Senior Front-end Developer

We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.

With over 7.400 CI&Ters around the world, we've built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality.

At CI&T, we are seeking a highly skilled and motivated Senior Front-end Developer (React) to join our team in Brazil. You will contribute to an innovative project in a collaborative, transforming, and multicultural environment that values creativity, growth, and technology.

Position Overview

As a Senior Front-end Developer (React), you will play a key role in designing and building dynamic, high-performance user interfaces. You'll collaborate with cross-functional teams to translate design concepts into intuitive, scalable, and efficient web applications. Your work will help deliver cutting-edge digital experiences aligned with CI&T's vision of driving innovation and transformation through technology and AI.

Key Responsibilities

Develop and maintain front-end components using React.

Integrate external APIs to fetch data and perform key application actions.

Collaborate closely with designers to implement responsive and user-friendly interfaces.

Ensure the performance, quality, and responsiveness of applications.

Participate in code reviews and follow best practices for maintainable, high-quality code.

Write and maintain unit tests to ensure code reliability and stability.

Contribute to continuous improvement by sharing knowledge and supporting team collaboration.

Required Skills and Qualifications

Must-have Skills:

Proven experience as a React Developer.

Strong proficiency with JavaScript and

Experience with component libraries such as Material-UI, Ant Design, or similar.

Experience integrating and working with external APIs.

Familiarity with Git or other version control tools.

Proficiency in English (B2+) for communication and documentation.

Excellent problem-solving skills and attention to detail.

Nice-to-have Skills

Familiarity with state management libraries such as Redux or Context API.

Experience with TypeScript.

Understanding of responsive design principles.

Familiarity with CI/CD pipelines and automation tools.

Why Join CI&T

At CI&T, we believe in Collaboration, Innovation & Transformation — values that guide everything we do. Here, your ideas matter, and your code impacts real users around the world. Join us to work with passionate professionals, explore cutting-edge technologies, and be part of projects powered by Artificial Intelligence and human creativity. Let's build the future together.

Our benefits:

• Health and dental insurance
• Meal and food allowance
• Childcare assistance
• Extended paternity leave
• Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass;
• Profit Sharing and Results Participation (PLR);
• Life insurance
• Continuous learning platform (CI&T University);
• Discount club
• Free online platform dedicated to physical, mental, and overall well-being
• Pregnancy and responsible parenting course
• Partnerships with online learning platforms
• Language learning platform

And many more

More details about our benefits here:

At CI&T, inclusion starts at the first contact. If you are a person with a disability, it is important to present your assessment during the selection process. This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, don't worry: we can support you in obtaining it.

We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.