AARON
ADETUNMBI
Backend Engineer
Building scalable systems with TypeScript, Node.js, and NestJS. 3 years of experience delivering robust backend solutions.
ABOUT
Backend Engineer with 3 years of experience building scalable and efficient systems using TypeScript, Node.js, and NestJS. I specialize in creating robust APIs, optimizing performance, and delivering secure backend solutions that align with business goals.
Technical Skills
Backend
Node.js, NestJS, TypeScript, Python, PostgreSQL, MongoDB, Redis
Cloud & DevOps
AWS (Amplify, EC2, RDS, Elastic Beanstalk), Docker, CI/CD
Others
Git, Postman, Linux, Report Writing, Documentation
Stats
EXPERIENCE
Back-End Developer
Admission Genie (Contract)
NodeJS • NestJS • TypeScript • PostgreSQL
- • Built multi-tenant medical data platform enabling 12+ clinic onboardings
- • Developed secure RBAC system cutting unauthorized access by 90%
- • Automated 65% of assessment time via smart rules and AI scoring
Back-End Developer
Ubulu Africa
NestJS • TypeScript • PostgreSQL • AWS • MongoDB
- • Led development of Pitch2Win platform handling 2,500+ submissions
- • Built hackathon systems processing 3,400+ applications
- • Designed scalable architectures with secure dashboards
Full-Stack Developer
Fern Life
NodeJS • NestJS • TypeScript • React • Tailwind
- • Applied Domain-Driven Design for vendor dashboard and iOS app
- • Built recommendation system for personalized furniture suggestions
Back-End Developer
VoxClips
Python • NodeJS • TypeScript • MongoDB • Redis
- • Led feature development decisions and complexity assessment with team leads
- • Built framework for 4+ active features, achieving 60% increase in user engagement
- • Optimized team collaboration with marketers, improving alignment by 40%
- • Reduced pull request closure time by 30% through peer coding practices
- • Implemented logging solutions with DevOps, increasing bug reports by 80%
Web Developer
Alfinga Studios Limited (Contract)
React • GraphQL • Redux
- • Enhanced codebase with suspense boundaries and reusable components
- • Improved initial load time by 40% and First Meaningful Paint performance
- • Collaborated with 3 in-house developers on new features and functionality
- • Optimized media assets to WebP format, reducing app size by 200MB+
- • Monitored and resolved production issues in timely manner
Back-End Intern
HNGi9
Python • NodeJS • MongoDB • Mongoose
- • Supervised team of 7+ developers throughout development cycle
- • Aided design team in creating presentation slides with 73%+ mentor rating
- • Achieved first place in project complexity and delivery efficiency
- • Improved ZuriChat search quality and speed by 40% with custom Indexer
- • Conceptualized and refined talking heads project (later renamed VoxClips)
- • Delivered minimum viable product in 8 weeks
PROJECTS
InnoX
Africa's leading open-innovation platform, empowering organizations, startups, and problem-solvers through hackathons, accelerators, and pitch competitions. I worked in a team to develop the frontend interface and backend systems ensuring end-to-end management of innovation programs.
Pitch2Win Application Portal
A competitive pitch portal where African tech startups compete for equity-free funding (up to $10,000) and investor exposure. I built the applicant dashboard, submission flow and secure authentication flows.
Digital Nigeria Challenge
A NITDA-backed national competition encouraging tech-led solutions for Nigeria's infrastructure development. I implemented the challenge registration and submission portal using NestJS, Redis, and PostgreSQL backend.
Nigcomsat Accelerator Program
NigComSat, in partnership with InnoX, launched an accelerator program to foster innovation in satellite technology and digital infrastructure. I built the end-to-end portal to onboard applicants and manage submissions.
Admission Genie
A multi-tenant medical data platform with React frontend and NestJS backend, featuring custom forms, AI evaluation, and HIPAA-aligned privacy controls. Built responsive dashboards using shadcn/ui components and implemented secure RBAC system with OTP verification, deployed on AWS Amplify and EC2 for 12+ clinic partners.
AKTW 2024 Innovation Challenge
The Akwa Ibom Tech Week is an annual event aimed at fostering innovation, technology adoption, and digital transformation within the state. I worked with a team to build a platform that supports innovators to develop digital solutions to pressing challenges across various sectors in Akwa Ibom State.