Systems Engineer specializing in Backend, Blockchain, and Cloud Infrastructure with hands-on experience building diverse platforms spanning fintech, healthcare, and government systems from API design through production deployment. Currently leading backend development at Christex Foundation while contributing to PeekTower HQ's Criminal Record Management System. Proficient in Docker, Kubernetes, CI/CD pipelines, and AWS, with expertise in developing secure, scalable solutions including payment processing systems, medical crowdfunding platforms, and law enforcement data management frameworks. Also a prompt engineer applying AI to developer tools and financial products. Focused on building user-centric systems with social impact.

• 🏗️ Leading backend development for Byn2, a fintech platform with B2B dashboard, mobile app, and WhatsApp bot
• 🌐 Contributing to Pipeline, an open-source Digital Public Goods platform for Sierra Leone
• 🚨 Developing Criminal Record Management System (CRMS) framework at PeekTower HQ
• 🏥 Building IB4ME, a crowdfunding application for medical campaigns
• 📚 Pursuing AWS Certified Cloud Practitioner certification
• 🤖 Exploring AI integration in developer tools and financial products
• 👨‍🏫 Mentoring junior developers and hosting workshops on backend and system design

Offline-first criminal record management system for law enforcement agencies | Live Site

• Architecting Pan-African Digital Public Good for law enforcement agencies (Pilot: Sierra Leone)
• Built offline-first PWA with IndexedDB sync for unreliable network environments
• Implemented role-based access control (RBAC) with 6 permission levels and comprehensive audit logging
• Designed secure PostgreSQL database with AES-256 encryption for sensitive data (addresses, phones, biometrics)
• Integrated AWS S3 for evidence storage with multi-resolution image processing and integrity hashing
• Built USSD and WhatsApp interfaces for citizen background checks and officer queries
• Technologies: Next.js 16, TypeScript, Prisma, PostgreSQL, NextAuth, AWS S3, Upstash Redis, Dexie, PWA

Crowdfunding application for medical campaigns helping people access healthcare funding | Live Site

• Developed full-stack platform enabling individuals to create and manage medical fundraising campaigns
• Implemented secure payment processing with third-party payment gateway integration
• Built responsive web interface with real-time campaign tracking and donation notifications
• Designed admin dashboard for campaign moderation and compliance monitoring
• Integrated donor management system with automated receipts and thank-you notifications
• Technologies: Next.js, TypeScript, Node.js, MongoDB, Payment APIs, Vercel

Supporting Digital Public Goods (DPGs) in Sierra Leone

• Collaborated on building the platform using Svelte and deployed Vercel serverless functions
• Integrated AI-powered scoring to assess DPG compliance and status automatically
• Strengthened API security with middleware auth and rate-limiting
• Enhanced system architecture and CI/CD for better scalability and reliability
• Improved API response time and reduced operational overhead
• Technologies: Svelte, Node.js, Vercel, AI/ML

A modern platform for secure fund transfers across mobile, web, and WhatsApp

• Built backend services using Express.js and Solana Web3 for secure, real-time fund transfers
• Designed an on/off-ramp system for crypto ↔ fiat conversions with transaction logging and KYC compliance
• Integrated WhatsApp bot to extend access to unbanked users
• Developed B2B dashboard and mobile app with multi-platform support
• Technologies: Express.js, Solana, MongoDB, Docker, Kubernetes

Conversational money transfer app combining chat and wallet features

• Collaborated on backend architecture for real-time messaging and peer-to-peer transfers
• Implemented wallet balance logic, transaction queuing, and socket-based communication
• Integrated chat UI with secure fund transfer workflows and real-time notifications
• Built authentication system and secure API endpoints
• Technologies: Express.js, WebSockets, MongoDB, Socket.io

Bachelor of Science in Information Technology (Mar 2021 - Dec 2024) Limkokwing University of Creative Technology

Certifications:

• ✅ AI Fluency: Framework & Foundations - Verify
• ✅ AI Fluency for Educators - Verify
• 🔄 AWS Certified Cloud Practitioner (In Progress)

• 🏅 Tan Sri Limkokwing Award for Creativity and Innovation - Limkokwing University of Creative Technology
• 🥇 Winner, Hackathon by Project 323 & Christex Foundation
• 🥉 Top 3, World Bank Hackathon - Sierra Leone