Hi, I'm
Kamal Nayan Tiwary

Data Analyst

Passionate about transforming raw data into meaningful Insights that drive Business Decisions.
I specialize in Data Analysis, Visualization, and Storytelling using tools like Python, SQL, Excel, and Power BI.

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Get to Know Who I Am

ABOUT ME

Data Analyst

Hi there! I'm Kamal, a B.Tech (CSE) student at NSHM College of Engineering & Technology, specializing in Data Analytics. I focus on Python, SQL, Excel, and Power BI, combined with strong knowledge of Statistics and Data Visualization, to turn raw data into actionable business insights.

II'm a passionate Data Analyst. My journey in tech began with a curiosity about uncovering patterns hidden in data, which led me to dive deep into SQL, BI tools, Python, Statistics, and Excel to transform raw data into actionable insights.

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Skills

Programming & Data Handling
Python Logo Python
Pandas Logo Pandas
NumPy Logo NumPy
SQL
Excel
Data Visualization
Power BI
Matplotlib & Seaborn
Statistics & Analysis
Statistical Analysis
Exploratory Data Analysis (EDA)
Data Interpretation
Tools
VS Code Logo VS Code
Git
GitHub
Languages
English Hindi

Projects

A selection of my most recent and impactful work, showcasing my expertise in web development, design, and problem-solving.

Bank-Loan-Report-Dashboard

An interactive Bank Loan Report Dashboard built in Power BI using data extracted with SQL queries. The dashboard tracks overall loan portfolio performance through key lending KPIs, MTD vs PMTD trends, Good vs Bad Loan split, and loan status analysis. It consists of three sections: Summary Dashboard (portfolio KPIs and loan quality), Overview Dashboard (monthly trends, state, loan term, purpose, and borrower profile), and Details Dashboard (loan-level drilldown with filters). The dashboard provides insights into portfolio health, borrower risk, and repayment trends to support data-driven credit strategies.
Key KPIs: Total Applications (38.6K), Funded Amount (₹435.8M), Amount Received (₹473.1M), Avg. Interest Rate (12.0%), Avg. DTI (13.3%).
Designed to help banks monitor performance, detect risks early, and improve lending decisions.

SQL, Power BI, DAX, Power Query, Data Modeling, Data Visualization

Olympic Games Performance Dashboard

An interactive Olympic Games Performance Dashboard built in Power BI using data prepared and analyzed with Python and Excel. The dashboard monitors overall athlete and country performance through key KPIs, medal trends, gender and age distribution, sport-wise participation, and top-performing countries & athletes. It consists of three main sections: Country Performance (KPIs, year-wise trends, top 10 countries, medal comparison), Athlete Analysis (Gender & age distribution, sports participation trends), and Medal Insights (Medal type breakdown, top-performing athletes, country contributions). The dashboard provides deep insights. to support data-driven decisions in sports analytics.
Key KPIs: Total Athletes, Total Medals, Total Gold Medals, Gender Distribution, Age Distribution.

Python, Excel, Power BI, Data Visualization, Interactive Dashboards, KPI Reporting.

Pizza-Sales-Analysis-Dashboard

An interactive Pizza Sales Dashboard built in Power BI using data extracted with SQL queries. The dashboard monitors overall business performance through key sales KPIs, daily & monthly order trends, category and size-wise revenue, and top vs. bottom performing pizzas. It consists of two main sections: Home Tab (KPIs, trends, busiest days/months, sales distribution by category & size) and Best/Worst Sellers Tab (Top & Bottom 5 pizzas by Revenue, Quantity, and Orders). The dashboard provides deep insights into customer demand patterns, product performance, and sales contribution by pizza type and size to support data-driven decision-making.
Key KPIs: Total Revenue (817.86K), Avg Order Value (38.31), Total Pizzas Sold (49,574), Total Orders (21,350), Avg Pizzas per Order (2.32)

SQL, Power BI, Data Modeling, Power Query, DAX, Data Visualization.

Road-Accident-Analysis Dashboard

An interactive Road Accident Analysis Dashboard built in Power BI to provide a detailed view of accident patterns and casualty trends across the UK. Data was cleaned and transformed in Power Query, while KPIs and calculated measures were created using DAX to deliver deeper insights into accident behavior over time. The dashboard is designed to support transport authorities, policymakers, and safety regulators in identifying high-risk zones, improving road safety measures, & understanding how factors like vehicle type, weather, & road infrastructure contribute to accidents.
Key KPIs: Total Casualties, Fatal/Serious/Slight Casualties, Vehicle-Type Wise Casualties, Monthly Trends (CY vs PY), Urban-Rural Split, Road Type Analysis, Light Condition Impacts, and Accident Hotspot Mapping.

