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CI&T

Senior Frontend Developer, React

CI&T

Senior Frontend Developer responsible for developing web applications with React. Focused on high performance and collaboration with product and design teams.

Posted 5/7/2026full-timeRemote • 🇧🇷 BrazilSeniorWebsite

Tech Stack

Tools & technologies
JavaScriptJestNext.jsReactTypeScript

About the role

Key responsibilities & impact
  • Develop and maintain modern web interfaces using React.
  • Ensure high quality, performance, and scalability of the applications.
  • Collaborate with product, design, and backend teams to deliver new features.
  • Participate in code reviews and propose technical and architectural improvements.
  • Implement good UI/UX practices and development patterns.

Requirements

What you’ll need
  • Proven experience as a Senior Frontend Developer (6+ years).
  • Strong proficiency in React, JavaScript/TypeScript, HTML5, and CSS3.
  • Experience with state management.
  • Knowledge of testing (Jest, React Testing Library).
  • Experience integrating REST APIs.
  • Familiarity with Git and CI/CD pipelines.
  • Intermediate English.
  • Experience with Next.js (plus).
  • Knowledge of performance and accessibility best practices (plus).
  • Experience in agile environments (plus).

Benefits

Comp & perks
  • Health and dental insurance;
  • Meal and food allowance;
  • Childcare assistance;
  • Extended parental leave;
  • Partnerships with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass;
  • Profit Sharing (PLR);
  • Life insurance;
  • Continuous learning platform (CI&T University);
  • Discount club;
  • Free online platform dedicated to promoting physical and mental health and well‑being;
  • Pregnancy and responsible parenthood course;
  • Partnerships with online course platforms;
  • Language learning platform;
  • And many more

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
ReactJavaScriptTypeScriptHTML5CSS3state managementJestReact Testing LibraryREST APIsNext.js
Soft Skills
collaborationcode reviewUI/UX practicestechnical improvementarchitectural improvement