We are looking for a highly skilled Staff Engineer to join our Payments Performance team.

This team is focused on optimizing payment performance across multiple dimensions: improving conversion rates, maximizing take rate, and keeping fraud and operational costs under control while ensuring compliance.

As a Staff Engineer, you will play a key role in designing and evolving the systems that power critical areas such as payment routing, fraud prevention, and anomaly detection. This includes building and scaling systems that intelligently decide which processors handle each transaction, developing real‑time fraud decisioning tools based on data and machine learning models, and enabling proactive detection of anomalies across business and operational metrics.

You will work closely with cross‑functional teams to design robust, scalable, and high‑performance systems, ensuring they meet both current and future needs. Your expertise in system design and architectu...