Sr. React Developer Requirements: ●English Advanced (B2 / C1) ● 5+ years of experience in a hands-on software engineering role in frontend web development. ● Strong expertise in the following: HTML, CSS, JavaScript, and Typescript. ● Experience with modern web technologies such as React, Preact, GraphQL, Angular, Next, Vue or Meteor. ● Exposure to architectural patterns of a large, high-scale web application ● Awareness of cross-browser compatibility issues and client-side performance