Senior BI Developer

Required Skills:

Client is looking for a BI developer who possesses the following skills: data warehouse design and development, Spark ETL/ELT development, Airflow DAG development, and data mapping and analytics. 

Desired Skills: 

• Languages:
- Python including PySpark
- T-SQL / SQL
• Apache Spark, Apache Airflow, and related technologies • Microsoft SQL Server
• Cloud Technologies such as Azure and AWS 

Responsibilities and Duties: 

Develop ETL and ELT processes using various data sources including from/to SQL and Oracle databases and Apache Spark Data Lake and Delta Lake
Develop and maintain Python code (PySpark) for Apache Spark data lake and Delta Lake management and queries