About this role
Mid/Senior Frontend Developer at Sensor Tower. Location: Krakow or San Francisco or Los Angeles or New York City or London or Singapore or Beijing or Seoul or Tokyo or Vancouver or Poland or North America or Europe or Asia or Africa or South America. Role: architecting systems, mentoring engineers, delivering features Requirements: 4+ years engineering experience with JavaScript/TypeScript and React; ability to architect scalable frontend systems, design state management, write tests (Jest/Playwright), optimize web performance, mentor peers, and partner with product. Category: Software Development Seniority: Mid Level Tools: JavaScript, TypeScript, React, TanStack Query, React Router, Zustand, Redux, MobX, Next.js, Jest, Playwright, Highcharts, Ruby on Rails, Angular, ClickHouse, MongoDB, PostgreSQL, GitHub Commitment: Full Time Workplace: Remote Languages: English