FrontEnd Engineer

Photon; Sunnyvale (CA); On-site; USD 140,000 - 190,000; Full time

Job summary

Photon is hiring Front-End Engineers to build fast, accessible, and consistent user experiences in Sunnyvale. You will collaborate with designers and back-end teams to deliver polished interfaces backed by a shared design system.

Role emphasizes React work (Angular knowledge welcomed), performance optimization for Core Web Vitals, and contributing to reusable components within our design system. Join a team focused on scalable, enterprise-grade digital platforms.

Qualifications

• 5+ years of front-end development experience.
• Production experience with React; working knowledge of Angular.
• Experience with API integration, CORS, and WebSockets.
• Practical knowledge of web performance and Core Web Vitals.
• Experience working within a design system or component library.

Responsibilities

• 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.
• Optimize performance and meet Core Web Vitals targets (LCP, INP, CLS).
• Contribute to and consume the company design system, building reusable, components.
• Use Node.js tooling for builds, bundling, and lightweight services.
• Participate in code reviews and collaborate with QA on testability.

Skills

Front-end development

Web performance optimization

API integration

Design system experience

Tools

React

Angular

Node.js

Job description

Secondary locations: Dallas, TX / Berkeley Heights, NJ / Chicago, IL / Alpharetta, GA

Experience: 5+ years

About Photon

Photon is a Digital Engineering and Digital Modernization company founded in 1999. We partner with leading global enterprises, including Fortune 500 organizations, to build and modernize digital platforms and experiences. Our teams work across AI, cloud-native technologies, and next-generation digital solutions.

Role Overview:

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.

Key Responsibilities:

• 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.
• Optimize performance and meet Core Web Vitals targets (LCP, INP, CLS).
• Contribute to and consume the company design system, building reusable, components.
• Use Node.js tooling for builds, bundling, and lightweight services.
• Participate in code reviews and collaborate with QA on testability.

Required Qualifications:

• 5+ years of front-end development experience.
• 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