Hi there, I'm Luis Carbonel 👋

🚀 About Me

Software Engineer and Open Source Contributor specializing in enterprise-scale solutions, modern full-stack development, and developer tools.

🔭 What I'm Building

🤖 nlp2sql - Open Source

Enterprise-ready Natural Language to SQL converter with multi-provider AI support

• 🏢 Built for Enterprise: Handles databases with 1000+ tables
• 🤖 Multi-Provider: OpenAI, Anthropic, Gemini support
• ⚡ Production Ready: Advanced caching, async support, clean architecture
• 📊 Performance Focused: Benchmarking, schema optimization, vector embeddings

📸 ShotTech - SaaS Product

Production-ready screenshot API with modern full-stack architecture

• Backend: Kotlin + Ktor, Clean Architecture, PostgreSQL, Redis, Playwright browser pools
• Frontend: Next.js 15, TypeScript, Tailwind CSS, Shadcn/ui, Server Components
• Infrastructure: Docker, AWS S3, Stripe integration, webhook system
• ⚡ Performance: <2s response times, smart browser pooling, async job processing
• 🏢 Enterprise: 99.9% uptime SLA, rate limiting, comprehensive monitoring
• 🔐 Security: Multi-auth (JWT, API keys), audit logging, production-ready deployment

✍️ DevLach - Tech Blog

In-depth articles on Software Development, Design Patterns, DevOps, AI, and more

• 🚀 Latest: From QueryGPT Theory to Production - Building NLP2SQL Library
• ☕ Java Deep Dives: Virtual Threads synchronization in Java 24
• 🤖 AI & NLP: Converting Natural Language to SQL with LLMs
• 🏗️ Architecture: Spring Security, OAuth2, Clean Architecture patterns

🛠️ Tech Stack & Expertise

Backend Architecture

• Languages: Kotlin, Python, TypeScript/JavaScript
• Frameworks: Ktor, Next.js 15, FastAPI
• Architecture: Clean Architecture, Hexagonal Architecture, Domain-Driven Design
• Databases: PostgreSQL, Redis, HikariCP connection pooling
• Infrastructure: Docker, AWS S3, production-ready deployments

Frontend & Full-Stack

• Modern React: Next.js 15 App Router, Server Components, Server Actions
• UI/UX: TypeScript, Tailwind CSS, Shadcn/ui, Responsive design
• State Management: React hooks, optimistic updates, real-time polling
• Authentication: Clerk, JWT integration, multi-provider support

AI & Integration

• AI Providers: OpenAI, Anthropic, Google Gemini APIs
• Data Processing: Vector embeddings, schema optimization, async processing
• External Services: Stripe billing, webhook systems, browser automation (Playwright)

DevOps & Production

• Containerization: Docker, multi-stage builds, Docker Compose
• Monitoring: Health checks, metrics, comprehensive logging
• Performance: Browser pooling, caching strategies, rate limiting

🌟 Philosophy

"While others focus on quick solutions, I build for the long term. Clean architecture, comprehensive testing, and developer-first design aren't just buzzwords—they're my foundation."

Production-First Mindset: From idea to enterprise deployment, I architect systems that scale Developer Experience: Beautiful APIs, comprehensive docs, and tools developers actually enjoy using Modern Stack: Leveraging cutting-edge technologies like Next.js 15, Kotlin, and multi-provider AI integration

📈 Open Source Impact

Building tools that developers actually use in production environments:

• 🔄 Multi-provider AI integration (no vendor lock-in)
• 📊 Enterprise-scale databases (1000+ tables support)
• ⚡ Performance-focused solutions with real benchmarks
• 🏗️ Clean, maintainable, testable codebases
• 🚀 Production-ready with Docker, monitoring, and comprehensive docs

💼 SaaS Experience

Full-stack product development from concept to production:

• 🏗️ Backend Engineering: Kotlin + Ktor, async processing, browser automation
• 🎨 Frontend Development: Next.js 15, modern React patterns, real-time UI
• 💳 Business Integration: Stripe billing, webhook systems, usage analytics
• 🚀 DevOps: Docker deployment, monitoring, production scaling

🤝 Let's Connect

• 💼 LinkedIn: luiscarbonel91
• 📧 Email: devhighlevel@gmail.com
• 🌐 Website: DevLach
• 📸 Product: ShotTech API

📝 Knowledge Sharing

I share development insights and deep-dives through DevLach Blog:

• 🚀 AI & NLP: Deep dives into QueryGPT, LLMs, and Natural Language Processing
• ☕ Java Expertise: Advanced topics like Virtual Threads, JVM internals
• 🏗️ Software Architecture: Clean Architecture, Design Patterns, Spring ecosystem
• 🔧 DevOps & Tools: SSH configuration, Testing practices, OAuth2 implementations

💞️ Looking to Collaborate On

• 🚀 Enterprise-scale open source projects
• 🤖 AI-powered developer tools
• 🏗️ Clean architecture implementations
• 📝 Technical writing and knowledge sharing
• 📊 Performance optimization challenges

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⭐ Fun fact: I believe in building tools that make developers' lives easier, one clean API at a time!