During June 2025, this developer delivered a Payment Initiation V2 API endpoint for the DEFRA/epr-payment-frontend repository, introducing conditional routing based on requestor type and updating DTOs and configurations to support new functionality. They applied C# and ASP.NET Core to implement comprehensive unit tests for the V2 payment facade, ensuring robust versioning and maintainability. In DEFRA/epr-frontend-accountmanagement-microservice, they improved error handling by adding a null check for organisation data, preventing InvalidOperationExceptions and enhancing data integrity. Their work demonstrated strong backend development skills, effective use of dependency injection, and a focus on safer deployments and technical debt reduction.