PRETHEPA Senthilkumar
Chennai
Summary
Results-driven Data Analyst with 1.5 years of experience in FMCG data analysis, demonstrating strong expertise in SQL, Python, and data modeling. Proficient in building data pipelines, performing data transformations, and managing large-scale datasets to drive actionable insights. Currently enhancing skills in data engineering and cloud technologies (AWS) to design scalable and efficient data solutions. Eager to transition into a Data Engineer role to leverage analytical and technical capabilities for impactful contributions.
Overview
2
2
years of professional experience
Work History
Data Operations Analyst
NielsenIQ
Chennai, India
04.2022 - 11.2023
- Processed and analyzed large-scale FMCG datasets using Oracle SQL, ensuring data quality and reliability for downstream systems.
- Built and optimized SQL-based data pipelines for efficient data extraction, transformation, and aggregation.
- Performed data cleaning and preprocessing using Python (Pandas, NumPy) to prepare structured datasets for analytics and reporting.
- Developed Power BI dashboards and automated reporting solutions to deliver business insights.
- Generated Excel-based MIS reports to support data-driven decision-making.
- Worked with OGRDS for dataset standardization and publishing, enabling consistent data availability across teams.
- Collaborated with stakeholders and tracked workflows using JIRA, ensuring timely delivery within SLA targets.
Education
Bachelor of Science - Computer Science
PSGR Krishammal College for Women
Coimbatore01-2022
Skills
- Python
- SQL
- ETL Pipelines
- Data Transformation
- PySpark
- Oracle SQL
- RDBMS
- AWS S3
Awards
- I received NIQ NOC Star Award for improving process efficiency and supporting team productivity.
- Achieved recognition for maintaining high data quality and accuracy in deliverable.
Timeline
Data Operations Analyst
NielsenIQ
04.2022 - 11.2023
Bachelor of Science - Computer Science
PSGR Krishammal College for Women