Power BI, Power Query, DAX, Data Modeling, Data Visualization

Mobile-Sales-Analytics-Dashboard

An interactive Mobile Sales Analytics Dashboard built in Power BI to analyze sales performance, customer behavior, and product trends across different brands, models, and cities. Data cleaning and transformation were performed in Power Query, while calculated measures and KPIs were built using DAX to highlight key insights such as seasonal sales behavior, brand comparisons, and customer sentiment. The dashboard supports decision-making for sales strategy, promotional campaigns, and inventory planning by revealing both high-growth opportunities and weak areas in the business.
Key KPIs: Total Sales, Quantity Sold, Transactions, Avg. Sales per Transaction, Payment Method Share, Brand Ranking, Model Ranking, Customer Ratings, Seasonal Sales Trends, Regional Performance

Power BI, Power Query, DAX, Data Modeling, Data Visualization

Amazon-Products-Sales-Analysis-Dashboard

An interactive Amazon Products Sales Analysis Dashboard built in Power BI to track product performance, category contribution, and customer engagement at YTD and QTD levels. Using Power Query for data preparation and DAX for KPIs, it highlights sales growth, profitability, and customer behavior. Visuals such as slicers, drill-throughs, and ranking charts make it easy to explore sales by product, category, and timeline, helping managers identify high-growth opportunities and low-performing areas.
Key KPIs: YTD Sales, QTD Sales, Products Sold, Customer Reviews & Ratings, Top Categories, Top Products, Monthly & Weekly Trends, Category Contribution

Power BI, Power Query, DAX, Data Modeling, Data Visualization

PulseMart-Sales-Dashboard

An interactive Market Pulse Analysis Dashboard built in Microsoft Power BI to analyze sales, profit, and customer behavior across products, categories, and regions. Using data modeling, DAX, and advanced visuals, it tracks total revenue, profit margins, sales quantity, monthly profit trends, regional contributions, and payment preferences. The dashboard helps managers identify sales patterns, optimize product strategy, and make informed decisions to improve profitability and market share.
Key KPIs: Total Sales (438K), Profit (37K), Quantity Sold (5,615), Profit by Category, Order Trends, Regional Sales Distribution, Payment Mode Contribution

Power BI, DAX, Data Modeling, Data Cleaning, Interactive Dashboards, Data Visualization

Trip-Analysis-Dashboard

An interactive Trip Analysis Dashboard built in Power BI to analyze trip performance, passenger behavior, and operational efficiency across locations and time periods. The dashboard tracks total revenue, passenger volume, trip minutes, distance covered, and payment methods to reveal travel patterns and service utilization. Built using Power Query for data preparation and DAX for KPIs, it helps managers identify peak demand, optimize scheduling, allocate resources effectively, and improve customer satisfaction.
Key KPIs: Total Revenue, Total Passengers, Trip Minutes, Distance Covered, Payment Mode Share, Location Performance, Peak Demand Trends, Passenger Engagement

Power BI, Power Query, DAX, Data Modeling, Data Visualization, Interactive Dashboards

Sales-Insights-Dashboard

An interactive Sales Insights Dashboard built in Microsoft Excel using pivot tables, slicers, and charts to monitor business performance across regions, product categories, and cities. The dashboard highlights total sales, profit margins, monthly revenue trends, and delivery status while also analyzing online vs. offline channels and payment mode distribution. It provides a clear view of top-performing products and regional contributions to support data-driven decision-making.
Key KPIs: Total Sales (34.32M), Total Profit (0.80M), Regional Sales %, Payment Mode Share, Delivery Status

Microsoft Excel, Pivot Tables, Slicers, Charts, Data Cleaning

Experience

2022 - Present

Bachelor of Computer Science & Engineering

NSHM Knowledge Campus

Final year

2020 - 2021

Higher Secondary School

Imperial School of Learning

Grade: First Class Distinction

Get In Touch

Have a project in mind or want to collaborate? Feel free to reach out using the form below or through my social media channels.

Contact Information

Phone No.

+91 9153702141

Location

Ballia, Uttar Pradesh
India

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