We are looking for an experienced Senior .NET Developer with a strong background in MS SQL to join our team remotely. The successful candidate will be an expert in .NET (4.8) and have expertise in .NET Core (v7). You will be working on a project that involves developing and maintaining large databases with millions of records, using tools to perform performance analysis for MS SQL server installations. You will be responsible for writing, adjusting, debugging, profiling, and optimizing stored procedures. Additionally, you will be expected to troubleshoot message issues from API to API, using tools like Postman to send POST/GET requests to debug communication issues.