Sr Staff Software Engineer - Experimentation

Coupang, a leading South Korean e-commerce company, is seeking a Sr Staff Software Engineer to join their Experimentation team. This role offers an exciting opportunity to work on a centralized platform that supports all domain teams in implementing and running experiments through a feature flags platform. The position combines the innovative culture of a startup with the resources of a large global public company.

The role focuses on building and maintaining critical experimentation infrastructure that enables teams across Coupang to make data-driven decisions. You'll be responsible for developing user-friendly web applications for test creation and results analysis, providing SDKs for experiment instrumentation, and implementing sophisticated metric calculation engines. This position requires expertise in distributed systems, cloud technologies, and A/B testing methodologies.

The compensation is highly competitive, ranging from $159,000 to $324,000 based on location, along with comprehensive benefits including medical/dental/vision insurance, 401(k) matching, FSA/HSA options, and generous PTO. You'll be working from the Mountain View office, contributing to Coupang's mission of building the future of commerce.

This role is perfect for experienced engineers who are passionate about building scalable platforms, have strong technical expertise in distributed systems, and want to make a significant impact on how a major e-commerce company makes product decisions through experimentation. The position offers excellent growth opportunities and the chance to work with cutting-edge technologies while solving complex technical challenges.