Raviteja UPPU
Hyderabad
Summary
Accomplished Power BI Developer and Data Analyst at Cognizant Technology, I excel in designing and optimizing data-driven solutions that enhance decision-making and operational efficiency. Leveraging skills in data visualization, ETL, and Power BI, alongside excellent communication, I improved reporting processes by 30%. My adeptness in interfacing design and stakeholder collaboration ensures actionable insights align with business goals.
Overview
6
6
years of professional experience
1
1
Certification
Work History
Power BI Developer | Data Analyst & Data Engineer
Cognizant Technology
Hyderabad
02.2022 - 02.2024
- Designed and developed interactive Power BI dashboards and reports, providing actionable insights to stakeholders
- Developed interactive Power BI dashboards that improved data-driven decision-making across multiple departments
- Designed and optimized data models and DAX calculations for efficient reporting
- Created DAX measures and calculated columns to optimize data models and improve report performance
- Extracted, transformed, and loaded (ETL) data from SQL databases, APIs, and cloud platforms
- Built ETL pipelines using SQL, Python, and Azure Data Factory to ingest, transform, and load data from multiple sources
- Optimized Power BI data models (Star & Snowflake Schema) for performance and scalability
- Integrated data from SQL Server, Azure Synapse, other data warehouses for analytics and reporting
- Implemented row-level security (RLS) and access controls to maintain data security
- Automated data refresh schedules using Power BI Service and optimized incremental refresh strategies
- Integrated Power BI with Azure services (Data Factory, Synapse) for large-scale data processing
- Worked closely with business stakeholders to gather requirements and ensure alignment with business goals
Data Analyst | Power BI Developer
Cognizant Technology
Hyderabad
07.2019 - 01.2022
- Designed, developed, and maintained interactive Power BI dashboards to provide actionable insights for business decision-making
- Collected, cleansed, and analyzed large datasets from multiple sources, ensuring data accuracy and integrity
- Created DAX (Data Analysis Expressions) measures and calculated columns to optimize reports and enhance performance
- Developed ETL pipelines using Power Query and SQL to extract, transform, and load data into Power BI models
- Automated reporting processes, reducing manual efforts by 30% and improving efficiency
- Collaborated with cross-functional teams to understand business needs and translate them into data-driven solutions
- Implemented role-based security (RLS) in Power BI to ensure appropriate data access control
- Optimized Power BI data models for performance, reducing report loading time by 40%
- Provided training to end-users and stakeholders on Power BI dashboard usage and best practices
- Integrated Power BI with various data sources such as SQL Server, Excel, Azure, and SharePoint
Intern | Power BI & Data Analytics
Cognizant
Chennai
08.2018 - 07.2019
- Developed interactive dashboards and reports in Power BI, providing actionable insights for business decision-making
- Extracted, transformed, and loaded (ETL) data from multiple sources using Power Query and SQL for analysis
- Designed DAX measures and calculated columns to improve data visualization and performance
- Conducted data cleaning, preprocessing, and transformation to ensure accuracy and consistency in reporting
- Collaborated with cross-functional teams to analyze business requirements and provide data-driven solutions
- Optimized existing Power BI reports, reducing load time and improving efficiency
- Assisted in automating data workflows and reporting processes to improve operational efficiency
- Gained experience in data modeling, relationships, and KPI tracking for business intelligence projects
Education
Masters - Computer Science
University of eastlondon
London01.2025
Bachelor of Technology - Computer Science
Srm institution of science and technology
Chennai05.2019
Skills
- Data Visualization
- Data analysis
- Interface design and implementation
- Excellent communication
- SDLC compliance
- Problem-solving
- Adaptability
- Design and development
- Power BI
- Tableau
- Data Modeling
- DAX
- ETL
- Data Engineering
- Power Query
- SQL
- SSIS
- Azure Data Factory
- Databases
- Cloud
- SQL Server
- MySQL
- PostgreSQL
- Azure
- AWS
- Programming
- Python
- R
- Version Control
- Git
- DevOps
- Other Tools
- Excel
- Power Automate
- SharePoint
- JIRA
- Database management
Certification
- AZ-204 Microsoft certified Azure Developer Associate
- Implementing Microsoft Azure Infrastructure Solutions Certified
Languages
Telugu
First Language
English
Advanced (C1)
C1
Hindi
Intermediate (B1)
B1
Timeline
Power BI Developer | Data Analyst & Data Engineer
Cognizant Technology
02.2022 - 02.2024
Data Analyst | Power BI Developer
Cognizant Technology
07.2019 - 01.2022
Intern | Power BI & Data Analytics
Cognizant
08.2018 - 07.2019
Masters - Computer Science
University of eastlondon
Bachelor of Technology - Computer Science
Srm institution of science and technology
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