Mousumi Ghosh

Data Analyst

Kolkata, India 3+ yrs exp 87 · Excellent

About

Early-career Data Analyst with hands-on internship and project experience in SQL, Power BI, Excel, and Python. Skilled in data extraction, cleaning, and transformation using SQL, and building interactive dashboards to generate actionable insights. Strong foundation in data handling and database management supported by 3.5 years of backend development experience. Proficient in exploratory data analysis and data visualization using Pandas, NumPy, and Matplotlib. Able to translate data into meaningful insights and support business decision-making. Eager to contribute analytical skills and grow in a data-driven environment.

Skills & Expertise (31)

Attention to Detail Advanced

8.0/10

3.5

Years Exp

Problem Solving Advanced

8.0/10

3.5

Years Exp

Analytical mindset Advanced

8.0/10

3.5

Years Exp

Power BI Intermediate

7.5/10

3.5

Years Exp

Excel Intermediate

7.5/10

3.5

Years Exp

SQL Intermediate

7.5/10

3.5

Years Exp

Dashboard Development Intermediate

7.5/10

3.5

Years Exp

Exploratory data analysis Intermediate

7.4/10

3.5

Years Exp

Python Intermediate

7.0/10

3.5

Years Exp

Pandas Intermediate

7.0/10

3.5

Years Exp

Cross-Functional Collaboration Intermediate

7.0/10

3.5

Years Exp

KPI Reporting Intermediate

7.0/10

3.5

Years Exp

Joins Intermediate

7.0/10

3.5

Years Exp

Data Cleaning Intermediate

7.0/10

3.5

Years Exp

MySql Intermediate

7.0/10

3.5

Years Exp

Pivot Tables Intermediate

7.0/10

3.5

Years Exp

Data Modeling Intermediate

6.5/10

3.5

Years Exp

Postgresql Intermediate

6.5/10

3.5

Years Exp

Power Query Intermediate

6.5/10

3.5

Years Exp

Data Transformation Intermediate

6.5/10

3.5

Years Exp

Tableau Intermediate

6.5/10

3.5

Years Exp

Aggregate Functions Intermediate

6.5/10

3.5

Years Exp

NumPy Intermediate

6.5/10

3.5

Years Exp

Calculated Fields Intermediate

6.0/10

3.5

Years Exp

XLOOKUP Intermediate

6.0/10

3.5

Years Exp

DAX Intermediate

6.0/10

3.5

Years Exp

Query Optimization Intermediate

6.0/10

3.5

Years Exp

MySQL WorkBench Intermediate

6.0/10

3.5

Years Exp

Revenue Analysis Intermediate

6.0/10

3.5

Years Exp

Matplotlib Intermediate

6.0/10

3.5

Years Exp

ETL Processes Intermediate

6.0/10

3.5

Years Exp

Work Experience

Data Analyst Intern

TechMaa Org

Oct 2025 - Jan 2026

Analyzed complex real-time business datasets to extract actionable insights supporting data-driven decision-making across ecommerce operations. Performed end-to-end data pipeline work: data cleaning, exploratory data analysis (EDA), and statistical interpretation using Python, SQL, Power BI, and Excel. Designed and deployed interactive dashboards tracking KPIs, enabling cross-functional stakeholders to monitor performance and identify growth opportunities.

PHP Laravel Developer

CodeGama LLP

Jul 2023 - Nov 2024

Optimized complex SQL queries and improved database performance, reducing retrieval times and supporting scalable data management across business operations. Built and maintained data-driven web applications, ensuring reliable data pipelines that fed analytical reporting and business decision-making.

PHP Laravel Developer

Zersys Technologies Pvt Ltd

Jun 2022 - Apr 2023

Streamlined SQL query execution, reducing query run-time by 20% and enabling faster analytical reporting across teams. Developed scalable backend systems and REST APIs, improving overall system performance by 20% and supporting robust data workflows.

PHP Developer (Full Stack)

Parnets Digital Advertisements Pvt Ltd

Jul 2021 - Jun 2022

Developed and maintained MySQL databases, writing structured queries to support website data requirements and reinforcing core SQL and data manipulation skills. Built responsive websites using Core PHP, MySQL, HTML, CSS, and Bootstrap; gathered business requirements and delivered structured data-driven UI solutions. Collaborated cross-functionally with stakeholders to translate requirements into reliable data outputs, strengthening communication and delivery skills.