Senior software engineer building production-grade SaaS platforms, backend systems, APIs, developer tooling, and complete web applications.
I work daily with PHP, Laravel, React, and .NET, covering backend architecture, API development, frontend applications, integrations, and production infrastructure.
- SaaS and product architecture
- Backend systems and REST APIs
- Laravel and .NET applications
- React frontend development
- Multi-tenant platforms
- Developer tooling and SDKs
- Real-time features and integrations
- Billing and subscription systems
- Background jobs and queue processing
- Production infrastructure
- Legacy system modernization
PHP Laravel .NET C# ASP.NET Core REST APIs
React JavaScript TypeScript Vue
PostgreSQL MySQL MSSQL SQLite MongoDB Redis
Docker & Kubernetes Nginx GitHub Actions Cloudflare AWS Azure DevOps
Symfony Livewire Filament Rust Go Java Python Jenkins Terraform ``
I maintain and contribute to several open-source ecosystems focused on reusable packages, SDKs, developer tooling, internationalization, legacy modernization, and framework-agnostic applications.
- zpm-packages — A curated collection of reusable, production-ready PHP packages designed for the ZPM ecosystem.
- community-sdks — An open-source initiative providing client SDKs for popular APIs across multiple programming languages.
- i18n-audit — A multi-language toolkit for detecting missing, unused, and inconsistent translations in software projects.
- Legacy-Refactoring — A multi-language reference library of legacy code modernization patterns and refactoring examples.
- Play-Room — A lightweight, framework-agnostic game hub with reusable core packages and framework adapters.
- ApiDocsKit PHP — Developer tooling for structured API documentation in PHP applications.
- Entrix — A complete application built around a dedicated business workflow.
- Sportex — A sports-focused platform with domain-specific workflows and application logic.
- OpnApp — A complete web application built around a real-world use case.
- Simple Blog PHP CRUD — A structured PHP CRUD application focused on maintainable backend code.
Email: drsasaorasanin@gmail.com