Rakesh Perumalla
Hyderabad
Summary
Data Analyst with ~4 years of experience in Business Intelligence, specializing in Power BI, SQL, Python, and data analytics. Proven expertise in building end-to-end BI solutions, data pipelines, and ETL processes to support Learning & Development (L&D) and business decision-making.
Skilled in data modeling, dashboard development, and stakeholder collaboration, with a strong focus on data quality, governance, and actionable insights. Adept at working in agile environments and delivering scalable analytics solutions.
Overview
4
4
years of professional experience
4
4
Certifications
Work History
Data Analyst
Deloitte
Hyderabad, TG
11.2024 - Current
- Automated 23 mailboxes using Power Query, enhancing reporting efficiency and logic reuse.
- Delivered seven Power BI dashboards end-to-end, with five completed and two planned by April 15.
- Coordinated stakeholder requests, prioritizing needs for timely resolution of issues.
- Automated over 15 scheduled reports with Power Query, reducing manual effort and improving consistency.
- Ensured smooth reporting processes with zero escalations through diligent quality assurance and communication.
- Automated four scheduled reports using Python, decreasing repetitive manual tasks.
- Developed HCI dashboards, adapting to requirement changes and receiving positive stakeholder feedback.
- Automated six rosters for IC team utilizing Python to enhance operational efficiency.
Data Analyst
Cognizant
Hyderabad
05.2022 - 11.2024
- Transformed healthcare data into actionable dashboards and insights for business and operations teams.
- Utilized SQL to extract and integrate data from various systems for comprehensive reports and dashboards.
- Identified stakeholder needs and defined KPIs, reports, and dashboard requirements.
- Built interactive Power BI dashboards and forecasting views that improved sales forecast accuracy by 15%.
- Created clear Power BI visuals (bar/line/column charts, maps, slicers, KPI cards) to track performance and trends.
- Managed datasets and scheduled refresh so reports stayed updated.
- Helped drive measurable impact: 12.3% higher patient satisfaction and 7% lower readmissions through data-driven insights.
Education
Bachelor of Science - Electrical, Electronics And Communications Engineering
SRM University AP
Amaravati04-2022
Skills
Power BI Desktop and Service
- ETL and data pipelines
- Data modeling and validation
- Ad-hoc analysis and querying
- Data governance
- UI/UX principles
- Generative AI
- SQL (Oracle)
- Power Query
- Process automation
- Excel proficiency
- Functional requirements gathering
- Stakeholder management
- Access management
Strategic decision-making
- Agile methodology
- End-user training
- Continuous improvement
Certification
Microsoft Certified: Power BI Data Analyst Associate (PL-300).
Accomplishments
Spot Award — Recognized for outstanding performance and impact (October 2025).
Timeline
Data Analyst
Deloitte
11.2024 - Current
Data Analyst
Cognizant
05.2022 - 11.2024
Bachelor of Science - Electrical, Electronics And Communications Engineering
SRM University AP