Bijjam Vinod
Data Analyst
Bangalore
Summary
Results-driven Data Analyst with over 3+ years of experience in SQL, Tableau, and Power BI, specializing in the development of interactive dashboards that deliver actionable business insights. Expertise in crafting complex SQL queries, including JOINs, aggregations, and window functions, while collaborating effectively with stakeholders to gather requirements and ensure data accuracy through rigorous quality checks. Successfully automated reporting workflows, leading to operational efficiency improvements of up to 80%. Committed to leveraging analytical skills to drive data-informed decision-making and enhance business performance.
Overview
3
3
years of professional experience
2
2
Certificates
3
3
Languages
Work History
Data Analyst
Tata Consultancy Services
09.2022 - 10.2025
- Technologies: SQL, Python, Excel, Power BI, Tableau, Data Cleaning, Data Analysis, Data Visualization, ETL, Reporting, Dashboards, KPI Tracking, Statistical Analysis, Data Validation
- Designed interactive Power BI & Tableau dashboards to analyse business KPIs, enabling faster data-driven decision-making
- Automated manual reporting workflows using Excel Macros & Power Query, improving operational efficiency by 80%
- Developed optimized SQL queries for data extraction, transformation, and analysis, ensuring accurate and timely reporting
- Integrated data from multiple sources (Azure, Snowflake, SharePoint, SQL), enabling centralized and scalable data analysis
- Built Power Apps solutions to streamline business processes, reducing manual effort by 30%
- Automated end-to-end workflows using Power Automate, reducing repetitive tasks and errors by 40%
- Produced monthly reports using advanced Excel spreadsheet functions.
- Improved decision-making processes with accurate data analysis and visualization techniques.
Education
Bachelor of Engineering - Mechanical Engineering
Saveetha School of Engineering
Chennai03-2021
Skills
Experienced in SQL and Python libraries
Experience with MySQL databases
Skilled in creating visual data reports
Data preparation and exploration
SQL data analysis
Data quality assurance
Data integrity management
Data architecture development
Tableau dashboard development
Statistical evaluation
Technical analysis
Time management
Certification
Tableau Certification – Scaler Academy (2026)
Timeline
Data Analyst
Tata Consultancy Services
09.2022 - 10.2025
Bachelor of Engineering - Mechanical Engineering
Saveetha School of Engineering
Personal Information
Total Experience: around 3 years