React.js Frontend Engineer

Valiant Technologies LLC; Chicago (IL); Presencial; USD 90.000 - 140.000; Tempo integral

Resumo da vaga

Valiant Technologies LLC is seeking a skilled frontend engineer to develop responsive, accessible web applications using React.js. You will build reusable components, implement modern UI patterns, and collaborate with cross-functional teams to deliver high-quality software.

The role focuses on SPA development, state management with hooks, and integration with backend services. Proficiency with modern tooling and testing is expected, with opportunities to contribute to architecture and frontend

Qualificações

• Develop responsive and user-friendly web applications using React.js.
• Build reusable components and frontend libraries for future use.
• Develop SPAs using React.js.

Responsabilidades

• Develop responsive and user-friendly web applications using React.js.
• Build reusable components and frontend libraries for future use.
• Develop SPAs using React.js.
• Work with React Hooks such as useState, useEffect, useContext, and useMemo.
• Integrate RESTful APIs and backend services.
• Develop responsive UI layouts using HTML5, CSS3, Bootstrap, and Material UI.
• Optimize application performance and improve page loading speed.
• Debug and resolve UI and application-related issues.
• Collaborate with UI/UX designers, backend developers, and QA teams.
• Participate in code reviews and follow coding standards.
• Implement authentication and authorization using JWT and OAuth.
• Write unit tests using Jest and React Testing Library.
• Use Git for version control and collaborate through Agile/Scrum methodologies.
• React Concepts: Components, Props, State, Hooks, Lifecycle Methods.
• UI Frameworks: Bootstrap, Material UI, Tailwind CSS.
• Routing: React Router.
• Testing: Jest, React Testing Library.
• Build Tools: Webpack, Vite, npm.
• Version Control: Git, GitHub, Bitbucket.
• Development Tools: VS Code, Chrome DevTools.

Conhecimentos

React.js

React Hooks

RESTful APIs

Unit tests

Git

Agile/Scrum

UI/UX collaboration

Ferramentas

Webpack

Vite

NPM

Bootstrap

Material UI

Tailwind CSS

React Router

Jest

Descrição da vaga

Valiant Technologies LLC is seeking a skilled frontend engineer to develop responsive, accessible web applications using React.js. You will build reusable components, implement modern UI patterns, and collaborate with cross-functional teams to deliver high-quality software.

The role focuses on SPA development, state management with hooks, and integration with backend services. Proficiency with modern tooling and testing is expected, with opportunities to contribute to architecture and frontend