SAHELI HAZRA

Power BI Developer

https://talent.gravityer.com/saheli-hazra

Power BI Developer with 4+ years in Data Engineering & Analytics

Gravity Engineering Services Pvt Ltd - RIS

Key Strengths

Extensive hands-on experience in Power BI development, including advanced DAX, Power Query, and robust data modeling techniques (Star/Snowflake schemas).
Proficiency in designing and deploying complex, interactive dashboards and reports for various stakeholders (executive, operational, mobile views).
Strong understanding of data integration from diverse sources (Oracle, MySQL, Snowflake, SQL Server, Amazon Redshift, Excel, SharePoint) and ETL processes using Power Query.
Expertise in implementing data security (Row-Level Security) and performance optimization for large datasets.
Proven experience with version control (Azure DevOps Git) and CI/CD practices for Power BI reports, ensuring structured development and collaboration.

AI is analyzing your overall score…

Identifying your key strengths…

Evaluating your skill match against the job requirements…

Assessing your cultural and operational fit

About

Proficient Data Engineer and Power BI Developer with 4.1 years of hands-on experience in reporting, dashboarding, and insight analysis. Skilled in Power BI, SQL, Python, Azure Data Factory, and MS Fabric, with a strong analytical and problem-solving mindset. Proven ability to design and implement robust data models, create insightful dashboards, and perform data validation to ensure accuracy.

Top Skills

Power BIVersion ControlMysqlPinecone

Education

Presidency University

Master's in Mathematics · Mathematics

August 1, 2018 – June 30, 2021

Lady Brabourne College, Calcutta University

Bachelor's in Mathematics · Mathematics

August 1, 2015 – June 30, 2018

Experience

Gravity Engineering Services Pvt Ltd - RIS

Power BI Developer

January 1, 2026 – Present

India

Trendora

Power BI Developer (Contractual & Freelance Work)

December 1, 2022 – December 1, 2025

India

Acme Healthcare

Healthcare Analytics Dashboard

December 1, 2022 – December 1, 2025

India

ConnectCall Solutions

Call Center Performance Dashboard

December 1, 2022 – December 1, 2025

India

Indian Statistical Institute

RESEARCH EXPERIENCE

August 1, 2022 – December 1, 2025

Kolkata, West Bengal, India

NeenOpal Intelligent Solutions

Power BI Developer

October 1, 2021 – July 1, 2022

Bengaluru, Karnataka, India

Projects

Medical Chatbot with RAG (Retrieval-Augmented Generation)

May 20, 2026 – Present

Designed and deployed a medical chatbot using RAG pipelines to answer medical queries from medical dataset. Integrated LangChain with Pinecone for document retrieval and OpenAI LLM for answer generation.

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OTT Platform Analysis

May 20, 2026 – Present

Analyzed dataset over 3 OTT platforms Netflix, Hotstar, Amazon across all genre like action, adventure, drama etc. Crafted Power BI reports for IMDB score, ratings by using Power Query, Charts and DAX for calculations.

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Road Accident Analysis

May 20, 2026 – Present

Designed and deployed a Power BI dashboard for Road Accident Analysis, visualizing accident trends by location, time, vehicle type to support data-driven decision-making for road safety. Used Power Query Editor for data cleaning, DAX for measures & visualization with charts, cards, table & filter.

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Customer Churn Analysis

May 20, 2026 – Present

Developed an interactive Power BI dashboard for Customer Churn Analysis to track churn trends, identify high-risk customer segments, and analyze retention metrics. Integrated advanced DAX measures providing insights into churn drivers such as demographics, usage behavior, and service engagement to support data-driven retention strategies.

View Project

Key Strengths

Extensive hands-on experience in Power BI development, including advanced DAX, Power Query, and robust data modeling techniques (Star/Snowflake schemas).
Proficiency in designing and deploying complex, interactive dashboards and reports for various stakeholders (executive, operational, mobile views).
Strong understanding of data integration from diverse sources (Oracle, MySQL, Snowflake, SQL Server, Amazon Redshift, Excel, SharePoint) and ETL processes using Power Query.
Expertise in implementing data security (Row-Level Security) and performance optimization for large datasets.
Proven experience with version control (Azure DevOps Git) and CI/CD practices for Power BI reports, ensuring structured development and collaboration.

Cultural & Operational Fit

Cultural Fit Analysis

The candidate's diverse project experience across various industries (retail, healthcare, logistics, call center) and their involvement in requirement gathering and stakeholder presentations suggest adaptability and a client-focused mindset. Their continuous learning (e.g., MS Fabric, Dataflow Gen2) and research background indicate intellectual curiosity and a drive for innovation, which aligns well with a dynamic technical environment.

Soft Skills & Operational Fit

The candidate demonstrates strong analytical and problem-solving skills, a proactive approach, and a learning mindset. Their experience includes collaborating with cross-functional teams, gathering requirements from business users, and presenting insights, indicating excellent communication and teamwork abilities. The mention of version control and structured development practices suggests an organized and quality-focused approach to project delivery.