Pallavi Hunagund
Data Quality Analyst
About
Results-driven Data Quality Analyst with 2+ years of experience at Cognizant Technology Solutions, specializing in large-scale data validation, quality assurance, and geospatial data verification for Google Mapping datasets. Proven ability to detect, investigate, and resolve data anomalies to maintain high data integrity standards. Proficient in SQL, Python, and Power BI with hands-on experience in ETL processes and MIS reporting. AWS Certified with a strong foundation in cloud data environments. Now transitioning into IT industry roles focused on data quality, analytics, and operations.
Skills & Expertise (19)
Work Experience
Data Quality & Operations Analyst
Cognizant Technology Solutions
Mar 2024 - Apr 2026
Performed end-to-end data quality validation for Google Mapping datasets covering 1M+ records, identifying and resolving anomalies in business attributes, route information, and geospatial coordinates. Designed and executed systematic data quality checks using SQL queries (joins, aggregations, subqueries) to ensure data consistency, completeness, and accuracy across large-scale datasets. Conducted geospatial data verification and correction — validating location accuracy, route data, and business attribute integrity using internal QA tools and defined quality metrics. Developed Python-based automation scripts for data validation and synthetic dataset generation, improving data preparation efficiency by approximately 40%. Created MIS reporting dashboards using Excel (pivot tables, VLOOKUP, dynamic charts) and Power BI to track data quality KPIs, pipeline trends, and process performance. Collaborated with cross-functional teams to investigate root causes of data discrepancies, document findings, and implement corrective actions ensuring timely delivery of high-volume data tasks. Maintained detailed data quality documentation, SOPs, and audit logs to ensure compliance with internal data governance standards.
Education
B.E. in Civil Engineering - KLE Technology University
2019 - 2023 · Afghanistan
Certifications
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Skills (19)
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