Data Engineer / Full Stack Developer
Mariner Innovations
May 2023 - Dec 2024 (1 year 8 months)
Designed and developed ETL pipelines using SSIS to load data from multiple source systems into SQL Server and Snowflake. Built data transformation logic, including cleansing, normalization, aggregation, and incremental loads. Performed advanced SQL data analysis to identify trends, anomalies, and reporting discrepancies. Developed complex stored procedures, views, functions, and optimized long-running queries. Wrote Python scripts for data extraction, preprocessing, and automating validation checks. Assisted in migrating structured datasets into Snowflake cloud data warehouse. Designed and maintained dimensional data models, including fact and dimension tables. Contributed to SSAS cube development, including measures, calculated members, an