Yahaya Yusuf

Java Developer

LinkedIn | GitHub

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 Experience

Java Developer

Mirabilia Nig Limited

May 2023 - Present

Abuja, Federal Capital Territory, NG

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.

  • 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

Physics/Electronics

Federal Polytechnic, Bida

Sep 2019 - Jun 2021

Bida, Niger, NG

Science Laboratory Technology

Federal Polytechnic, Bida

Sep 2015 - Jun 2017

Bida, Niger, NG

Certificates

Building RAG Agents with LLMs

NVIDIA

Nov 2023

Projects

Job Application Platform API (Applyforme)

Sep 2022 - Apr 2023

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

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