Build and maintain responsive, accessible web interfaces using React, HTML, CSS, and JavaScript/TypeScript. Integrate applications with REST APIs and back-end services, implement WebSocket features, optimize Core Web Vitals, and develop reusable design-system components. The role also involves Node.js tooling, cross-browser compatibility, code reviews, QA collaboration, and front-end testing.
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.
- Implement real-time features using WebSockets.
- 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.
Required Qualifications
- 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 WebSockets.
- 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.
Compensation, Benefits and Duration
Minimum Compensation: USD 65,000
Maximum Compensation: USD 165,000
Compensation is based on actual experience and qualifications of the candidate. The above is a reasonable and a good faith estimate for the role.
Medical, vision, and dental benefits, 401k retirement plan, variable pay/incentives, paid time off, and paid holidays are available for full time employees.
This position is available for independent contractors
No applications will be considered if received more than 120 days after the date of this post.
Photon San Francisco, California, USA Office
San Francisco, United States
Similar Jobs
Fintech • Financial Services
As a Senior Frontend Engineer, you will design, develop, and deploy web applications, write scalable code, and collaborate with teams to enhance features.
Top Skills:
AWSReactTypescript
Fintech • Financial Services
As a Senior Frontend Engineer, you'll design and develop scalable React and TypeScript applications, integrate AI tools, mentor junior engineers, and enhance user experiences across multiple brands.
Top Skills:
Ai Development ToolsJavascript Es6ReactTypescript
Artificial Intelligence • Insurance • Software • Automation
As a Staff Frontend Engineer, you'll drive frontend architecture decisions, implement UI systems, and collaborate closely with design and product teams to enhance user experiences using AI tooling.
Top Skills:
Ai-Assisted Development ToolsComponent SystemsFrontend ArchitectureModern Web ApplicationsPerformance OptimizationState Management
What you need to know about the San Francisco Tech Scene
San Francisco and the surrounding Bay Area attracts more startup funding than any other region in the world. Home to Stanford University and UC Berkeley, leading VC firms and several of the world’s most valuable companies, the Bay Area is the place to go for anyone looking to make it big in the tech industry. That said, San Francisco has a lot to offer beyond technology thanks to a thriving art and music scene, excellent food and a short drive to several of the country’s most beautiful recreational areas.
Key Facts About San Francisco Tech
- Number of Tech Workers: 365,500; 13.9% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Google, Apple, Salesforce, Meta
- Key Industries: Artificial intelligence, cloud computing, fintech, consumer technology, software
- Funding Landscape: $50.5 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Sequoia Capital, Andreessen Horowitz, Bessemer Venture Partners, Greylock Partners, Khosla Ventures, Kleiner Perkins
- Research Centers and Universities: Stanford University; University of California, Berkeley; University of San Francisco; Santa Clara University; Ames Research Center; Center for AI Safety; California Institute for Regenerative Medicine
