During April 2026, David worked on the stripe/stripe-node repository, focusing on stabilizing API endpoint usage by enforcing a consistent API base address throughout the SDK. He removed the ability to override the API host on a per-request basis, ensuring all requests use a single, verifiable base URL. This change, implemented using Node.js and TypeScript, addressed potential misrouting and improved the security and maintainability of the codebase. By centralizing API endpoint configuration, David reduced the risk of configuration drift and simplified debugging and monitoring for Stripe customers, demonstrating a thoughtful approach to API development and operational reliability.