Hello everyone, I’m a Senior Software Developer with 8+ years of experience delivering production-ready solutions for clients around the globe. I love building scalable, innovative applications that blend artificial intelligence, blockchain, mobile, and modern web technologies. - AI/ML expertise: GPT-4, Claude, Llama, RAG, model fine-tuning, Hugging Face, DALL·E 3, MLflow, Weights & Biases, Jina AI, n8n, VAPI, FastAPI for ML serving - Full-Stack & **Mobile development**: React, Next.js, Node.js, NestJS, FastAPI, React Native, Flutter, iOS/Android apps - **Blockchain & Web3**: Solana (Rust, Anchor), Ethereum (Solidity, Hardhat), token launchpads, DeFi apps, audits - **Cloud & DevOps**: AWS, Azure, Docker, Kubernetes, CI/CD pipelines Successfully delivered 40+ AI, blockchain, and mobile projects, including chatbots, SaaS platforms, trading systems, and voice agents What you can expect from me: - Clean, well-documented, and scalable code that stands the test of time - On-time delivery with milestone-based progress - Flexible cooperation: fixed-price or monthly contracts I’ve spent 7+ years in IT companies, consistently exceeding client expectations, and I’m confident I can bring strong value to your project. Let’s chat, align on your goals, and make something amazing together! Reach me directly: WhatsApp: +1 503 935 6975 Telegram: @lucamartinez1111 Best regards.