Noble Eselase Vulley
Software Engineer — Full-Stack & Backend
Co-founder, AfricodeLab
Experience
Senior Software Developer
2023 – 2025AfricodeLab
- —Designed a full microservices ecosystem: Netflix Eureka service discovery, an API gateway, and centralized Spring Cloud Config backed by Git.
- —Built a centralized authentication and authorization server for secure service-to-service communication.
- —Developed core domain services including Delivery Management and Event Processing.
Associate Software Developer
2023 – PresentAfricodeLab
- —Served as lead developer for a national-scale Election Management System, from system design to implementation.
- —Built Payroll Management and Payment Voucher systems with full reporting.
- —Implemented API governance with WSO2 and traced production issues with Glowroot APM.
Java Software Developer
2022 – 2024Independent consultancy
- —Built RESTful APIs and microservices with Java and Spring Boot.
- —Integrated third-party services and optimized queries, improving throughput by 35%.
- —Led backend refactoring that reduced technical debt.
AI / ML Engineer
2023 – PresentAfricodeLab
- —Built and deployed LLM solutions for document understanding, conversational assistants, and intelligent automation.
- —Fine-tuned transformer models on domain data and implemented Retrieval-Augmented Generation with FAISS for real-time proprietary retrieval.
- —Developed end-to-end ML pipelines: preprocessing, training, evaluation, and cloud deployment.
Database Manager & Administrator
2023 – PresentAfricodeLab
- —Designed scalable database architectures for client-facing applications on MySQL, Oracle, and PostgreSQL.
- —Cut query execution times by up to 40% through indexing, query rewriting, and schema optimization.
- —Established backup, recovery, and disaster-recovery strategies and ran live, zero-downtime migrations.
AI / ML Research Engineer & Project Supervisor
Sep 2025 – Dec 2025Data Intelligence and Swarm Analytics Laboratory (DISAL)
- —Led MedGemma fine-tuning for diabetic-retinopathy detection, chest X-ray classification with automated radiology-report generation, and equitable dermatological diagnosis on African skin tones.
- —Owned model-architecture decisions, dataset preparation, evaluation strategy, and ethics review across 10+ healthcare-focused ML projects.
- —Supervised intern teams delivering HR, academic, school, hostel, and admission management systems in Python, React, and PHP.
Selected Projects
Backend / Microservices Engineer
Designed independently deployable services (Spring Boot, Rust, Python) behind an API gateway with Eureka discovery and RabbitMQ messaging.
Spring Boot · Rust · Python · Eureka · RabbitMQ · PostgreSQL
Full-Stack Engineer
Built a full-stack payroll system handling salaries, deductions, payslip generation, and reporting behind a modern interface.
Spring Boot · MySQL · React · Tailwind
Full-Stack Engineer
Built a multi-signature approval workflow as an explicit state machine, with tax computation and official PDF generation.
Spring Boot · React · PostgreSQL · Flyway · OpenPDF
Lead Software Engineer
Led system design and implementation of a national-scale election platform — defining the service architecture, core APIs, and delivery.
Spring Boot · PostgreSQL · React · REST
Full-Stack Engineer
Built one modular Laravel API serving a web store, admin dashboard, and React Native app, with Paystack payments.
Laravel · Next.js · React Native · PostgreSQL · Paystack
Backend Engineer
Built the multi-platform aggregation engine, adapter layer, WebSocket live pricing, and push notifications.
Python · FastAPI · scikit-learn · WebSocket · Flutter · Redis
Publications
A Hybrid BPSO-PSO Optimized Multilayer Perceptron Framework for Enhanced Heart Disease Prediction
Nathanael Ayirebaje Azuponga, Jumah Musah, Courage Adzewoda, Noble Eselase Vulley, Justice Kwame Appati, Michael Agbo Tettey Soli.
Innovative Computing and Communications (ICICC 2025). Lecture Notes in Networks and Systems, Springer Nature Switzerland, 2026, pp. 254–264.
DOI: 10.1007/978-3-032-30005-8_21