CI&T · Brazil
Skills: React, TypeScript, HTML/CSS, Redux, Webpack, Java, CI/CD, Testing, Accessibility, Figma
At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions.
With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy.
We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day.
We’re looking for a Senior Frontend Developer to join a CI&T squad working on a financial services client. You’ll help move an established Java-based web application onto a modern React frontend: analysing legacy pages, turning them into a well-structured component library, and building fast, accessible user interfaces. You’ll work closely with backend developers, UX/UI designers, QA and the Product Owner.
What you’ll do - Build and maintain responsive, accessible user interfaces with React and TypeScript - Analyse legacy server-rendered pages and break them down into reusable React components - Grow and maintain a shared component library based on shadcn/ui - Connect the frontend to backend REST APIs: handle loading, error and empty states consistently - Write unit and component tests with Vitest/Jest and React Testing Library - Join refinement sessions: break features into tasks, estimate them and point out UX or technical risks - Review pull requests and help keep frontend standards, performance and documentation in good shape - Work with designers to turn designs into pixel-accurate, consistent interfaces
What you need (must-have) - Around 5 years of professional frontend experience, with at least 3 years in React (hooks, context, composition patterns) - Strong TypeScript, HTML5 and modern CSS skills - Hands-on experience with Vite: project setup, environment configuration and build optimisation - Experience with shadcn/ui and the tools be …truncat…
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