Sql coder to troubleshoot code

I'm looking for a skilled SQL coder to help troubleshoot code issues I'm having with my SQL Server database. Primarily, I'm experiencing performance issues with the code, so I'm in need of immediate assistance. I require experience with SQL server, ideally, or with other DBMSs like MySQL, Oracle, etc. If you have a deep understanding of SQL, and a passion for performance optimization, this could be a great opportunity for you. Please get in touch with me if you think you can help!