Software Engineer (React.Js)

International Digital Partners; Itaquaquecetuba; Presencial; BRL 120.000 - 160.000; Tempo integral

Resumo da oferta

A leading digital solutions company is looking for a Software Engineer (React.js) based in São Paulo, Brazil. This role involves developing scalable front-end applications, maintaining high standards of code, and collaborating closely with backend teams. The ideal candidate will have a Bachelor's degree in Computer Science, 5-7 years of experience in front-end development, and strong skills in React.js, JavaScript, and TypeScript. Knowledge of design systems and CI/CD workflows is preferred for optimizing performance and ensuring quality code delivery.

Qualificações

• 5-7 years of professional experience in front-end software development.
• 3-5+ years of hands-on experience with React.js and modern React ecosystem.
• Strong proficiency in JavaScript (ES6+) and TypeScript.

Responsabilidades

• Develop and maintain scalable front-end applications using React.js.
• Implement reusable UI components and design systems.
• Collaborate with backend engineers to integrate APIs.

Conhecimentos

React.js

JavaScript (ES6+)

TypeScript

HTML5

CSS3

RESTful APIs

Version control (Git)

Formação académica

Bachelor’s degree in Computer Science or Engineering

Ferramentas

Next.js

Jest

React Testing Library

Cypress

Descrição da oferta de emprego

Software Engineer (React.js)

Key Responsibilities

• Develop and maintain scalable front-end applications using React.js and related technologies.
• Implement reusable UI components and design systems that align with brand and accessibility standards.
• Collaborate with backend engineers to integrate APIs and data models.
• Write clean, maintainable, and testable JavaScript / TypeScript code.
• Optimize application performance and ensure responsive, cross-browser compatibility.
• Participate in code reviews, architecture discussions, and technical planning sessions.
• Stay current with emerging front-end trends, frameworks, and best practices.

Required Qualifications

• Bachelor’s degree in Computer Science, Engineering, or equivalent experience.
• 5-7 years of professional experience in front-end software development.
• 3-5+ years of hands-on experience with React.js and the modern React ecosystem (Hooks, Context API, etc.).
• Strong proficiency in JavaScript (ES6+) and TypeScript.
• Experience with HTML5, CSS3, and CSS frameworks (e.g., Tailwind CSS, Styled Components, or Sass).
• Familiarity with RESTful APIs or GraphQL integrations.
• Version control experience using Git and CI / CD workflows.

Preferred Qualifications

• Experience with Next.js, Redux Toolkit, or other state management libraries.
• Understanding of front-end testing (Jest, React Testing Library, Cypress).
• Knowledge of performance optimization and accessibility (WCAG) best practices.
• Experience working with design systems or component libraries (e.g., MUI, Chakra UI, shadcn / ui).
• Familiarity with backend technologies (Node.js, Express, or serverless architectures).
• Prior experience in an Agile / Scrum environment.