Software Engineer (React.Js)

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

Resumo da oferta

A leading tech firm in São Paulo is looking for a Software Engineer to develop scalable front-end applications using React.js. The ideal candidate has 5-7 years of experience and strong skills in modern JavaScript and TypeScript. Responsibilities include collaborating on API integrations and optimizing application performance. The candidate should also be familiar with front-end best practices and tools such as Jest and Next.js. A Bachelor's degree in Computer Science or Engineering is required.

Qualificações

• 5-7 years of professional experience in front-end software development.
• 3-5+ years of hands-on experience with React.js.
• Familiarity with RESTful APIs or GraphQL integrations.

Responsabilidades

• Develop and maintain scalable front-end applications using React.js.
• Collaborate with backend engineers to integrate APIs.
• Participate in code reviews and architecture discussions.

Conhecimentos

React.js

JavaScript (ES6+)

TypeScript

HTML5

CSS3

Git

Formação académica

Bachelor’s degree in Computer Science or Engineering

Ferramentas

React Testing Library

Next.js

Jest

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.