Perfect score on SQL Question, Difficulty Hard
Great score on Two Algorithm Questions, Difficulty Medium
Good score on LRU Cache Question, Difficulty Medium
Built and maintained the frontend component of multiple company applications built with React (NextJS) and Vue (Nuxt3).
Built and maintained the backend component of various company software products and microservices written in Java (SpringBoot) and NodeJS (ExpressJS and NestJS).
Led the development of a digital adherence tool as the Lead/Senior Backend Engineer (utilizing NestJS, PostgreSQL and Docker).
Engineered backend services and microservices, resulting in a 20% boost in performance of existing systems.
Crafted and documented various company software applications and microservices using Python, Java (SpringBoot), C# and .NET Core framework, leading to a significant increase in customer satisfaction.
Designed, developed and actively maintained .NET Core Backend services and MVC applications, reducing response times by up to 15%.
Handled the monitoring and deployment of company applications hosted on Azure platform, leading to a 20% increase in service availability.
Collaborated with cross-functional teams to architect and implement robust scalable systems using Python, Django and MongoDB, reaching over 25,000 active users.
Optimized backend performance, decreasing query response times by up to 15%.
Built and oversaw development lifecycle of a number of the company’s software applications using Python and Django resulting in a 25% increase in general application efficiency.
Spearheaded the development of a new feature automating the salary-payment process, reducing processing time by 30%.
Orchestrated the design, development and actively maintenance of core feature of a key company software offering, increasing product adoption by almost 40%.
Implemented unit tests and integration tests, ensuring a 20% improvement in product stability and reliability.
Monitored deployment logs and CI/CD pipelines to ensure smooth DevOps integration and a 25% decrease in service downtime.
Implemented high-fidelity UX Figma designs, thereby increasing user satisfaction by 25%.
Created tutorials, documentation and how-to guides on using Fugoku service, increasing user adoption by nearly 20%.
Created and tested type-safe APIs, improving API efficiency and reliability by 20%.
Conducted code reviews, contributing to continuous improvement of the codebase.
Engineered new features and functionalities, resulting in a 15% expansion of platform capabilities.
A digital drug adherence monitoring platform with Role-Based Access Control (Roles and Permissions), medication reminders, in-depth analytics, etc. I led the backend team in developing this, while also contributing no small part to the frontend (dashboard and analytics)
A portal owned by the Central Bank of Nigeria, which it uses to manage trade and Funds settlement across different sectors. I am a member of the team of Engineers tasked with maintaining and upgrading the Central Bank of Nigeria's Trade Management System portal with new features and bugfixes.
An office workflow-process automation platform where documents can be designed, and put through customizable multi-step processes which allow only authorized personnel to have access to the document at each specific step. I was a part of the core development team, and led the development of the document-processing feature

Uchechukwu O. is mid-senior Level Developer