
Varun Shaw
Data Analyst | Business Analytics | SQL | Power BI
Talent
KolkataMember since May 13, 2026
Root Cause Analysis (RCA)Taxonomy GovernanceSQL Joins
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Root Cause Analysis (RCA)Taxonomy GovernanceSQL Joins
About
Data & Analytics Specialist with 3+ years of experience delivering high-fidelity business insights. Expert in SQL (Joins, CTEs), Python (Pandas), and Power BI (DAX), with a proven track record of maintaining 98%+ data accuracy. Selected for internal QA/QC leadership to govern data integrity, mentor teams, and optimize operational ROI in high-SLA environments
Experience
Functional QA Lead / Project Associate at DataCore India Pvt. Ltd. (2023-03 – 2026-01)
- Quality Governance: Directed an internal QA team to maintain 98%+ accuracy standards, performing root cause analysis (RCA) to rectify classification errors across 200,000+ records.
- Taxonomy Governance: Governed complex logic for global accounts including Automotive (Team Detroit), Telecom (Zenith), Healthcare (Kaiser), Digital (Internet) and Radio ads
- Technical Mentorship: Spearheaded Shadow Training for new associates and served as a real-time technical SME on Microsoft Teams to resolve systemic knowledge gaps.
Process Executive at Cognizant (Kantar Media US) (2022-11 – 2023-02)
- Data Integrity: Validated high-volume US advertising datasets to ensure 100% adherence to quality standards and classification taxonomies.
- SLA Compliance: Managed multi-format data (Video, Digital, Radio) under tight deadlines while maintaining high analytical consistency.
Education
Bachelor of Business Administration in Marketing – MAKAUT (W.B.)
Skills
Data AnalystBusiness AnalyticsSQLPower BI


