Diva Sahu

Data Analyst with 3+ years of experience in SQL-based data analysis, SLA monitoring, KPI reporting, and performance analytics. Proficient in advanced SQL (joins, aggregations, window functions), Turnaround Time (TAT) analysis, and Power BI dashboard development. Experienced in working with AWS RDS-hosted Oracle databases to deliver scalable, cloud-based reporting solutions and actionable business insights.

Associate – Data And Reporting Analyst (SOS Analytics System) - Cognizant - Bengaluru, Karnataka

(2022-03)

• Extracted and analyzed operational data from AWS RDS-hosted Oracle databases using advanced SQL.
• Performed Turnaround Time (TAT) analysis to evaluate SLA compliance and identify breach trends.
• Developed complex SQL queries using JOINs, GROUP BY, CASE statements, ROW_NUMBER(), RANK(), and LAG() for dealer-wise and month-over-month performance analysis.
• Improved SLA compliance by ~8–10% through data-driven root cause analysis.
• Resolved inefficient problem-solving by implementing solutions for critical user stories, enhancing productivity.
• Retrieved and optimized user dealer data from compartment registers using SQL queries and Exploratory Data Analysis (EDA).
• Designed interactive Power BI dashboards to monitor SLA %, breach ratio, and performance trends.

Java Backend Developer (Early Project Exposure) - Cognizant

(2022-03 - 2022-10)

• Optimized SQL queries to improve database performance and retrieval efficiency.
• Developed REST APIs and supported backend data operations.

B.Tech - Computer Science And Engineering - NIST UNIVERSITY (2018 - 2022)