Context
The internal platform brought together data from HR, payroll, recruitment, and performance-appraisal systems to create a consistent analytical foundation.
Role
I worked as a senior data engineer and technical leader on the lakehouse architecture and delivery.
Contributions
- Designed and built the lakehouse architecture.
- Built ETL processes to collect and transform data from multiple business systems.
- Built the Power BI reporting layer.
- Worked across PostgreSQL, MariaDB, MySQL, AWS, Python, Airflow, Spark, MinIO, and Trino.
Architecture focus
The platform separated data collection, transformation, query, and reporting concerns so that multiple internal systems could contribute to a shared and maintainable analytics environment.