Charan Sai Kumar Kolli

I'm excited to be here today. With a degree in MBA, I've developed strong analytical skills and a passion for data analysis. Over the past 1 year, I've worked as a Data Analyst, primarily focusing on data visualization, SQL development, and business intelligence. My expertise includes SQL Server, Power BI, and data modeling."


"In my previous role at ABC Corporation, I worked on a project to analyze customer purchasing behavior. The goal was to identify trends and preferences, informing marketing strategies.


"My responsibilities included:


•⁠ ⁠Data extraction from SQL Server
•⁠ ⁠Data visualization using Power BI
•⁠ ⁠Data modeling and normalization
•⁠ ⁠Stakeholder communication


"Some challenges I faced included:


•⁠ ⁠Handling large datasets
•⁠ ⁠Ensuring data quality and accuracy
•⁠ ⁠Meeting tight deadlines


"To overcome these challenges, I:


•⁠ ⁠Optimized SQL queries for faster data retrieval
•⁠ ⁠Implemented data validation checks
•⁠ ⁠Collaborated closely with Stakeholders


"Two significant challenges I faced were:


1.⁠ ⁠Data quality issues due to inconsistent formatting.


Resolution: I developed a data cleaning script using SQL and implemented data validation checks.


1.⁠ ⁠Performance issues with Power BI reports.


Resolution: I optimized data models, reduced data redundancy, and leveraged Power BI's built-in performance optimization features."


Your Roles and Responsibilities

"As a Data Analyst at ABC Corporation, my primary responsibilities included:


•⁠ ⁠Data extraction and analysis
•⁠ ⁠Data visualization and reporting
•⁠ ⁠Stakeholder communication and presentation
•⁠ ⁠Data modeling and normalization


"I worked closely with cross-functional teams to ensure data-driven insights informed business decisions."