BI, SQL, ETL, Datawarehouse Developer, Database Modeler

About me:
Data engineer, database modeler/developer, data warehouse designer, ETL developer, BI developer. Total job experience in industry – more than 25 years.

Skills:

• SQL: Senior level, 25 years
• Databases: Senior level, 25 years
• Database Modeling: Senior level, 15 years
• Data Warehouse: Senior level, 10 years
• OLAP: Middle level, 5 years
• ETL: Senior level, 10 years
• Oracle (SQL, PL/SQL, DBA): Senior level, 10 years
• MSSql: Middle level, 5 years
• PrestoDB, Hive: Middle level, 3 years
• Tableau: Senior level, 3 years
• Cognos BI: Middle level, 5 years
• SAS DI: Senior level, 5 years
• Jira, Asana, Redmine: Middle level, 5 years
• MS Visual Source Safe, StarTeam, CVS, Git: Middle level, 3 years
• Python, Apache Airflow, Apache Spark: Junior level, 1 year
• AWS: Junior level, 1 year

Experiences:

• Build information, analytical, corporate performance management systems in banks, enterprises, distributor companies.
• Skills in business application development, logical and physical database design, data warehouse and ETL design, OLAP cube design, corporate reporting, write complex SQL query against databases (Oracle, MSSQL Server, MySql, Presto DB, Hive), use procedural extensions of databases (Oracle PL/SQL, MSSQL T-SQL) for application development.
• Develop corporate reporting using Tableau, IBM Cognos.