HARRISON GOGO ISAAC

HARRISON GOGO ISAAC

AI/ML Engineer | Data Scientist
Abuja, NG.

About

AI/ML Engineer and Data Scientist with over 3 years of experience building end-to-end intelligent systems, from speech-to-text pipelines and multilingual translation APIs to predictive ML models and production ETL workflows. Proven track record of delivering measurable outcomes, including a 28% increase in conversion rates and a 25% boost in operational efficiency. Passionate about applying AI to language and communication challenges across African and international contexts, leveraging expertise in FastAPI, HuggingFace Transformers, OpenAI Whisper, Docker, and Airflow to build real-time-ready applications.

Work

10alytics
|

Data Scientist

Remote, Canada

Part-time

Summary

Led the development and deployment of high-performance ML models and automated data pipelines, significantly enhancing business performance and reporting speed.

Highlights

Developed and deployed high-performance classification and regression models using Scikit-learn, achieving 97% model accuracy in predicting customer churn and delivery delays.

Engineered automated data acquisition and transformation pipelines with SQL and Excel, driving a 25% improvement in overall business performance and reporting speed.

Applied advanced regression analysis and hypothesis testing to identify hidden consumer behavior patterns, resulting in a 15% increase in forecasting accuracy.

Partnered with cross-functional teams to translate complex model outputs into actionable business strategies, directly impacting operational ROI.

Legend Internet PLC
|

Data Analyst

Abuja, Nigeria

Full-time

Summary

Analyzed sales funnels and customer data, spearheaded data validation, and automated reporting processes to improve data reliability and operational efficiency.

Highlights

Analyzed end-to-end sales funnels and customer usage data using SQL and Python, identifying friction points and successfully increasing lead-to-conversion rates by 28%.

Spearheaded a department-wide data validation initiative, reducing entry errors by 25% and improving executive-level report reliability by 20%.

Overhauled legacy reporting processes by implementing automated workflows, cutting manual processing time and enabling real-time data access for stakeholders.

Managed data collection lifecycles across multiple business units, ensuring data consistency and alignment with corporate KPIs.

Education

Rivers State University
Port Harcourt, Rivers State, Nigeria

Bachelor of Technology

Petroleum Engineering

Grade: Second Class Upper

Languages

English

Fluent

Igbo

Basic

Certificates

AI/Machine Learning

Issued By

3MTT Initiative — NITDA

Data Engineering

Issued By

3MTT Initiative — NITDA

Generative AI & Data Science

Issued By

Flexisaf

Master Data Scientist

Issued By

10alytics

Skills

Programming Languages

Python (Pandas, NumPy, Scikit-learn, Matplotlib, Seaborn, SciPy), SQL.

AI / Speech Technologies

OpenAI Whisper (STT), Helsinki-NLP MarianMT, HuggingFace Transformers, NLP, Sentiment Analysis.

Frameworks

FastAPI, Flask, Streamlit, Uvicorn.

Databases

PostgreSQL, MySQL, SQL Server (SSMS).

Machine Learning

Supervised Learning (Regression, Classification), NLP, Statistical Modeling, Hypothesis Testing, Feature Engineering.

DevOps

Docker, Docker Compose, Apache Airflow, Git, GitHub.

Data Visualization

Power BI, Tableau, Excel (Advanced Pivot Tables, Dashboards), Metabase.

Soft Skills

Cross-Team Collaboration, Stakeholder Management, Problem Solving, Agile Methodologies.

Projects

Multilingual Speech Translation API

Freelance

Summary

Developed a production-grade speech-to-text and translation pipeline using OpenAI Whisper (local inference) for audio transcription and Helsinki-NLP MarianMT models for multilingual translation, directly analogous to real-time conferencing translation systems.

Production Analytics ETL Pipeline

WESOnline Mentorship

Summary

Built a production-grade ETL pipeline processing 33.8M operational records using PySpark; orchestrated a 15-task Airflow DAG with MD5 hash-based change detection.

YouTube Channel Analytics

Freelance

Summary

Built an automated channel analytics pipeline using the YouTube Data API v3, extracting and processing 20+ metrics across 350+ videos for statistical performance analysis.

NLP Sentiment Analysis System

Freelance

Summary

Engineered an end-to-end NLP pipeline to classify e-commerce product reviews, achieving 93% model accuracy.