I work with SQL databases. My profed expierences are SQL Server database developing and services SSRS, SSIS.
My main activities were supporting and modifying existing systems changing or creating DB objects, ad-hoc queries and SP.
I use were also SSRS report developer and modify SSIS packages from SQL Server 2008 to 2016 version last year .
Previous activites were Oracle PL/SQL and queries developing, also in parallel to Oracle activty short time I were working with MySQL and SQLite.

Now I am Microsoft certified database expert 70-761, 70-762, 70-764 and 70-767.
I'm preparing for AZ-900 (50-60%) and 70-768 (30-40%) at the moment.