Position: Senior Software Engineer
Category: Data Engineer
English level: upper
Years of experience: 11

Last was Microsoft Certified: Azure Data Engineer Associate
Project: DWH
Usage: Airflow, Postgre, Snowflake, Looker, Fivetran, Docker, Python, SnowSQL
Description: Big DWH for integration from different sources, ETL tool is Airflow (python). As part of the project migration from Postgre to Snowflake was implemented. BI tool is Looker.

Project: ecommerce (OLTP)
Usage: Oracle, MySQL, MariaDB, Azure SQL, a lot of monitoring tools
Description: Performance improvements, script/jobs developing, some of DBA tasks, a few data processing approaches implementation, support

Project: Marketing tool
Usage: Azure SQL Server, Azure Data Studio, Profiler
Description: Performance review and improvements, code review and support

Project: ecommerce (OLTP + OLAP)
Usage: MS SQL Server, SSIS
Description: Extending and modification of current application logic, new features developing, additional integration developing. 

Project: DWH
Usage: Oracle, OWB
Description: Developing existing solution DWH for bank, modification of existing code + developing new one, monitoring of production DB and support ETL proccessing, leading a small support team + testers, some DBA tasks

A few more, but lets discuss it if required later on. A lot of knowledge except mentioned was obtained by courses, practical education, etc.