Data Analyst · Kaduna, Nigeria

Hi, I'm Caleb Akannoh

Data Analyst

Data Analyst uncovering patterns and insights in your dataset — turning raw spreadsheets and databases into dashboards and decisions people actually trust.

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Caleb Akannoh

About

Hi, I'm Caleb Akannoh

I'm a Computer Science graduate from Kaduna State University with a passion for data analytics and solving real-world problems with data.

I enjoy taking raw, messy data and turning it into something meaningful — uncovering patterns, finding insights, and using those insights to support better decisions. For me, data isn't just about numbers; it's about understanding the story behind them.

My work and interests span data analysis, machine learning, natural language processing, and Python-based solutions. I'm particularly interested in exploring how data and modern technologies can be used to solve practical problems and create useful, impactful solutions.

I'm also a strong believer in learning by building. I'm constantly experimenting with new tools, working on projects, strengthening my technical skills, and sharing what I learn along the way.

What I'm working toward

I'm building my career at the intersection of data, technology, and problem-solving — continuously improving my ability to turn complex information into clear, actionable insights. Whether I'm analyzing a dataset, training a machine learning model, or learning a new technology, I'm driven by one question:

"What can we learn from the data, and what can we do with it?"

Welcome to my portfolio. Take a look around and explore some of the things I've been building.

Let's talk about your data

Toolkit

What I build with.

Microsoft Excel

Modeling, pivot tables, cleanup at scale

SQL

Joins, window functions, query tuning

Power BI

DAX measures, live report design

Tableau

Interactive, stakeholder-ready dashboards

Python

pandas, NumPy for analysis & scripting

Data Visualization

Turning numbers into a clear story

Selected work

A few recent projects.

All projects

Uncovering Patterns in Consumer Complaints at Cumulus Financial

A look at 75,513 consumer complaints (2011–2020) — mapping resolution-quality gaps, product-level dispute rates and where "closed without relief" cases were quietly driving escalation.

Excel Data Cleaning Reporting
Medium Article

Unlocking Insights: Insight Mark Marketing Campaign Analysis

SQL and Power BI on 57,502 customer records — sizing high-value segments, comparing campaign profitability, and ranking channels by engagement for a company relying too heavily on discounts.

SQL Power BI
Medium Article

The Hidden Patterns in Healthcare: A Deep Dive into DC Meridian General Hospital

SQL and Excel on 8,000 patients across 80K records — surfacing a 7.8% readmission rate, a $165M total claim cost with a $88M insurance gap, and the diagnoses and departments driving cancellations.

SQL Excel
Medium Article

Get in touch

Have a dataset that needs a good look?

Open to data analyst roles, freelance dashboards, and anyone who wants a second opinion on what their numbers are actually saying.

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Direct Contact

Availability

Open to data analyst roles, freelance dashboards, and new collaborations.

Available now