Senior Frontend Engineer

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Frontend Engineer based in the United States. As a Senior Frontend Engineer, you will help build and evolve engaging, reliable web experiences for a platform serving millions of daily users. You will work primarily with React, TypeScript, JavaScript, and Node.js while contributing to scalable, service-oriented, and event-driven systems. Partnering closely with product, UX, and engineering colleagues, you will shape new features and integrate them into an evolving product architecture. You will play an important role in frontend performance, accessibility, automated testing, and overall application reliability. The engineering culture emphasizes collaboration through remote pairing sessions, shared problem-solving, and continuous technical improvement. This is an opportunity to influence products at significant scale while contributing to a distributed team that values ownership, learning, and innovation.