Leena Kewlani
Gurgaon
Summary
Data Engineering Professional with 12+ years of Experience Developing Scalable ETL Pipelines and Data Processing Solutions across Banking and Telecom Domains. Strong in SQL, data modeling, validation, and workflow optimization, with a proven ability to translate complex requirements into clear, actionable solutions. Recognized for analytical strength, cross-functional collaboration, and innovative problem-solving.
Overview
12
12
years of professional experience
3
3
Certifications
Work History
Technical Lead
Natwest
Gurgaon
09.2018 - Current
Domain - Core Banking
- Designed and enhanced data transformation workflows supporting core banking operations.
- Created a centralized data repository for the bank's statements processing, improving accessibility and efficiency.
- Implemented Data Validation Rules and Reconciliation Checks to improve data quality.
- Resolved concurrency-scaling issues in the Bank’s Core Transaction Engine through improved locking strategies, significantly boosting throughput and data-processing consistency with high business visibility.
- Created design documentation and data mappings in collaboration with Business, QA, and Operations for seamless delivery.
Sr. Software Engineer
Genpact Headstrong
Gurgaon
07.2017 - 09.2018
Domain - Capital Markets
- Developed and maintained Data Transformation Workflows for Capital Market's Customer.
- Applied validation and transformation logic across large data sets.
- Optimized workflows and resolved operational defects.
Software Engineer
Tech Mahindra
02.2016 - 06.2017
Domain - Telecom
- Supported ETL and Batch Data Workflows for Telecom Operations.
- Performed data mapping, validation, and defect resolution.
- Worked closely with business and QA teams to ensure accurate data delivery.
Software Engineer
Syntel
12.2013 - 12.2015
Domain - Banking and Financial Services
- Supported Ingestion and Distribution Workflows for Financial Systems.
- Performed Validation, Transformation, Reconciliation, and Exception Handling.
- Ensured accurate and timely delivery of financial datasets.
Skills
- Service Management - ServiceNow
- Analytics - SAS, Excel Advanced Functions
- DataBases - DB2, Oracle
- Data Utilities - DFSORT, ICETOOL, AWS Glue Data Catalog, AWS Athena, AWS Lambda (Exposure)
- Orchestration - CA7, AWS Step Functions (Exposure)
- Developer Tools - Debugging & data inspection: Eclipse, Visual Studio Code, Notepad
- Version control - Endevor, Changeman
- Testing / QA - HP ALM (Quality Center), JIRA, SoapUI
- Monitoring - CA SYSVIEW, SDSF
- Documentation / Collaboration - Confluence, SharePoint, Microsoft Teams, Excel/Sheets reporting
Certification
Aws Data Engineer DAE-C01 (Pursuing)
Timeline
Technical Lead
Natwest
09.2018 - Current
Sr. Software Engineer
Genpact Headstrong
07.2017 - 09.2018
Software Engineer
Tech Mahindra
02.2016 - 06.2017
Software Engineer
Syntel
12.2013 - 12.2015