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Frontend Developer
Location
Brazil
Posted
87 days ago
Salary
0
Seniority
Mid Level
Job Description
Frontend Developer
Sigma Software Group
• 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
Job Requirements
- 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
Benefits
- Remote work flexibility
- Professional growth opportunities
- Chance to work on international projects
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About the role: At Seek, we’re redefining how businesses harness analytics through our innovative ML cloud platform and app store. As a Frontend Engineer, you’ll craft seamless, user-friendly interfaces that empower businesses to explore, deploy, and leverage cutting-edge analytics apps. Join a collaborative team where your expertise in React and TypeScript will directly shape the future of our platform and elevate the way businesses interact with analytics. In this role you will get to: - Build and maintain user interfaces for Seek’s app store and ML cloud platform using React and TypeScript, delivering high-performing, responsive, and accessible experiences. - Customize and implement UI components using styled components to create consistent, user-friendly designs that align with branding guidelines. - Collaborate with backend engineers to seamlessly integrate APIs, ensuring smooth data fetching and state synchronization. - Optimize frontend performance by reducing load times, minimizing bundle sizes, and delivering a smooth, responsive user experience. - Partner with UX/UI designers to translate mockups into functional, intuitive user interfaces. - Participate in code reviews, sharing and receiving feedback to enhance code quality and team collaboration. - Actively contribute to sprint cycles by providing accurate estimates, updates, and technical insights that shape the development process. Qualifications: - 5+ years of experience in frontend development, with a strong focus on React and TypeScript in enterprise production environments. - Proven expertise in using styled components to create scalable, customizable UI components. - In-depth knowledge of state management libraries to deliver seamless user experiences. - Familiarity with modern frontend build tools like RSBuild, ESBuild, Webpack, and Babel, as well as experience with unit testing frameworks such as Jest or Vitest. - Experience working with Git for version control and proficiency in CI/CD pipelines, particularly with GitLab CI. - Strong expertise with state management libraries, especially Recoil, and API integration using Axios - Strong problem-solving skills and a track record of troubleshooting and optimizing frontend performance. - Experience working in an Agile development environment, with a focus on collaboration and continuous improvement We’re especially interested in you if you have: - Experience with performance optimization techniques like code splitting, lazy loading, and memoization. - Familiarity with web analytics and user tracking integrations (e.g., Amplitude) within frontend applications. - Proficiency with VS Code, including setting up and using Biome for code formatting and linting. - A strong understanding of accessibility best practices and a history of implementing them in web applications. - Experience working in remote teams, particularly in fast-paced environments that require adapting quickly to market or user needs. Salary: - The annual salary range for this position is between $150,000 - $170,000, depending on experience and qualifications. Benefits: - Medical Insurance, Dental Insurance, PTO, 16 annual company holidays, 401K, Vision Insurance Tools we use: - React, TypeScript, styled components, RSBuild, ESBuild, Webpack, Babel, Jest, Vitest, Git, GitLab CI, VS Code, Biome, Amplitude Location - This is an entirely remote position for candidates based in the US. No Visa Sponsorship Available - We do not offer visa sponsorship at this time. What Sets Us Apart Seek is committed to a culture that values ownership, flexibility, and collaboration. We prioritize work-life balance and encourage our team to explore new ideas, test hypotheses, and innovate continuously. You’ll join a diverse group of professionals dedicated to pushing the boundaries of business analytics development, with ample opportunities to grow alongside talented peers who value your expertise and vision.
Senior React Developer
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