Devendra Ahirwal

Data Analyst with 3+ years of experience delivering end-to-end analytics using Power BI, SQL, Python, and Excel across CRM, sales,

marketing, operations, supply chain, and e-commerce domains. Skilled in building star-schema models, automated dashboards, and ETL pipelines to streamline reporting and accelerate decision making. Expertise in DAX, Power Query (M), cohort and segmentation analysis,

data quality, and stakeholder storytelling to deliver executive-ready insights.

ata Analyst

Delta India March 2023 - Current, Pune, India

• Gathered and translated business requirements across 5+ departments into 50+ data-driven user stories, reducing requirement-gathering time by 15% through standardized templates.
• Led end-to-end analytics development including data ingestion, transformation, modeling, DAX measures, and dashboards in Power BI.
• Built and maintained governed ETL pipelines using Power Query, enabling automated refresh, data lineage tracking, and error handling.
• Designed star schema data models and standardized KPIs, improving consistency in reporting and time intelligence calculations.
• Developed and automated Power BI dashboards, saving 6–10 hours weekly and supporting 30+ business users.
• Improved data quality by 20–30% through validation checks, governed datasets, and standardized metric definitions.

Bachelor of Science

Rani Durgavati University • Jabalpur, India • 2019

Diploma in Information Technology

Kamptee Polytechnic(M.S.B.T. E) • Kamptee, India • 2016

CERTIFICATIONS

Data Science Masters

PW Skills

Career Essentials in Data Analysis

Microsoft and LinkedIn