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Power BI Developer with 5+ years in Power BI, DAX & ETL
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Passionate Power BI Developer with 4+ years of experience delivering data-driven solutions across sales, healthcare, and insurance domains. Skilled in Power BI Desktop, Power BI Service, DAX, SQL, and Power Query (M Language), with expertise in building interactive dashboards, KPI-driven reports, ETL workflows, and automated data pipelines.
Anand Institute of Higher Technology
Bachelor of Engineering · Mechanical
August 1, 2015 – June 30, 2019
Walmart Global Tech
Senior Associate - Data and Analytics (Senior Resolutions Coordinator)
November 1, 2023 – Present
Chennai, Tamil Nadu, India
HCL Technologies
Associate Business Intelligence (Customer service representative)
September 1, 2022 – July 1, 2023
Chennai, Tamil Nadu, India
ACSAAS IT
BI Developer
September 1, 2021 – July 1, 2022
Chennai, Tamil Nadu, India
ACSAAS IT
Process Associate Trainee (Data Analytics Support – AIG Project)
July 1, 2020 – August 1, 2021
Chennai, Tamil Nadu, India
Retail Sales Performance Analytics
December 1, 2023 – June 1, 2026
Designed and deployed advanced Power BI dashboards with DAX measures, improving sales forecasting accuracy by 18% and reducing manual reporting by 25+ hours/month. Built and optimized data models and KPI-based dashboards, achieving 12% faster report load times. Extracted, transformed, and validated over 1.2M+ records monthly from SQL Server and flat files using Power Query, SQL for data preprocessing and cleansing. Implemented Row Level Security (RLS) for region wise access, enabling 20+ sales managers to view performance insights securely. Automated ETL processes, data refresh schedules, and gateway configurations, reducing manual effort by 40%.
Durable Medical Equipment (DME) Utilization & Performance Analytics
September 1, 2022 – July 1, 2023
Gathered client requirements and developed interactive, KPI-driven Power BI dashboards, increasing active usage among managers by 20% and improving data driven decision making. Extracted, transformed, and validated healthcare and equipment data from SQL Server and flat files using Power Query (M Language) and ETL workflows, ensuring 95% data accuracy. Applied DAX measures, data modeling best practices, and Row Level Security (RLS) to deliver secure, interactive reports for multiple user roles. Generated trend analysis and equipment utilization insights using Power BI, supporting more informed operational decisions.
Insurance Claims & Risk Analytics
July 1, 2020 – July 1, 2022
Assisted Power BI developers and business users in creating and troubleshooting dashboards and reports, gaining practical experience in report design. Supported data modeling and DAX calculations, helping build interactive visualizations under senior guidance. Helped troubleshoot data connection issues, refresh failures, and transformation errors in Power BI, ensuring smooth report operation. Managed data refresh schedules and source connections in Power BI Service, learning ETL and automation processes. Applied Power Query (M Language) for data transformation and integration from multiple sources.
Cultural Fit Analysis
The candidate has worked in diverse environments (Walmart Global Tech, HCL Technologies, ACSAAS IT) and across different industries (retail, healthcare, insurance), indicating adaptability. The progression from Process Associate Trainee to Senior Associate suggests a growth mindset and ability to take on increasing responsibilities. The projects demonstrate a clear alignment with the target role of Power BI Developer, focusing on core BI skills and problem-solving.
Soft Skills & Operational Fit
The candidate's project descriptions indicate a focus on delivering data-driven solutions and improving business outcomes, suggesting a results-oriented approach. Experience in gathering client requirements and assisting business users points to good communication and collaboration skills. The automation of ETL processes and data refresh schedules highlights an operational efficiency mindset.