Responsibilities :

- Developing new user-facing features using React.js .

- Building reusable components and front-end libraries for future use.

- Translating designs and wireframes into high-quality code.

- Optimizing components for maximum performance across a vast array of web-capable devices and browsers.

- Developing compact SDKs for client integration.

Requirements :

- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.

- Thorough understanding of React.js and its core principles.

- Familiarity with RESTful APIs.

- Knowledge of modern authorization mechanisms, such as JSON Web Token.

- Familiarity with modern front-end build pipelines and tools.

- Experience with common front-end development tools such as Babel, Webpack, Yarn, etc.

- Ability to understand business requirements and translate them into technical requirements.

- A knack for benchmarking and optimization.