• Optimized order, subscription, and billing APIs for e-commerce website that affects millions of users

• Resolved critical billing issues as a member of the on-call team using Datadog monitoring and implemented unit test coverage and logging to reduce billing related complaints by over 35%

• Automated order refunds and replacements by utilizing Google Cloud Task queues to enable bulk actions for concurrent database changes, resulting in a 4-hour weekly reduction in engineering workload

• Collaborated with a team of engineers to redesign the relational database for flexible billing cadences, using percentage-based deployment via A/B testing to increase customer orders by 10-14%

• Assisted cross-functional teams in creating a B2B transaction feature by constructing relational database schemas and parsing user info for storage in Google Cloud, boosting customer conversion rates

• Enhanced data retrieval for SMS and email marketing campaigns by integrating Braze’s connected content feature with Python and FastAPI, leading to a 23% increase in customer engagement