Segun John Oni | Data Scientist || Data Analyst || Business Intelligence Analyst || SQL Developer || Data Engineer

Segun John Oni

Data Scientist || Data Analyst || Business Intelligence Analyst || SQL Developer || Data Engineer

Based in Lagos, Nigeria

About

As a data analyst and scientist, I am passionate about uncovering insights and driving meaningful change through data. With a background in UI/UX design, I bring a unique perspective to my work, combining analytical rigour with a keen eye for visual presentation. I am proficient in various technical skills, including Excel, Python, R, SQL, Power BI, and Tableau, and I have experience analyzing data, building models, and deriving insights. Through ongoing learning and active participation in the data science community, I am constantly expanding my knowledge and skills. My ultimate goal is to leverage data-driven insights to create positive change and drive innovation in the industry. With a commitment to the ethical and responsible use of data.

Skills

Projects

SQL - Parch&Posey

This project contains data about Parch and Posey, a fictional paper-selling company. The company has 50 sales reps across four regions in the United States. This database contains the tables stored in CSV file format.

Data Science Projects

These are a series of data science projects that highlight the data science workflow The set of projects in the entire project structure defines the workflow of a Data Scientist. The workflow is spelt out below.

TECHNOVATORS SLIDE DECK

This slide deck outlines a cloud-based solution by the TECHNOLVATORS team to integrate Nigeria's EMRs, enhancing healthcare data accessibility and interoperability. It presents team members, challenges, survey results, and a development roadmap for revolutionizing healthcare data management.

TEAM PROJECT VIDEO

This is a video of my groups pitch, with our slide deck and solution.

Experience

2019 - till date

Senior Data Analyst

I perform SQL queries, sorting and filtering data using SQL queries, and converting data types using SQL functions. Additionally, I utilize Python programming to manipulate and analyze data efficiently. I create dashboards using Power BI and Tableau, designing visually appealing and informative dashboards to present data insights. I utilize design thinking, applying design thinking principles to improve the effectiveness and usability of the dashboards. I clean data using Python packages, ensuring data quality and accuracy through data cleaning processes. I create data visualizations, developing compelling visual representations of data to communicate insights and support data-driven decision-making. I work with various data analysis tools such as Excel, Python, Power BI, Tableau, SQL

Education

2022

Applied Data Science Lab, WorldQuant University

I learnt the foundations of Data Science