Welcome to my technical portfolio showcasing production-ready applications and architectural implementations. This repository contains comprehensive documentation for various projects demonstrating expertise in Go development, distributed systems, and modern software architecture.
This repository serves as a centralized hub for technical documentation across multiple projects. Each project represents different aspects of software development, from REST APIs to event-driven microservices architecture.
A comprehensive digital loyalty platform REST API
- Technology Stack: Go 1.24, Chi HTTP router, PostgreSQL with PostGIS, Supabase Auth
- Key Features: Digital stamp cards, NFC integration, geolocation services, notification system
- Architecture: Clean architecture with repository pattern, OpenAPI 3.0 specification
- Status: Production-ready with comprehensive API documentation
Highlights:
- 50+ RESTful endpoints with JWT authentication
- Geospatial data handling with PostGIS
- NFC-based stamp collection system
- Multi-reward redemption logic
- Automated notification system
Production-ready event-driven microservices for ticket booking system
- Technology Stack: Go 1.24, PostgreSQL, Redis, Docker, Kubernetes, OpenTelemetry
- Key Features: Event sourcing, CQRS, Saga pattern, distributed tracing
- Architecture: Event-driven microservices with comprehensive observability
- Status: Reference implementation of modern distributed systems patterns
- Repository: GitHub Repository
Highlights:
- Event sourcing with immutable event store
- CQRS pattern for optimal read/write performance
- Outbox pattern for guaranteed message delivery
- Saga pattern for distributed transaction management
- Comprehensive observability with OpenTelemetry
📖 Read Full Documentation | 🔗 View Source Code
RESTful API service for appointment booking and vendor management
- Technology Stack: Go 1.22, Gin framework, PostgreSQL, GORM, Supabase Auth
- Key Features: Appointment management, vendor/designer profiles, portfolio showcase
- Architecture: RESTful API with role-based access control
- Status: Production-ready with 3.5+ years of active development
Highlights:
- 20+ RESTful endpoints with role-based access
- SMS-based phone verification system
- Portfolio management and review system
- Comprehensive test coverage
- Docker containerization with CI/CD
- Go/Golang: Production applications with modern Go features (1.22-1.24)
- RESTful APIs: Comprehensive API design with OpenAPI specifications
- Database Design: PostgreSQL with advanced features (PostGIS, JSONB)
- Authentication: JWT-based auth with Supabase integration
- Event-Driven Architecture: Event sourcing, CQRS, message-driven communication
- Microservices: Distributed systems with service discovery and communication
- Clean Architecture: Separation of concerns with dependency injection
- Domain-Driven Design: Bounded contexts and aggregate design
- Containerization: Docker and Docker Compose implementations
- Observability: OpenTelemetry, Prometheus, Grafana, structured logging
- CI/CD: Automated testing and deployment pipelines
- Database Migrations: Schema management with migration tools
- Geospatial Services: Location-based features with PostGIS
- Real-time Communication: Event-driven messaging with Redis
- Security: Rate limiting, CORS, input validation, secure NFC handling
- Performance: Optimized queries, connection pooling, horizontal scaling
| Project | Duration | Endpoints | Database Tables | Status |
|---|---|---|---|---|
| Tamp | ~1 year | 50+ | 15+ | Production |
| Event-Driven Architecture | ~1 year | 30+ | 20+ | Reference Implementation |
| Mapsy Server | 3.5+ years | 20+ | 5+ | Production (v0.9.94) |
- Scalable Architectures: All projects designed for horizontal scaling
- Production Readiness: Comprehensive testing, monitoring, and error handling
- Modern Practices: Event-driven design, microservices, and cloud-native approaches
- Developer Experience: Auto-generated code, comprehensive documentation, and tooling
- Digital Transformation: Modernized traditional business processes
- Customer Engagement: Automated systems for user interaction and retention
- Operational Efficiency: Reduced manual processes through automation
- Data Insights: Comprehensive tracking and analytics capabilities
- Tamp Documentation - Digital loyalty platform
- Event-Driven Architecture - Microservices reference
- Mapsy Server Documentation - Appointment booking system
All documentation follows consistent standards:
- Comprehensive Overview: Project context, goals, and business value
- Technical Architecture: Detailed stack, patterns, and design decisions
- Implementation Details: Code examples, database schemas, and API specifications
- Deployment & Operations: Infrastructure, monitoring, and maintenance
- Lessons Learned: Best practices, challenges overcome, and future improvements
This portfolio demonstrates expertise in:
- Backend Development: Go, PostgreSQL, Redis, microservices
- Architecture Design: Event-driven, distributed systems, clean architecture
- DevOps & Infrastructure: Docker, Kubernetes, monitoring, CI/CD
- API Design: RESTful APIs, OpenAPI, authentication, security
For technical discussions, collaboration opportunities, or questions about any of these implementations, feel free to reach out.
Last Updated: January 2025
Repository: Technical Portfolio & Project Documentation