Chirag Jain

CJ

Looking for a job

Chirag Jain

@chiragjain6

Data Analyst at HCLTech who analyzed 50,000+ records and automated data preparation, cutting its time by 35%.

At HCLTech, I automated data cleaning, transformation, and exploratory analysis workflows with Python, Pandas, and NumPy, reducing manual preparation time by 35%. I also analyzed more than 50,000 relational records with SQL and built interactive Power BI KPI dashboards.

In my projects, I analyzed customer churn across more than 10,000 records and created a Power BI mobile sales dashboard covering 3,835 transactions. I use tools including MySQL, SQLite, DAX, Power Query, and Excel to explore data and create reports.

Experience

Work history, roles, and key accomplishments

HC

Data Analyst Intern

Automated data cleaning, transformation, and EDA workflows using Python, Pandas, and NumPy, reducing manual preparation time by 35%. Queried 50,000+ records with SQL and MySQL, and designed interactive Power BI dashboards to track KPIs and drive decision-making.

Python Pandas NumPy SQL MySQL Power BI DAX Power Query Data Modeling Excel Pivot Tables Look Up Functions Data Cleaning data transformation EDA KPI Reporting Trend Analysis

Education

Degrees, certifications, and relevant coursework

MU

Medi-Caps University

Bachelor of Technology, Computer Science Engineering

Grade: 7.04/10.0

Pursued Bachelor of Technology in Computer Science Engineering, achieving a CGPA of 7.04 out of 10.0.

HC

HCLTech

Data Analyst Certification, Data Analytics

Completed a 240-hour Data Analyst Certification Program, covering SQL, Python, Power BI, and Excel.

GA

Great Learning Academy

Data Visualization with Power BI, Data Visualization

Completed a certification in Data Visualization with Power BI.

GA

Great Learning Academy

Python for Data Science, Data Science

Completed a certification in Python for Data Science.

GA

Great Learning Academy

Data Analysis Using Excel, Data Analysis

Completed a certification in Data Analysis Using Excel.

Tech stack

Software and tools used professionally

NumPy

Pandas

MySQL

SQLite

Python

Microsoft Excel

SQL

Seaborn

Matplotlib

Power BI

Availability

Looking for a job

Location

India

Authorized to work in

Portfolio

github.com/geekchirag07/Churn-Analysis-and-Customer-Intelligence

Salary expectations

395k+ INR

Social media

Job categories

Skills

Data Analysis SQL Python Power BI Data Cleaning data transformation Exploratory Data Analysis Data Visualization KPI Reporting Data Modeling Trend Analysis Churn Analysis Feature Engineering ETL MySQL

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