We’re a U.S.\-based SaaS startup seeking an expert React/Redux Frontend Engineer to work directly with our hands\-on CTO. This long\-term role suits someone who values clean architecture, scalable code, and thoughtful UI design. **What You’ll Do:** * Lead development and scaling of a React.js \+ Redux application with modern patterns (hooks, context, lazy loading). * Architect maintainable, modular component structures and establish state management standards with Redux Toolkit. * Refactor and optimize for performance — memoization, code splitting, dynamic imports, and rendering efficiency. * Ensure clean, predictable data flow and consistent UI behavior across the app. * Collaborate with backend and design teams to ship reliable, high\-quality features. * Review code, uphold best practices, and mentor other frontend contributors. **Requirements:** * Expert in React.js and Redux, including hooks, middleware, and architectural patterns. * Deep understanding of JavaScript (ES6\+), async flow, and browser performance. * Proven experience structuring and scaling production\-grade frontends. * Strong debugging and profiling skills (React DevTools, performance audits). * Familiarity with build and automation tools (Webpack, Babel, npm scripts). * Committed to clean, testable, and maintainable code. * Excellent communication and collaboration; available during U.S. hours. **Benefits:** * Direct collaboration with a technical founder/CTO. * Long\-term role solving real product challenges — not just CRUD work. * 100% remote, fast\-paced, small\-team environment. * Clear path to Lead Frontend or UI Architect as the product scales.