Olisemeka Okpaleke

Own the full applications layer for a Nigerian consulting startup, architecting and building a multi-tenant client onboarding SaaS platform. Designed the data model with PostgreSQL row-level security and implemented RBAC and authentication across tenants.

Built and maintained backend services and APIs using Python and NestJS, containerized with Docker, and set up CI/CD pipelines. Engineered a semantic deduplication and RAG-style retrieval pipeline with event-driven model activation to control compute cost.

Led backend development of a Learning Management System using Next.js, MongoDB, and Prisma, overseeing architecture decisions. Built secure role-based dashboards with full authentication and authorization, and managed CI/CD pipelines.

Built and scaled backend APIs and microservices using Node.js and Python FastAPI, handling real-time data and analytics pipelines. Optimized PostgreSQL and MongoDB queries, improving API response times by 40%.

Developed and maintained the frontend of cross-platform mobile applications using React Native across iOS and Android.

Built interactive financial dashboards using React and TypeScript to display real-time investment and transaction data.

Completed the National Youth Service Corps certification in January 2025.

Completed the Google Digital Skills for Africa certification in July 2023.

Grade: Second Class Upper Division, CGPA 4.35/5.0

Bachelor of Engineering in Electrical Engineering with Second Class Upper Division and a CGPA of 4.35/5.0.