Miguel Angel Serna Betin
Desarrollador full stack
Professional profile
Full Stack Software Engineer with 5+ years building and scaling production web applications , focusing on fundamentals like DDD , SOLID , API design , and complex system integrations . Deep experience in PHP/Laravel , React , TypeScript , and Inertia.js
Work experience
Migrated rare-maps marketplace to Laravel, built order system, integrated MeiliSearch, OAuth, Redis, S3, and OpenSeadragon for zoomable imagery.
Major achievementLed migration of legacy Yii e-commerce to Laravel, restructured into 17 DDD domains, improved user flows, implemented order management, full-text search, RBAC, admin subdomain, and high-res map viewing.
Developed annotation and logo management features, integrated CKEditor, contributed to established DDD architecture.
Major achievementBuilt image annotation system, logo upload/cropping, integrated CKEditor, contributed to multi-domain DDD platform for print-production automation.
Built SaaS funding platform, integrated partner APIs, managed deal lifecycle, designed RBAC, and developed real-time UI with Livewire, Tailwind, Alpine.js.
Major achievementEngineered SaaS funding platform in Laravel DDD, built multi-funder engine integrating 11+ APIs, implemented deal lifecycle, RBAC, real-time UI, PDF generation, S3 storage, and 80%+ test coverage.
Education experience
Universidad nacional de colombia | Profesional
