Michael Perry Nii Dromo Tettey

Developed RESTful APIs (TypeScript/Node.js, Python/FastAPI) for user and event management, reducing request processing time by 20% for over 1,000 users.

Engineered a high-concurrency ticketing system handling 5,000+ daily financial transactions with 99.9% uptime.

Led Docker-based CI/CD pipelines, boosting deployment efficiency and maintaining 99% uptime.

Developed a Next.js quiz app with 12,000+ visits, increasing completion by 35%.

Created 2 RESTful APIs with Express.js/TypeScript, deployed on Heroku/Firebase, to scale performance and increase student quiz engagement.

Optimized frontend deployment pipelines, cutting deployment time by 30%.

Reduced user drop-off by 25% through analysis and implementation of user feedback.

Engineered a multi-tenant B2B inventory management and booking platform, onboarding over 10+ companies and integrating full accounting/audit features.

Developed a membership system backend that integrates with multiple payment platforms and supports 500+ concurrent users with 99.9% uptime.

Delivered diverse full-stack web apps, APIs, and AI services; refactored admin panels and client portals to improve user experience, resulting in a 20% reduction in admin report load times.