Front End Engineer

PHOTON, LLC
Sunnyvale, CA, United States
13 days ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Experience required
5 years minimum
Working hours
Regular working hours
Job source

Tech stack

HTML JavaScript (Programming Language) Web Accessibility HTML5 Browser Compatibility Cascading Style Sheets (CSS) Code Review Cross-Origin Resource Sharing (Ajax Programming) Node.Js Responsive Web Design TypeScript Web Content Accessibility Guidelines
+9 more
Web Performance Optimization WebSocket Web Usability Link Control Protocol ReactJS AngularJS Material UI Front End Software Development Restful APIs

Job description

We are hiring Front-End Engineers to build fast, accessible, and consistent user experiences. You will work closely with designers and back-end teams to deliver polished interfaces backed by a shared design system., * Build and maintain responsive web interfaces using HTML, CSS, and React (Angular experience is also valued).

  • Integrate front-end applications with back-end services and REST APIs, handling CORS and authentication flows correctly.

  • Implement real-time features using Web Sockets.
  • Optimize performance and meet Core Web Vitals targets (LCP, INP, CLS).
  • Contribute to and consume the company design system, building reusable, well documented components.
  • Use Node.js tooling for builds, bundling, and lightweight services.
  • Ensure accessibility, cross-browser compatibility, and responsive behavior.
  • Participate in code reviews and collaborate with QA on testability.

Requirements

  • 5+ years of front-end development experience.
  • Strong HTML5, CSS3, and JavaScript/TypeScript skills.
  • Production experience with React; working knowledge of Angular.
  • Experience with API integration, CORS, and Web Sockets.
  • Practical knowledge of web performance and Core Web Vitals.
  • Experience working within a design system or component library. Preferred Qualifications

  • Experience with Node.js and modern build tooling.
  • Knowledge of accessibility standards (WCAG).
  • Experience with front-end testing frameworks

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