Sohan lal Y.

I build production ready AI powered SaaS products web applications and scalable backend systems from architecture through deployment. I am a Senior Software Engineer with 14 plus years of experience in Full Stack and Mobile Application Development and 9 plus years of experience in Blockchain Engineering. I help startups scale ups and enterprise teams build secure scalable and maintainable software. My primary focus is AI native software SaaS platforms and modern web applications. AI AND LLM DEVELOPMENT I build AI powered applications including AI agents autonomous workflows AI assistants AI copilots RAG systems intelligent document processing and AI automation. My experience includes LLM integrations RAG knowledge bases vector databases embeddings semantic search tool calling function calling structured outputs context engineering and agent orchestration. I work with OpenAI Anthropic Claude Google Gemini and open source LLMs. FULL STACK AND SAAS DEVELOPMENT I build complete SaaS products and enterprise applications using React Next.js TypeScript Node.js NestJS Python FastAPI and Go. I have extensive experience with PostgreSQL MySQL MongoDB Redis REST APIs GraphQL WebSockets Webhooks microservices event driven systems and scalable backend architectures. CLOUD AND DEVOPS I design and deploy production systems using AWS Google Cloud Docker Kubernetes CI CD GitHub Actions and Linux with a focus on performance scalability security monitoring and reliability. BLOCKCHAIN AND WEB3 I also have 9 plus years of blockchain engineering experience including Solidity smart contracts EVM Ethereum DeFi wallets tokenization trading platforms blockchain integrations and private blockchain infrastructure. AI ASSISTED DEVELOPMENT I use modern AI coding tools including Claude Code Cursor GitHub Copilot and Codex for development debugging codebase analysis refactoring testing and documentation. I review and validate AI generated code to ensure production quality security and maintainability. WHAT I CAN HELP YOU BUILD AI powered SaaS platforms AI agents and automation systems LLM and RAG applications Enterprise AI assistants B2B SaaS applications Scalable APIs and backend systems Third party API payment and webhook integrations Cloud native applications Blockchain and Web3 platforms Existing product modernization and maintenance I can work independently or as part of an existing engineering team and take ownership from architecture and development through testing deployment and long term maintenance. My focus is simple: building reliable scalable software that solves real business problems.