Chikodi Obu

Kaggle Datasets Expert with advanced expertise in Database Design, Python Programming and SQL.

Global Bank Market Capitalization ETL Pipeline

This project implements an ETL pipeline to extract the largest banks by market capitalization from Wikipedia, transform the data by converting market capitalization into 50 different currencies and load the processed data into both a CSV file and an SQL database. The database allows managers from different countries to query market capitalization values in their local currencies.

Enterprise Database Schema Design for Business Operations & Financial Management

I designed a comprehensive enterprise database schema in PostgreSQL using pgAdmin 4, covering key business domains such as company information, industry classification, product segmentation, billing, subscriptions, warranty claims, and RMA processes. The schema includes robust entity relationships, foreign key constraints, and normalization techniques to ensure data integrity and efficiency. Key components include multi-level industry and product hierarchies, company branding and billing details, subscription and invoice management (integrated with Stripe).

Paw & Heart Animal Rescue Charity solution

Paw & Heart is an animal rescue charity that operates animal shelters and liaises with local families to foster animals in need. The organisation aims to use this app, developed with Microsoft Power Platform, to improve record-keeping on animals staying at their shelters and foster homes.

Car Listings Data Scraping from Jiji.ng

In this project, I used Python to collect data on cars for sale in Nigeria from Jiji.ng, one of the country’s leading online marketplaces. The dataset includes detailed features such as Make, Model, Year of Manufacture, Color, Price, Location, Trim, Drivetrain, Engine Size, Number of Cylinders, Horse Power, Interior Color, Seats, etc.

Coffee Shop Database Design

A New York based coffee shop chain is looking to expand nationally and as part of their expansion process, they want to streamline operations and revamp their data infrastructure. I designed their relational database system for improved operational efficiencies and to make it easier for their executives to make data driven decisions.

Real Estate Data Scraping from Nigeria Property Centre

This project involved scraping real estate data from Nigeria Property Centre, a leading property listing platform in Nigeria. The dataset includes critical property details such as Property Type, Number of Bedrooms, Bathrooms, Toilets, Parking Spaces, Total and Covered Area, Price, District, and State.