Senior Front-End Software Engineer; React

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Front-End Software Engineer (React) in California.

In this role, you will design, develop, and maintain high-quality, scalable front-end applications that deliver engaging experiences to millions of users. You will work in a fast-paced Agile environment, collaborating closely with product designers, back-end engineers, and QA teams to translate requirements into performant React components. The role emphasizes modern front-end best practices, accessibility, and responsive design, while also integrating AI-assisted development tools responsibly to accelerate delivery.

You will take ownership of complex UI architecture, mentor teammates, and contribute to process improvements. This position is ideal for someone passionate about building robust, maintainable code and driving engineering excellence across a distributed team.

• Develop, maintain, and ship high-quality React-based front-end features in collaboration with cross-functional teams
• Translate designs, wireframes, and product requirements into accessible, performant, and responsive UI components
• Own UI architecture decisions, including component design, state management, data fetching patterns, and abstractions
• Write well-tested, maintainable code and participate in code reviews while mentoring peers on best practices
• Debug, triage, and resolve issues across browsers and devices in partnership with QA and product teams
• Optimize front-end performance for scalability, including rendering efficiency, Core Web Vitals, bundle size, and caching strategies
• Define and implement AI-assisted engineering best practices, using tools like Cursor responsibly to accelerate development without compromising code quality

• 4+ years of professional experience building production web applications with React or another major JS framework
• Strong proficiency in modern JavaScript (ES6+), DOM fundamentals, and React principles (hooks, composition, lifecycle)
• Experience with asynchronous UI patterns, RESTful APIs, and modern authorization mechanisms (e.g., JWT)
• Familiarity with front-end tooling (Vite, Webpack, Babel, npm/yarn/pnpm) and Git-based workflows (branching, PRs, CI/CD)
• Practical experience using AI-powered development tools and validating generated code for correctness and security
• Strong HTML, CSS/SCSS, and responsive design skills; familiarity with accessibility standards (WCAG/ARIA)
• Experience with testing practices and tools (unit, integration, E2E) to ensure robust and reliable applications
• Excellent collaboration, communication, and problem-solving skills, with strong attention to detail and user experience

• Competitive compensation package
• Comprehensive health benefits including medical, dental, and vision coverage
• 401(k) plan with employer match
• Flexible spending accounts for healthcare and dependent care
• Disability insurance (short-term and long-term)
• Opportunities for professional growth, mentorship, and career advancement
• Supportive and inclusive company culture that values learning and collaboratio

We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team.

We appreciate your interest and wish you the best!

Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.