Fielami Emmanuel David
AI / ML Engineer | NLP & GenAI | AWS | Building Production AI Systems
Based in +2347067805884, Lagos, Nigeria (Open to Remote Global Roles)
About
AI/ML Engineer with 6+ years of experience building and deploying machine learning systems across finance, energy, and public sector domains. Specialized in NLP, recommendation systems, and Generative AI (LLMs & RAG). Passionate about building production-ready AI solutions and solving real-world problems using data.
Skills
Projects
Experience
2023
AI / Machine Learning Instructor & GenAI Mentor
Thrive Africa, Ghana (Remote) | 2023 – Present Deliver training in Machine Learning and AI Essentials, equipping students with practical skills in Python and model development Mentor students on Generative AI (LLMs), including prompt engineering, embeddings, and real-world AI applications Guide learners in building GenAI applications, including chatbots and document-based AI systems Support internship programs by assisting in student project supervision, evaluation, and technical development Prepare students for industry roles by focusing on production-ready AI solutions
2019
Data / Program Analyst
Bayelsa State Government, Nigeria | 2019 Optimized payroll processing systems, reducing errors and processing time by 20% Improved workforce resource allocation efficiency by 15% through data-driven insights Implemented data validation processes to enhance data accuracy and compliance
2012 - 2016
Full-stack Developer
ZIT Technology | 2012 – 2016 Developed and maintained Java-based enterprise applications using Java SE, J2EE, and JBoss Optimized backend systems for performance and scalability Collaborated with frontend teams to deliver integrated user interfaces
2022
Data Scientist Lead Facilitator
NITDA Nigeria / PSP Analytics | 2022 – Present Trained over 400+ fellows in Machine Learning, AI, and Data Visualization across national programs Delivered hands-on training in AI and emerging technologies, including Generative AI concepts Mentored students in building real-world ML and AI systems, improving technical proficiency Led practical sessions on applying data science to solve real-world business problems
2017
Data Analyst
nHub, Nigeria | 2017 – 2018 Supported 20+ data analysis projects, improving data accuracy by 20% Built a predictive inventory model that reduced operational costs by 15% Conducted data cleaning, validation, and exploratory analysis
2022 - 2023
Data Scientist / ML Engineer
FCMB Bank | 2022 – 2023 Developed and deployed fraud detection models using anomaly detection techniques, reducing financial losses Built and automated ETL pipelines on AWS for scalable ML deployment Improved team productivity by 25% through mentoring and model evaluation processes Collaborated with engineering teams to productionize machine learning systems
2022
Data Scientist
ExploreAI, South Africa | 2022 Led a team to develop a passenger forecasting system for Transport for London, improving transportation efficiency by 15% Built and deployed a movie recommendation system on AWS, increasing user engagement by 20% Developed an NLP-based sentiment analysis model for climate change analysis, enabling data-driven environmental insights Designed a time-series forecasting model for Spain’s electricity shortfall challenge, reducing shortages by 10%
2026
Featured Project
AI Document Assistant (RAG Chatbot) Built a Retrieval-Augmented Generation (RAG) system to enable natural language querying of PDF documents Implemented semantic search using embeddings and FAISS vector database Applied prompt engineering techniques to generate accurate, context-aware responses Integrated OpenAI APIs (LLMs) for intelligent document understanding Developed an interactive interface using Streamlit for real-time user interaction
Education
2022
Data Science Program
ExploreAI, South Africa | 2022
2016
BSc Mathematics / Computer Science
Federal University of Agriculture, Makurdi | 2016
2025
MSc Financial Engineering (In Progress)
WorldQuant University (Remote) | 2025 – Present