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I'm Nana Agyemang Gyamfi, a web and mobile developer specializing in React.js, React Native, and Kotlin. I build scalable, user-focused applications and optimize front-end architecture, API integration, performance, and CI/CD automation. I lead cross-functional teams to deliver high-quality software with measurable impact, and I stay committed to continual learning and innovation.…

Nana Agyemang Gyamfi

App Developer, Back-End Developer, Front-End Developer, +3

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I'm Nana Agyemang Gyamfi, a web and mobile developer specializing in React.js, React Native, and Kotlin. I build scalable, user-focused applications and optimize front-end architecture, API integration, performance, and CI/CD automation. I lead cross-functional teams to deliver high-quality software with measurable impact, and I stay committed to continual learning and innovation.…

Available to hire

I’m Nana Agyemang Gyamfi, a web and mobile developer specializing in React.js, React Native, and Kotlin. I build scalable, user-focused applications and optimize front-end architecture, API integration, performance, and CI/CD automation.

I lead cross-functional teams to deliver high-quality software with measurable impact, and I stay committed to continual learning and innovation.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Full Stack Software Developer at Kwame Nkrumah University of Science and Technology (KNUST)

August 1, 2025 - August 1, 2025

Developed and deployed KNUST Attendance App with React Native, React.js, Firebase, Node.js, geolocation, enabling real-time secure tracking, RBAC, notifications, and automated data sync for 2,000+ users; reduced errors by 40%. Led CI/CD, App/Play Store deployment, automated testing, and uptime monitoring, achieving 99.9% reliability, compliant mobile rollout, and robust scalability.

Full Stack Software Developer at KNUST

August 1, 2025 - August 1, 2025

Developed and deployed KNUST Attendance App with React Native, React.js, Firebase, Node.js, and geolocation; enabling real-time secure tracking, RBAC, notifications, and automated data sync for 2,000+ users; reduced errors by 40%. Led CI/CD, app/store deployment, automated testing, and uptime monitoring, achieving 99.9% reliability and scalable mobile rollout.

Software Engineer at Computer Science Society

May 1, 2025 - November 4, 2025

Developed MobiCare app (React Native, mobile healthcare) with appointment scheduling, real-time video consultations, and AI-powered nutrition recommendations for expectant mothers. Implemented date/time validation, availability logic, push notifications, and seamless user authentication to optimize engagement and operational efficiency.

Lead Software Developer, Co-founder, CEO at Hostelhubb

November 1, 2024 - November 13, 2025

Architected a scalable React Native/Firebase platform for Hostelhubb, driving user growth (2,000+ active users), integrating real-time Paystack payments, and automating notifications for a 30%+ engagement boost. Led full mobile app lifecycle, including Play Store and App Store releases, 100+ CI/CD-powered updates, and zero critical production issues, optimizing booking workflows and maximizing user retention.

Lead Software Developer, Co-founder, CEO at Hostelhubb

November 1, 2024 - November 4, 2025

Architected a scalable React Native/Firebase platform for Hostelhubb, driving user growth to 4,000+ active users, integrating real-time Paystack payments, and automating notifications for a 30%+ engagement boost. Led the full mobile app lifecycle, including Play Store and App Store releases, 100+ CI/CD-powered updates, maintaining zero critical production issues and maximizing booking workflow efficiency.