Prajakta Mahajan profile photo 1 on Tal

Prajakta Mahajan

Senior Power BI Developer | DAX & SQL | Data Modeling | Power Query | End-to-End BI Solutions

Mumbai Metropolitan Region

8+ years of work experience

LTIMindtree
Apr 20242 yrs 2 mosPresent

Mumbai

Leading end-to-end Power BI development and delivery, working directly with clients and stakeholders to build high-impact analytical solutions across the full BI lifecycle. • Developed and published 10+ interactive Power BI dashboards aligned with business KPIs, driving a 20% improvement in data-driven decision-making. • Designed and optimised data models using DAX and Power Query, reducing report latency by 40%. • Automated report scheduling and delivery, improving reporting efficiency by 40% and reducing manual workload. • Implemented Row-Level Security (RLS) and Object-Level Security (OLS) to control data access at granular levels. • Built composite models combining DirectQuery and Import modes to optimise performance and flexibility. • Managed end-to-end Deployment Pipelines across Dev, Test, and Prod environments. • Created context-aware DAX expressions using CALCULATE, FILTER, and ALLSELECTED for accurate, interaction-driven insights. • Integrated Power BI with SQL Server, Excel, SharePoint, and cloud-based data sources. • Conducted 10+ technical interviews and onboarding sessions for Power BI developers. • Mentored junior developers and led training sessions to strengthen team capabilities.
Accenture in India
Nov 20212 yrs 5 mosMar 2024

Mumbai

• Developed and delivered 8+ Power BI dashboards aligned with client KPIs, improving visibility into business performance across teams. • Optimised report performance using Performance Analyzer, reducing dashboard load times by up to 30% across client deployments. • Managed Premium Workspaces and published Power BI Apps, streamlining curated dashboard access for 50+ business users • Queried and transformed backend data using SQL, reducing data preparation time by 20% and improving model accuracy. • Resolved critical Power BI issues - refresh failures, gateway errors, data inconsistencies - ensuring consistent, on-time report delivery. • Conducted client training sessions on Power BI features, driving self-service analytics adoption across business units. • Built foundational Azure integrations using Azure Active Directory and Azure Data Factory to support data orchestration workflows.
MResult
Oct 20192 yrs 1 moOct 2021

Mumbai, Maharashtra, India

Adomita Technologies Pvt. Ltd.
Nov 20181 yrOct 2019

Mumbai, Maharashtra, India

Equifax
Aug 20184 mosNov 2018

Mumbai

Education

Bachelor’s Degree, Information Technology

B.N.Bandodkar college of science

20112 yrs2013
Imarticus learning

Base SAS, Advanced SAS

Imarticus learning

20162016

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Headline

Senior Power BI Developer | DAX & SQL | Data Modeling | Power Query | End-to-End BI Solutions

About

Expert Power BI Developer with 11 years of total experience and 7+ years of specialisation in building end-to-end analytical solutions. Highly proficient in DAX for complex business logic and SQL for efficient data extraction and manipulation. My work goes beyond building reports. I focus on designing scalable data models, automating report pipelines, and delivering dashboards that stakeholders actually rely on — across publishing, scheduling, and end-to-end lifecycle management. What I bring to every engagement: End-to-end Power BI ownership — from data extraction to published dashboard Complex DAX and SQL for business-critical calculations Power Query for efficient data transformation and automation Strong focus on data accuracy, model performance, and report reliability Certified Microsoft Power BI Data Analyst Associate and SAS Base Programmer — with a track record of delivering solutions that are built to last, not just built to ship. Currently expanding my skills into Azure Databricks and Python to stay ahead of the evolving data landscape.

Location

Mumbai Metropolitan Region

Work experience

Specialist - Power BI at LTIMindtree, Apr 2024 - Present · 2 yrs 2 mos, Mumbai, Leading end-to-end Power BI development and delivery, working directly with clients and stakeholders to build high-impact analytical solutions across the full BI lifecycle. • Developed and published 10+ interactive Power BI dashboards aligned with business KPIs, driving a 20% improvement in data-driven decision-making. • Designed and optimised data models using DAX and Power Query, reducing report latency by 40%. • Automated report scheduling and delivery, improving reporting efficiency by 40% and reducing manual workload. • Implemented Row-Level Security (RLS) and Object-Level Security (OLS) to control data access at granular levels. • Built composite models combining DirectQuery and Import modes to optimise performance and flexibility. • Managed end-to-end Deployment Pipelines across Dev, Test, and Prod environments. • Created context-aware DAX expressions using CALCULATE, FILTER, and ALLSELECTED for accurate, interaction-driven insights. • Integrated Power BI with SQL Server, Excel, SharePoint, and cloud-based data sources. • Conducted 10+ technical interviews and onboarding sessions for Power BI developers. • Mentored junior developers and led training sessions to strengthen team capabilities.

Senior Power BI developer at Accenture in India, Nov 2021 - Mar 2024 · 2 yrs 5 mos, Mumbai, • Developed and delivered 8+ Power BI dashboards aligned with client KPIs, improving visibility into business performance across teams. • Optimised report performance using Performance Analyzer, reducing dashboard load times by up to 30% across client deployments. • Managed Premium Workspaces and published Power BI Apps, streamlining curated dashboard access for 50+ business users • Queried and transformed backend data using SQL, reducing data preparation time by 20% and improving model accuracy. • Resolved critical Power BI issues - refresh failures, gateway errors, data inconsistencies - ensuring consistent, on-time report delivery. • Conducted client training sessions on Power BI features, driving self-service analytics adoption across business units. • Built foundational Azure integrations using Azure Active Directory and Azure Data Factory to support data orchestration workflows.

Power BI developer at MResult, Oct 2019 - Oct 2021 · 2 yrs 1 mo, Mumbai, Maharashtra, India

BI Developer at Adomita Technologies Pvt. Ltd., Nov 2018 - Oct 2019 · 1 yr, Mumbai, Maharashtra, India

Data Analyst at Equifax, Aug 2018 - Nov 2018 · 4 mos, Mumbai

Education

Bachelor’s Degree, Information Technology, B.N.Bandodkar college of science

Base SAS, Advanced SAS, Imarticus learning