During April 2025, this developer enhanced the SkillsFundingAgency/das-apim-endpoints repository by refactoring the GetCourseProviderQueryHandler to improve performance when fetching course provider details. Leveraging C# and .NET, they applied asynchronous programming techniques, specifically using Task.WhenAll, to execute multiple API calls in parallel. This approach reduced overall fetch times and improved the responsiveness of user-facing pages, directly addressing latency and scalability for high-traffic requests. The work focused on targeted refactoring and performance profiling, aligning with business goals for faster API responses. No bugs were fixed during this period, as efforts centered on feature delivery and measurable throughput improvements.