Lead the development of web and mobile applications using React and React Native, mentoring other developers and ensuring best practices in frontend development.
As a Senior Frontend Developer, you will lead the development of high-performing web and mobile applications built with React and React Native. You’ll work closely with designers, backend engineers, and product owners to deliver seamless, scalable, and elegant user experiences across platforms. This role is ideal for someone who has led complex frontend projects from concept to production, thrives in a collaborative environment, and enjoys mentoring other engineers while still being hands-on with code.
Responsibilities
Responsibilities
- Lead the architecture, development, and delivery of modern web and mobile interfaces using React, React Native, TypeScript, and related technologies
- Translate product requirements and design mockups into fully functional, responsive, and maintainable UI components
- Drive technical discussions, code reviews, and architecture decisions to ensure performance, reliability, and scalability
- Collaborate cross-functionally with product, backend, and design teams to define technical approaches and timelines
- Implement best practices for state management, routing, testing, and CI/CD for frontend systems
- Own the frontend build pipeline and release process for multiple environments
- Mentor junior and mid-level developers through code reviews, pair programming, and technical guidance
- Stay current with modern frontend tools, frameworks, and best practices to continuously improve development processes
- 5+ years of professional frontend development experience, with at least 2+ years leading projects
- Expert-level proficiency in React, React Native, and TypeScript
- Strong understanding of modern JavaScript (ES6+), CSS-in-JS, and component-driven design
- Experience working in monorepo or multi-platform codebases (web + mobile shared libraries)
- Familiarity with frontend build tools (Webpack, Metro, Vite, Babel, etc.) and package managers (npm, yarn, pnpm)
- Experience integrating APIs and managing complex state (React Query, Redux Toolkit, Zustand, etc.)
- Solid understanding of mobile-specific concerns (navigation, performance, offline mode, native modules)
- Demonstrated ability to lead projects end-to-end — from architecture and planning through to QA and production deployment
- Strong communication skills and the ability to collaborate with both technical and non-technical stakeholders
- Experience with Expo, Next.js, or AWS Amplify
- Background in CI/CD pipelines (GitHub Actions, CircleCI, or similar)
- Familiarity with design systems and component libraries
Top Skills
Babel
Css-In-Js
JavaScript
Metro
Npm
Pnpm
React
React Native
Typescript
Vite
Webpack
Yarn
Similar Jobs
Information Technology • Internet of Things
The Senior Front-end Engineer will design and deliver scalable, user-friendly interfaces using React and Node.js, collaborating with cross-functional teams to enhance user experience and optimize performance.
Top Skills:
AWSGitJavaScriptNode.jsReactTypescript
Other • Professional Services
Design and deliver high-impact front-end features, optimize performance, collaborate with teams, and ensure code quality through reviews and testing.
Top Skills:
AWSEc2ElasticsearchJavaScriptKinesisNode.jsReactS3TypescriptVpc
Cloud • Fintech • Food • Information Technology • Software • Hospitality
The Senior Front-End Engineer will architect financial products, lead design discussions, mentor team members, and ensure high-quality application delivery.
Top Skills:
JavaKotlinReactTypescript
What you need to know about the Los Angeles Tech Scene
Los Angeles is a global leader in entertainment, so it’s no surprise that many of the biggest players in streaming, digital media and game development call the city home. But the city boasts plenty of non-entertainment innovation as well, with tech companies spanning verticals like AI, fintech, e-commerce and biotech. With major universities like Caltech, UCLA, USC and the nearby UC Irvine, the city has a steady supply of top-flight tech and engineering talent — not counting the graduates flocking to Los Angeles from across the world to enjoy its beaches, culture and year-round temperate climate.
Key Facts About Los Angeles Tech
- Number of Tech Workers: 375,800; 5.5% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Snap, Netflix, SpaceX, Disney, Google
- Key Industries: Artificial intelligence, adtech, media, software, game development
- Funding Landscape: $11.6 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Strong Ventures, Fifth Wall, Upfront Ventures, Mucker Capital, Kittyhawk Ventures
- Research Centers and Universities: California Institute of Technology, UCLA, University of Southern California, UC Irvine, Pepperdine, California Institute for Immunology and Immunotherapy, Center for Quantum Science and Engineering


