Top Senior Front End Developer Jobs in Los Angeles, CA

Seeking Senior Front-End Engineer for a 6-month contract to build high-performance UIs with Angular and Ionic, focusing on health technology and user experiences.

As a Senior Software Engineer, you will design, develop, and maintain high-quality applications using React, mentor engineers, and influence technical strategy.

Design, implement, and deliver high-quality, performant frontend interfaces. Collaborate with cross-functional teams, optimize for SEO and user experience, and mentor junior engineers.

Lead front-end development initiatives using React.js and TypeScript. Innovate UI solutions, mentor junior engineers, and integrate AI tools for efficiency.

The Senior Front End Engineer will architect scalable UI frameworks, set UI standards, mentor engineers, and ensure high-quality technical delivery for the Dragos OT Security Platform.

As a Senior Frontend Engineer, you'll build the frontend Graph Semantic Layer with React and TypeScript, developing complex data visualizations and collaborating closely with design and product leadership.

As a Senior Frontend Engineer, you'll develop and optimize user-friendly interfaces for Seek's ML cloud platform using React and TypeScript, collaborate with teams, and enhance performance while ensuring a high-quality user experience.

Develop and maintain user interface elements, utilize Vaadin, and train team members on front-end development while focusing on customer experience solutions.

Build and maintain TypeScript/React frontends and SDKs for the Nomina web3 platform, create user-facing dapps, improve developer documentation and DX, and collaborate with product and engineering to deliver high-quality, mobile-friendly features.

As a Senior Frontend Engineer, you'll build and maintain a fraud prevention platform UI using ReactJS, collaborating with backend teams and ensuring code quality through tests and CI/CD processes.

The Senior Software Engineer will develop features for Phantom's web platforms, lead new product initiatives, interface with users, and contribute to team culture.

Design and build media-rich web experiences for Zillow's 3D Home and Interactive Floor Plan products, optimizing for performance and accessibility while collaborating with cross-functional teams.

Lead Front End Software Engineer responsible for guiding technical direction in Angular development, collaborating with backend teams, and mentoring peers in a consulting environment.

As a Senior Software Engineer, you will design and maintain payment processing systems, ensuring secure and efficient client transactions, while mentoring other engineers and improving processes within the Payments & Blockchain team.

As a Frontend Engineer on the Growth Insights team, you'll drive analytics tracking and attribution models, optimize data flows, and collaborate across teams for robust data governance and marketing insights.

The Senior Front End Engineer will design, develop, and deploy web experiences, mentor junior engineers, and advocate for user-friendly solutions while engaging with cross-functional teams and ensuring high code quality.

The Senior Frontend Engineer will develop and maintain front-end features, collaborate with teams, and enhance user experience while mentoring junior engineers.

As a Senior Frontend Engineer, you will lead frontend architecture, collaborate across teams, ensure quality, and mentor contributing engineers while integrating AI features.

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.

The Senior Front-End Developer will build scalable React applications, lead UI architecture decisions, mentor team members, and optimize front-end performance using AI tools.

The Staff Frontend Engineer will build polished UIs, focus on interaction design, collaborate with designers, and optimize performance for creative tools.

The role involves developing scalable front-end solutions, collaborating with teams to improve user experiences, and optimizing performance for travel booking platforms.

Lead technical direction and contribute to the frontend codebase, building user-facing tools and mentoring team engineers to enhance user experiences.

As a Senior Software Engineer at Sift, you'll build high-performance data visualization interfaces, optimize user experiences, collaborate on API design, and contribute to the product's architecture.

Lead the architecture and implementation of the Ion Factory OS frontend, mentor engineers, and establish best practices for software development.