JobHabor

Middle Frontend Developer

Sigma Software
Location
Brasília, DF, Brazil
Workplace
Remote
Employment
Full Time
Salary
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Posted 6mo ago

  • Develop and maintain web applications using React.js and GraphQL
  • Collaborate with designers and backend developers to build scalable, high-performance applications
  • Write clean, maintainable, and efficient code following best practices
  • Implement responsive and user-friendly UI components
  • Optimize applications for performance and scalability
  • Debug and troubleshoot issues across multiple browsers and devices
  • Participate in code reviews and contribute to team knowledge-sharing
  • (Optional) Write and maintain end-to-end tests using Playwright
  • 2+ years of experience in front-end development with React.js
  • Strong understanding of JavaScript (ES6+), HTML5, and CSS3
  • Hands-on experience with GraphQL (Apollo Client or similar)
  • Familiarity with React Hooks, Context API, Redux (optional)
  • Experience with RESTful APIs and third-party integrations
  • Understanding of component-based architecture and state management
  • Knowledge of performance optimization and debugging techniques
  • Upper-Intermediate English level
  • Bachelor’s degree in Computer Science or related field

WILL BE A PLUS

  • Experience with Playwright or other automated testing frameworks
  • Familiarity with CI/CD pipelines and DevOps practices

PERSONAL PROFILE

  • Detail-oriented developer with a passion for creating seamless user experiences
  • Strong problem-solving skills and ability to work in a collaborative environment
  • Proactive in identifying performance improvements and UI enhancements

Skills

  • React
  • GraphQL
  • Playwright
  • JavaScript
  • HTML
  • CSS
  • Apollo Client
  • Context API
  • Redux

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