Senior Software Engineer with 6+ years of experience building scalable web applications, SaaS platforms, e-commerce systems, and high-traffic backend solutions.
I specialize in Laravel, PHP, backend architecture, real-time systems, API integrations, performance optimization, and production systems.
- Senior Software Engineer specializing in Laravel, PHP, and .NET
- 6+ years of experience building scalable web applications, SaaS platforms, e-commerce systems, and backend services
- Experienced in developing and optimizing products serving 2M+ users
- Strong experience in Laravel-based backend architecture, REST APIs, queues, events, integrations, and real-time systems
- Experienced in building B2B and B2C multi-vendor e-commerce platforms
- Built advanced e-commerce features including payments, shipping, wallets, inventory, bundles, offers, coupons, ads, and product variations
- Passionate about Real-Time Systems using WebSockets, Pusher, Laravel Echo, and MQTT
- Experienced in integrating payment gateways, shipping providers, SMS services, WhatsApp APIs, and third-party platforms
- Built WhatsApp multi-agent systems with conversation tracking, agent assignment, and response management
- Experienced with cloud storage, file management, access permissions, expiring URLs, and large-file workflows
- Strong focus on performance optimization, database/query optimization, reliability, and production issue resolution
- Experienced in Docker, Redis, AWS, GCP, Linux servers, Nginx, CI/CD, and cloud deployment
- Experienced in legacy system migration, data synchronization, data import/export, and system integrations
- Team leadership experience with a track record of improving development delivery and team productivity
- Strong believer in SOLID principles, clean architecture, maintainable code, testing, and pragmatic engineering
- Using Generative AI, LLMs, and AI-assisted development to improve productivity and build smarter applications
- Scalable Backend Architecture
- Real-Time & Event-Driven Systems
- AI-Assisted Software Development
- LLM & AI Application Integration
- Performance Engineering & Optimization
- Clean Architecture & Software Design
- Distributed Systems & Backend Integrations
- Data Migration & Synchronization
- Developer Automation & AI-Powered Workflows
- Backend Architecture & System Design
- High-Traffic & Scalable Systems
- Event-Driven Architecture
- Real-Time Communication
- API Design & Third-Party Integrations
- Database Design & Query Optimization
- Distributed & Asynchronous Processing
- Legacy System Modernization
- Data Migration & Synchronization
- Automated Testing & Code Quality
- AI-Powered Software Development
- PHP • Laravel
- C# • .NET • ASP.NET Core
- Node.js
- REST APIs • Webhooks • Queues • Events • Jobs
- Redis • MySQL • PostgreSQL • MongoDB • SQLite
- AWS SQS • WebSockets • Laravel Echo • Pusher • MQTT
- React • TypeScript • Vue.js
- Tailwind CSS • Inertia.js • Vite
- JavaScript • HTML • CSS
- Generative AI • LLMs • AI-Assisted Development
- AI APIs & LLM Integration
- Prompt Engineering
- Claude Code • GitHub Copilot
- Docker • Linux • Nginx • Apache
- Git • GitHub • GitLab • Git Submodules
- GitHub Actions • Azure DevOps / Pipelines
- AWS • GCP • DigitalOcean • Hetzner
- CI/CD • Cloud Deployment
- Pest • PHPUnit
- PHPStan • Larastan
- Deptrac
- Test-Driven Development
- Automated Testing • Static Analysis
- Payment Gateway Integrations
- Shipping API Integrations
- WhatsApp API
- SMS Providers
- Third-Party APIs
- Web Scraping
- Data Import / Export
- AWS S3
- GCP
- pCloud
- Cloud Storage Integration
- File Permissions
- Expiring URLs
- Large File Management
A SaaS platform for e-commerce stores focused on real-time customer engagement and marketing-driven experiences.
Highlights:
- Real-time interactive notification cards
- Dynamic customer engagement workflows
- Real-time communication
- Marketing-focused UX
- Built with Laravel, FilamentPHP, Redis, and WebSockets
A real-time notification and remote card system designed for scalable and customizable e-commerce experiences.
Highlights:
- Laravel backend
- TypeScript frontend
- Real-time communication
- Customizable notification engine
- Event-driven workflows
A B2B/B2C multi-vendor marketplace platform with advanced commerce workflows.
Features included:
- Product and vendor management
- Orders and purchasing workflows
- Ads manager
- Reels
- Offers and coupons
- Payments
- Shipping
- Wallets
- Inventory management
- Bundles
- Product variations
A WhatsApp-based communication platform supporting multi-agent customer service workflows.
Capabilities:
- WhatsApp API integration
- Multi-agent support
- Customer conversation tracking
- Agent assignment
- Agent-based response management
- Real-time communication
A real-time communication bridge between a Laravel backend and Flutter agents.
Capabilities:
- Laravel command server
- MQTT-based communication
- Remote command execution
- Real-time agent status reporting
- Designed for reliable IoT-style communication
A cloud-based file management workflow supporting large files and controlled access.
Capabilities:
- Large-file management
- Web scraping workflows
- AWS S3 and pCloud integration
- File permissions
- Expiring URLs
- Cloud storage workflows
- Optimized high-traffic e-commerce systems and resolved critical concurrent order-processing issues
- Worked on products serving 2M+ users
- Led development teams and improved delivery speed by 20% over 6 months
- Built multi-vendor B2B/B2C marketplace solutions
- Integrated multiple payment gateways including STC, Mada, PayPal, Fawry, Stripe, and PayTabs
- Built real-time communication systems using Pusher, WebSockets, and MQTT
- Built WhatsApp-based multi-agent customer service systems
- Designed cloud-based file management and storage workflows
Faculty of Graduate Studies for Statistical Research (FGSSR), Cairo University
2024 – 2026
Information Technology Institute (ITI)
Senior Laravel Developer
- Back-end (.NET Core) Diploma
- Advanced Test-Driven Development
- Webmaster Diploma — Vue.js & Laravel
- LinkedIn: linkedin.com/in/husseinzaher
- Email: husseinzaher@outlook.com
- GitHub: github.com/husseinzaher
- Portfolio: people.bayt.com/husseinzaher
“Keep learning. Keep shipping. Keep improving.”