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FCamara Consulting & Training

Front-end Developer, React – Senior

FCamara Consulting & Training

Senior Frontend Developer specializing in React. Developing scalable web applications and leading technical decisions at a major tech firm in Brazil.

Posted 5/26/2026full-timeRemote • BrasilSeniorWebsite

Tech Stack

Tools & technologies
AWSAzureCloudCypressGoogle Cloud PlatformGraphQLJavaScriptJestNext.jsReactReduxSCSSTypeScript

About the role

Key responsibilities & impact
  • Develop and maintain web applications in React using a modular, reusable architecture.
  • Lead technical decisions on architecture, coding standards, and front-end best practices.
  • Use Claude Code to generate, review, and document code, as well as to create automated tests.
  • Integrate REST and GraphQL APIs, including data consumption and handling.
  • Ensure application performance and accessibility (Core Web Vitals, Lighthouse).
  • Provide guidance and mentorship to Mid-level and Junior developers.
  • Collaborate with backend, UX/UI, and product teams.
  • Implement unit and integration tests (Jest, React Testing Library).
  • Create clear, up-to-date technical documentation.
  • Participate in code reviews, proposing technical and architectural improvements.

Requirements

What you’ll need
  • Proven experience in front-end development with React.
  • Deep knowledge of JavaScript (ES6+) and TypeScript.
  • Experience with state management (Redux, Zustand, React Query, or similar).
  • Solid knowledge of HTML5, CSS3, SASS/Styled Components.
  • Practical experience using Claude Code to support development (e.g., code generation, refactoring, explaining complex snippets).
  • Experience with CI/CD, Git, and version control tools.
  • Basic understanding of front-end security (XSS, CSRF, Content Security Policy).
  • Desired:
  • Experience with Next.js.
  • Familiarity with E2E testing (Cypress/Playwright).
  • Experience optimizing performance at scale.
  • Knowledge of DevOps practices and cloud platforms (AWS, Azure, or GCP).
  • Experience working in agile environments (Scrum/Kanban).
  • Soft Skills:
  • Critical thinking and the ability to diagnose complex problems.
  • Clear and assertive communication.
  • Proactivity and systems thinking.
  • Capacity for technical leadership and mentoring.
  • Organization and attention to detail.

Benefits

Comp & perks
  • Position also open to candidates with disabilities

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
ReactJavaScriptTypeScriptHTML5CSS3SASSReduxJestGraphQLREST
Soft Skills
critical thinkingcommunicationproactivitysystems thinkingtechnical leadershipmentoringorganizationattention to detail