~/rheyan

Expertise

Core capabilities

Domains I work across as a full-spectrum engineer—from full-stack delivery and multi-tenant SaaS to cloud infrastructure, security, and agentic AI.

Domains

Full Stack Development

Primary focus is modern full-stack web development—building both the user-facing application and the backend services supporting it.

Prefer architectures where frontend applications communicate with well-defined APIs, allowing different portals to share backend capabilities while maintaining clear responsibilities.

Pay close attention to production behavior: rendering strategy, client/server boundaries, API performance, authentication flows, caching, deployment environments, and maintainability.

  • Next.js
  • React
  • Next.js App Router
  • TypeScript
  • JavaScript
  • Laravel
  • PHP
  • REST APIs
  • API-driven architectures
  • Tailwind CSS
  • Vue.js
  • Vite
  • Bootstrap
  • PrimeVue
  • Authentication and authorization
  • Role-based access control
  • Multi-tenant SaaS architecture
  • Business workflow applications
  • Administrative portals
  • Dashboard applications
  • Responsive web applications