Yahaya Yusuf

Java Developer
Abuja, NG.

About

Highly skilled Java Developer with 3 years of experience, specializing in architecting and deploying robust, scalable backend and user-centric applications using Java/Spring technologies. Proven ability to optimize system performance, integrate complex data systems, and lead critical migrations, enhancing functionality and efficiency for diverse clients. Adept at full-stack development, collaborating effectively with cross-functional teams to deliver high-impact software solutions.

Work

Mirabilia Nig Limited
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Java Developer

Abuja, Federal Capital Territory, Nigeria

Summary

As a Java Developer at Mirabilia Nig Limited, I design, develop, and deploy critical software solutions, focusing on data interoperability and system modernization for key government health initiatives.

Highlights

Architected and implemented a critical interoperability mediator for seamless data exchange between SORMAS and DHIS2, enabling real-time health data reporting for the Nigeria Federal Ministry of Health.

Maintained and enhanced a legacy Android (Java) codebase, implementing new features and upgrading deprecated dependencies to ensure application stability and performance.

Led the successful migration of a critical legacy system from VAADIN 8 to VAADIN 24, significantly improving system performance, security, and maintainability.

Customized and optimized a DHIS2 application built with React.js, enhancing its functionality for accurate country-level mortality data recording and reporting.

Optimized both backend services and frontend rendering logic, resulting in measurable reductions in application load times and improved user experience.

Customized and deployed multiple open-source software solutions, including SORMAS (Surveillance Outbreak Response Management & Analysis System) and WSO2 IoT platform, for clients to enhance surveillance and data management capabilities.

Education

Federal Polytechnic, Bida
Bida, Niger, Nigeria

Higher National Diploma

Physics/Electronics

Federal Polytechnic, Bida
Bida, Niger, Nigeria

National Diploma

Science Laboratory Technology

Certificates

Building RAG Agents with LLMs

Issued By

NVIDIA

Skills

Languages

Java, JavaScript, SQL.

Frameworks & Libraries

Spring MVC, Spring Boot, JSF, J2EE, VAADIN, Bootstrap, JSP, Android Native Development (Java), React.js.

Databases

PostgreSQL, MySQL.

Tools & Software

IntelliJ IDEA, Eclipse, Postman, Git, GitHub.

Other Technologies

XML, SORMAS, DHIS2, WSO2 IoT Platform, LLMs, RAG Agents.

Projects

Job Application Platform API (Applyforme)

Summary

Developed a comprehensive API for the Applyforme job application platform, enabling user registration, administrative management of applications, real-time analytics, and payment processing.