Developed ETL pipelines using Python and Spark for ingestion, cleaning, and transformation of data from APIs and internal systems. Automated data workflows with Airflow, ensuring reliable and monitored executions. Implemented data quality validations (types, nulls, duplicates, ranges) to ensure integrity and consistency. Modeled and stored data in optimized formats (Parquet, Delta Lake) for analytics and reporting. Collaborated in the migration of processes to Databricks and cloud-based environments.

Managed, cleaned, and validated commercial databases using SQL. Automated data loading and control processes, reducing billing errors by 15%. Integrated data from commercial and customer service systems. Built operational and executive dashboards and KPIs using Power BI.

Processed and analyzed billing, medical coverage, and service data. Normalized and reconciled financial information to improve operational efficiency.

Managed technical incidents in WIMAX networks, analyzing patterns to reduce response times. Used internal databases to identify recurring failures and propose improvements. Provided technical support for operating system configurations.