Lalitha N
Data Engineer | Specializing in Big Data | ETL | Cloud | proficient in Python | SQL | AWS | Agile Methodologies | Azure | GCP | Open to Opportunities |
- Role
- Senior Data Engineer at Simmons Bank
- Location
- Dallas, TX, US
- LinkedIn followers
- 500 followers
About Lalitha N
Senior Data Engineer with 10+ years of experience in Big Data, Cloud, and ETL…
Experience
Senior Data Engineer
Jul 2023 — Present · AR, US
As a Senior Data Engineer at simmons bank, led the migration of 500+ tables from on-premises Hadoop to GCP BigQuery and architected an Enterprise Data Movement (EDM) Framework for automated ELT processes via Cloud Composer. Migrated diverse data sources (RDBMS, flat files, copybooks) to GCS and BigQuery while ensuring data security through masking and encryption. Optimized Tidal jobs, improved Cloud Composer reliability, and migrated 200+ workflows from InfoWorks to EDM, saving $4M annually. Leveraged Apache Spark for data transformation, validated data accuracy with Collibra, and developed automation tools boosting team productivity by 20%. Led Teradata-to-GCP migration, established data governance frameworks, and trained offshore teams.
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