Lavita P.

Full Stack & AI Engineer | React | Next.js | Python | .NET | Claude ⚡ Top Rated Plus Full Stack & AI Engineer | 10+ Years | React • Next.js • TypeScript • Python • .NET • Claude AI | Available Now 🤖 Building production-ready SaaS platforms, AI products, AI agents, LLM applications and enterprise web systems, built to run in production, not just look good in a demo. 🚀 React.js • Next.js • TypeScript • Python • FastAPI • Node.js • ASP.NET Core • C# • OpenAI • Claude • RAG • MCP • AWS • Azure 👉 WHAT YOU GET ✔️ Senior ownership from day one: architecture, development, integrations, testing, deployment and ongoing improvements, for new products, existing codebases and legacy systems. ✔️ AI-powered development done properly: I use Claude Code, Cursor, Windsurf, GitHub Copilot and Codex for planning, implementation, debugging, refactoring and testing. I move faster with AI, but I review, test and validate every line before it reaches production. ✔️ Business-first engineering: I understand the problem, choose the right technical approach and deliver software that can actually scale. 👉 ACHIEVEMENTS ✔️ 10+ years as a full stack developer and AI engineer, with Top Rated Plus status on Upwork. ✔️ Delivered SaaS platforms, AI products and enterprise applications for startups and established businesses. ✔️ Built LLM-powered features, AI agents and RAG systems using OpenAI, Claude, Gemini, LangChain and LangGraph. ✔️ Comfortable with unclear requirements, tight MVP deadlines, legacy systems and greenfield products. 👉 WHERE I DELIVER ✔️ As an AI developer: LLM applications, AI agents, agentic workflows, RAG, intelligent search, document processing and AI automation using OpenAI, Claude, Gemini, LangChain, LangGraph, MCP, embeddings, vector databases and function calling. ✔️ As a SaaS developer: multi-tenant SaaS platforms, dashboards, admin panels, subscriptions, payments and business workflow tools. ✔️ As a full stack web developer: React, Next.js, TypeScript and Tailwind CSS front ends with fast, secure, scalable back ends. ✔️ As a backend developer: Python, FastAPI, Node.js, ASP.NET Core and C# with REST/GraphQL APIs, microservices and third-party integrations. ✔️ As an automation engineer: AI-powered workflows, business process automation, API integrations and internal tools that save your team time. ✔️ As a cloud and DevOps-minded engineer: AWS, Azure, Docker, Kubernetes and CI/CD for reliable, repeatable deployments. 👉 INDUSTRY IMPACT ✔️ AI Products & Generative AI: chat assistants, AI agents, semantic search and smart document tools. ✔️ SaaS & Subscription Platforms: multi-tenant architecture, billing, roles and admin tools. ✔️ Enterprise Applications: internal systems, dashboards, reporting and workflow automation. ✔️ MVP & Startup Products: fast, clean builds that are ready to grow after launch. 👉 HOW I BUILD ✔️ Frontend: React, Next.js, TypeScript, Tailwind CSS ✔️ Backend: Python, FastAPI, Node.js, ASP.NET Core, C# ✔️ AI: OpenAI, Claude, Gemini, AI Agents, RAG, MCP, LangChain, LangGraph ✔️ Data: PostgreSQL, MongoDB, SQL Server, Redis, vector databases ✔️ Cloud: AWS, Azure, Docker, Kubernetes, CI/CD ✔️ Process: understand the problem → design the architecture → build in clear stages → test → deploy → improve Planning a SaaS platform, AI product, AI agent or enterprise application, or need a senior engineer to fix and scale an existing one? Send me your requirements or your current product. I'll tell you what I would change, how I would build it and where the main technical risks are. Let's connect! ☎️ AI Developer - `AI Agents, LLM Apps & RAG Development Full Stack Developer - React, Next.js & Python Full Stack SaaS Developer SaaS Developer - Multi-Tenant SaaS Platform Development .NET Developer ASP.NET Core & C# Enterprise Application Developer Automation AI Workflow Automation & API Integration Specialist