Onalenna Junior M.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

Web Application Development - Oracle Certified Professional - Developed projects using oracle database, postgresql, mysql - Experienced in AndroMDA code generation framework - Maven and Spring Boot project management - Front end development using JSF, Angular and Vaadin - Worked Wildlife management system using Oracle database, Oracle Forms and JSF - Retail electricity system (electricity.scratch-power.com) using mysql, vaadin, spring boot, and docker - Maintaining AndroMDA framework by updating dependencies and adding an Angular frontend and Spring-boot webservice cartridges (github.com/ojmakhura/andromda) Education PhD in Computing and Electronic System (University of Essex) - Video object counting using density based clustering - Experienced in computer vision and machine learning - Implemented the HDBSCAN cluster detection algorithm in C/C++ with Java and Python bundings (github.com/ojmakhura/hdbscan)