krishna Sai Senapathi
Data Analyst
About
Data Analyst with hands-on experience in SQL, Tableau, and Excel automation, delivering accurate reporting and actionable insights. Skilled in data validation, SLA/TAT compliance, and operational reporting with strong attention to accuracy and deadlines. Practical exposure to SQL (joins, CTEs, window functions, query optimization) through applied projects, while building proficiency in Python (Pandas, NumPy, Matplotlib, Seaborn) via case studies and certifications. Certified in Google Data Analytics (Coursera, 2025) with applied projects in SQL, Tableau, and Python. Experienced in creating dashboards, exploratory data analysis (EDA), and data visualization to derive insights from structured datasets.
Skills & Expertise (11)
Work Experience
Operations Associate (Data Validation & Reporting)
WNS Global Services
Mar 2024 - Present
Validated 1,100+ daily records with 99% accuracy using Excel automation, ensuring clean datasets for operational reporting. Built and leveraged Tableau dashboards to monitor KPIs and cross‑check data against historical records, improving reporting accuracy. Designed Excel Pivot Tables and automated workflows, reducing monthly verification time by 20%. Consolidated and backed up 2,000+ user records bi‑weekly, strengthening process control and data integrity. Analyzed error trends in validation checks, recommending process improvements that reduced duplicate records. Communicated corrections to clients (100+ records/day) with transparent reporting, supporting SLA/TAT compliance.
Education
Bachelor’s Degree in Mathematics, Electronics & Computer Science - M.V.R. Degree College
2017 - 2020 · Afghanistan
Certifications
Google Data Analytics Professional Certificate
Coursera · 2025
