Available to hire
Hi, I’m Christian Ikwu, a Data Scientist and Machine Learning Engineer based in Lagos, Nigeria. I help financial institutions unlock value from data by building robust, scalable AI solutions. With a strong foundation in mathematical physics, I design and deploy predictive models for credit risk, customer behavior, and operational efficiency using Python, PyTorch, and Scikit-learn. In my work, I focus on translating complex data into actionable insights that drive strategic decisions and foster financial inclusion.
I’m passionate about applying data science and AI to advance financial inclusion in Nigeria, turning complex challenges into practical solutions. I enjoy building end-to-end data pipelines, collaborating with cross-functional teams, and continuously learning new technologies to solve real-world problems.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
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Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
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Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Language
Javanese
Advanced
English
Fluent
Work Experience
Full-Stack Software Engineer at Punch Nigeria Limited
November 1, 2023 - August 11, 2025Led the development of scalable microservice-based web applications to support digital media and publishing operations, improving backend API performance to reduce page load times by 35%. Designed and implemented a MongoDB-PostgreSQL hybrid architecture for content management with high availability and near-instant search across millions of articles. Built a React/Next.js-powered editorial dashboard with real-time analytics and user engagement metrics to support data-driven publishing decisions. Automated content ingestion workflows via integration with third-party APIs, saving 20+ hours per week for the editorial team. Deployed cloud-based infrastructure on AWS using CI/CD pipelines to ensure 99.9% uptime.
Back End and Blockchain Engineer at Otium Technologies
July 1, 2025 - August 11, 2025Architected and implemented secure blockchain-powered applications for asset management utilizing Sui Move, TypeScript, and Node.js to enable decentralized and tamper-proof asset transactions. Developed a smart contract framework for digital wills and asset inheritance automation ensuring compliance with regulatory standards and integrating on-chain/off-chain workflows. Designed and deployed high-performance RESTful APIs with Django and Flask capable of handling thousands of concurrent transactions at sub-second response times. Collaborated with cross-functional teams to integrate blockchain solutions with React frontends and Flutter mobile apps, ensuring seamless user experience. Implemented end-to-end security with JWT authentication, encryption at rest, and multi-factor access control, reducing attack vectors. Led optimization initiatives that increased blockchain transaction throughput by 40%, lowering costs and enhancing scalability for enterprise clients.
Back End, Data Scientist, ML & AI Engineer at Semicolon Africa
October 1, 2025 - October 1, 2025Built and deployed backend systems powering AI-enabled products, integrating data pipelines, APIs, and model inference using Python (Django, FastAPI). Developed an end-to-end ML pipeline for predicting total game sales with feature engineering (Target Encoding) and LightGBM, achieving high accuracy and exposing a REST API for real-time forecasts. Created a backend-driven Airbnb price prediction system across 20 major cities with location clustering and amenity scoring; deployed as a scalable API with strong R² for dynamic pricing insights. Engineered a geospatial driver–mechanic platform with real-time location processing (GeoDjango, PostGIS), reducing dispatch latency by 40% and maintaining a high crash-free rate. Set up MLflow for model lifecycle tracking and implemented CI/CD pipelines (GitHub Actions, MLflow) to automate testing, model versioning, and container deployment, reducing integration errors by 60%.
Education
Bachelor of Science at University of Nigeria, Nsukka
January 1, 2013 - December 31, 2017Master of Science at Nasarawa State University, Keffi Nasarawa State
January 1, 2022 - January 1, 2024Bachelor of Science at University of Nigeria, Nsukka
January 1, 2013 - December 31, 2017Master of Science at Nasarawa State University, Keffi Nasarawa State
January 1, 2022 - December 31, 2024Bachelor of Science at University of Nigeria, Nsukka
January 1, 2013 - January 1, 2017Post Graduate Diploma in Education (PGDE) at National Teachers Institute (NTI), Kaduna
January 1, 2021 - January 1, 2022Master of Science at Nasarawa State University, Keffi Nasarawa State
January 1, 2022 - January 1, 2024Bachelor of Science at University of Nigeria, Nsukka
January 11, 2030 - January 1, 2017Master of Science at Nasarawa State University, Keffi
January 11, 2030 - January 1, 2025Qualifications
Teachers Registration Council of Nigeria (TRCN)
January 1, 2022 - December 31, 2022Cambridge Assessment International Education (IGCSE)
January 1, 2023 - December 31, 2023Teachers Registration Council of Nigeria (TRCN)
January 1, 2022 - December 31, 2022Cambridge Assessment International Education (IGCSE)
January 1, 2023 - December 31, 2023Teachers Registration Council of Nigeria (TRCN)
January 1, 2022 - August 11, 2025Cambridge Assessment International Education (IGCSE)
January 1, 2023 - August 11, 2025Software engineering
January 11, 2030 - August 11, 2025Software Engineering Certification
January 11, 2030 - November 12, 2025Entrepreneurship, Business Management and Development Certification
January 11, 2030 - November 12, 2025Industry Experience
Software & Internet, Education, Healthcare, Financial Services, Travel & Hospitality, Gaming, Media & Entertainment
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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