform, or infrastructure engineering with Rust expertise; strong backend/infrastructure focus; experience with distributed systems, databases, APIs, and IaC; autonomous, proactive, and customer-focused.
Rust, Databases, API design, Distributed systems, Infrastructure as code, Containers, React
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Senior Software Engineer, Product Foundations
Seattle or Los Angeles
$150k-$200k/yr OnsiteFull Time
Metropolis
Metropolis: Computer vision technology for checkout-free parking and retail payments.
8+ YOE8+ years backend software engineering; expert Java; microservices; Kubernetes; AWS; observability; databases; AI tooling; strong technical communication.
TypeScript, React, Scala, Java, Kubernetes, AWS, Kafka, SQS, MySQL, PostgreSQL, Snowflake, Git, GitHub, Datadog, Copilot, Claude Code, CI/CD
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Senior Salesforce Solution Architect
Jacksonville or Dallas or Cincinnati or Los Angeles or Sacramento or Richmond or Minneapolis or Boston or Kansas City or Chicago or Tampa or Washington or San Antonio or Houston or Colorado Springs or Nashville or San Diego or Pittsburgh or Tacoma or New York or Phoenix or Miami or Fayetteville
HybridFull Time
Wounded Warrior Project
Wounded Warrior Project: Provides support services and mental health programs for veterans.
7+ YOESeven years Salesforce implementation and architecture experience; five years Salesforce architecture; bachelor’s in computer science; strong communication; travel up to 10%.
Salesforce, SQL, Apex, DevOps, Lightning UI, Snowflake, React Native, Visio, Project, Excel
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Senior Software Engineer, Front End
Santa Monica, California, United States
$170k-$200k/yr OnsiteFull Time
Axle Health
Axle Health: AI software for scheduling and managing home-based healthcare operations.
7+ YOE7+ years of software engineering experience, expert React and TypeScript skills, React Native experience, GraphQL client library experience, frontend architecture, performance optimization, code reviews, and technical communication.
React, TypeScript, React Native, GraphQL, Apollo Client, PostgreSQL, AWS, Datadog, Sentry, Git, GitHub, Graphite, Jest, React Testing Library, Claude Code, Cursor, WebSockets, Server-Sent Events, CSS-in-JS
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Senior Fullstack Engineer
Los Angeles, California, United States
$170k/yr OnsiteFull Time
FlightStory
FlightStory: A media and investment scaling creator-led brands.
Full-stack experience with TypeScript, React, Node.js, Python, JavaScript, cloud infrastructure, databases, APIs, scalable systems, and production AI/ML or LLM applications.
TypeScript, React, Node.js, Python, JavaScript, Google Cloud, SQL, NoSQL, APIs, AI/ML, LLMs
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Senior iOS Engineer
Irvine or New York City or San Francisco or Seattle
$168k-$262k/yr OnsiteFull Time
Twitch
TwitchNASDAQ: AMZN: Operates a global live streaming platform for interactive content.
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
3w
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Senior Software Engineer
Brea, California, United States
$130k-$147k/yr HybridFull Time
RAVE Aerospace
RAVE Aerospace: Developing in-flight entertainment and connectivity systems for airlines.
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
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Senior Software Engineer
Burbank or New York City or San Francisco or Los Angeles
$124k-$186k/yr OnsiteFull Time
Paramount
ParamountNASDAQ: PSKY: Global media producing films, television, and streaming content.
5+ YOERequires a bachelor's degree or equivalent experience, 5+ years of software engineering experience, Java/Spring Boot, TypeScript, React/Next.js, Python, databases, CI/CD, and strong communication skills.
Java, Spring Boot, Next.js, React, Python, Kafka, Pub/Sub, Solr, TypeScript, PostgreSQL, MySQL, Docker, Kubernetes, Elasticsearch, GCP, AWS, Claude, Cursor, Gemini, Copilot, Microsoft?
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Senior Software Engineer
Los Angeles, California, United States
$125k-$190k/yr HybridFull Time
TCW
TCW: Global asset management firm providing investment and advisory services.
5+ YOEMaintain React/TypeScript SPA framework, experience with modern front-end tooling, CI/CD automation, public cloud (Azure preferred), strong communication and documentation; bachelor’s degree or 5+ years relevant experience.
React, TypeScript, Turborepo, Go, .NET, C#, Python, Vite, Webpack, CI/CD, Azure, Vitest, Playwright
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Senior Software Engineer
Los Angeles or Seattle
$143k-$214k/yr OnsiteFull Time
Re:Build Manufacturing
Re:Build Manufacturing: Provides advanced engineering and US-based contract manufacturing services.
7+ YOE7+ years professional software experience; cloud-native development on AWS; full‑stack with React and TypeScript; experience with serverless, containerized apps, RAG/LLM integrations, GraphQL/REST; strong communication and mentorship skills.
React, TypeScript, AWS, Lambda, ECS, DynamoDB, S3, Step Functions, API Gateway, Fargate, GraphQL, LLMs, vector databases
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Senior Mission Operations Engineer - Ground Segment
Long Beach, California, United States
$137k-$230k/yr OnsiteFull Time
Vast
Vast: Develops and operates commercial artificial-gravity space stations.
5+ YOEBachelor's in engineering; 5+ years operating complex systems; cross-functional collaboration; strong communication; travel up to 20%.
C++, Golang, Javascript, React, Software Architecture, Databases, Cloud, Matlab, Python