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Welcome to My Portfolio!

I’m a final-year Computer Science student passionate about solving data problems using Python, SQL, and Power BI. 📈

I’ve built several end-to-end projects and aspire to work in data analytics and AI.🔍

Rajeev kumar

About Me

I’m a Computer Science (Data Science) undergraduate from NIET, with a strong passion for uncovering insights from data to solve real-world problems.

My journey began with a curiosity for numbers and patterns, which evolved into hands-on experience through academic projects and self-driven learning.

I’ve successfully completed several data analysis projects that reflect my analytical thinking, technical skills, and commitment to continuous growth.

I enjoy transforming raw data into actionable insights. Explore my portfolio to see how I solve complex data challenges with practical, results-oriented solutions.

Skills & Technologies

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Programming Languages

Python
SQL
Java
📊

Data Visualization

Power BI
Tableau
Matplotlib / Seaborn
🗄️

Databases & Tools

MySQL
MongoDB
🧠

Analytics & ML

Machine Learning
Statistical Analysis
Data Mining
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Business Tools

Advanced Excel
Google Analytics
☁️

Cloud & Other

AWS S3
Git / GitHub
Kubernetes

Featured Projects

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Sales Data Analysis
Domain: FMCG | Functions: Sales & Finance

Comprehensive analysis of the Atliq Hardware Sales , focusing on market penetration, growth opportunities, and competitive landscape for strategic decision-making.

Key Achievements:

  • Identify high and low-performing cities based on profit margin
  • Track revenue and profit changes from 2017 to 2020
  • View revenue and profit contribution by market
  • Analyze revenue and profitability by customer.
Power BI Excel Power Query MySQL
🤖
RockyBot – Research Tool
AI-powered News Insight Engine

Built an interactive news research assistant using Google Gemini and Streamlit. RockyBot allows users to extract, analyze, and query multiple news articles intelligently using LLM-driven question-answering.

Key Features:

  • Multi-article processing and content extraction via scraping and LangChain loaders
  • Semantic search using vector embeddings (FAISS)
  • Natural language Q&A with contextual memory and random prompts
  • Visual metrics dashboard and quick insights with chat history
Streamlit LangChain Google Gemini API FAISS BeautifulSoup Plotly
💳
Credit Card Analysis
Banking • Customer Analytics

Comprehensive analysis of customer spending behavior and demographics to guide credit card product development and marketing strategies for a leading bank.

Key Findings:

  • Credit cards are the preferred payment method for customers
  • Major spending in bills, groceries, electronics, and health
  • Male and married customers show highest spending patterns
  • 25-45 age group represents the primary target demographic
Power BI SQL Python Excel
🐍
Hospitality Data Analysis
Python • Hotel Industry

In-depth Python analysis of hotel performance data to identify revenue optimization opportunities and develop data-driven strategies for competitive advantage.

Project Highlights:

  • Comprehensive data cleaning and transformation processes
  • Advanced statistical analysis and visualization
  • Revenue optimization and occupancy rate analysis
  • Customer segmentation and behavior insights
Python Pandas Matplotlib Seaborn Jupyter

Let's Connect!

I'm always excited to discuss data projects and opportunities