Senior Frontend Engineer

Há 22 horas

São Paulo, São Paulo, Brasil Workana Tempo inteiro US$80.000 - US$120.000 por ano

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 + 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 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.

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