Merdhati Niharika
Data Engineer | AWS | PySpark | Airflow | dbt | Snowflake | Automating Scalable Data Pipelines for Finance & Healthcare
- Role
- Data Engineer at Capital One
- Location
- Newark, DE, US
- LinkedIn followers
- 500 followers
About Merdhati Niharika
I’m a Data Engineer with over 3 years of experience transforming raw data into actionable…
Experience
Data Engineer
Jan 2025 — Present · US
Built 25 data pipelines using PySpark, Airflow, and AWS services, reducing batch processing time by 40% and improving dashboard availability before 6 a.m. for credit analytics teams. • Rewrote dbt models for financial data sources, decreasing transformation errors by 55% and improving data reliability for risk monitoring across three regulatory business units. • Automated schema validation using Lambda and Athena, eliminating 100+ manual review hours each quarter and improving consistency across ingestion pipelines. • Designed GitHub Actions CI/CD workflows, reducing failed deployments by 90% and enforcing version control across staging and production pipeline configurations. • Integrated Amundsen for lineage tracking on 60+ datasets, enabling faster compliance audits and reducing engineering involvement in SOX documentation requests by 45%. • Partnered with data stewards to apply table-level access control, reducing unauthorized access requests by 35% and supporting internal data governance standards.
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