Backend for a meeting room booking system for a corporate client (under NDA).

• Built the booking logic: searching for free rooms, creating, editing and cancelling bookings, and checking time slots so two bookings can't overlap.
• Wrote and optimized SQL Server stored procedures for bookings and availability, including query tuning and indexing.
• Stored application files in Azure Blob Storage.
• Used Azure Application Insights to watch performance, logs and exceptions and to track down production issues.

Stack: C#, ASP.NET Core, SQL Server, Azure Blob Storage, Azure Application Insights, N-layer architecture.

Planning Poker web app built from scratch, so the team could estimate tasks together.

• Wrote the backend in C# and ASP.NET Core Web API with an N-layer architecture.
• Built REST endpoints for sessions, tasks, voting, participants and estimation history.
• Set up the data access layer with Entity Framework Core (Fluent API) and SQL Server.
• Added task import from an external project management tool through the Plane API.
• Documented the API in Swagger and covered it with unit and integration tests.
• Took part in sprint planning, code reviews and team meetings.

Stack: C#, ASP.NET Core Web API, Entity Framework Core, SQL Server, Plane API, Swagger, xUnit/NUnit.