Rohan S.

Building Production-Ready AI Agents, RAG Systems & Full-Stack SaaS Products | Top Rated | 100% JSS | $50K+ Earned I'm an AWS Certified AI Solutions & Full-Stack Engineer specializing in AI Agents, RAG systems, workflow automation, and scalable full-stack applications. I help startups and businesses turn ideas into production-ready products using Python, Node.js, React, AWS, and modern LLMs. [ WHAT I WORK ON ] AI Development & AI Agents Custom AI chatbots and AI Agents using OpenAI (GPT-4) and Claude API, RAG pipelines for document intelligence, LangChain-based AI Agents for workflow automation, and FastAPI backends for real-time AI applications. I've built RAG systems that turn messy internal docs into fast, accurate answers, one of the areas clients bring me in for most. Full-Stack Web Development React and Next.js frontends, Node.js and Python backends, REST and GraphQL APIs, Go microservices for high-performance needs, and full SaaS product builds from scratch to deployment. Whether it's a Node.js API layer or a Python service powering an AI Agent, I build it to scale from day one. [ LMS & eLEARNING PLATFORM DEVELOPMENT ] I also work on custom Learning Management Systems (LMS) and eLearning platforms for online education, employee training, and digital learning businesses. My LMS development work includes: - Custom LMS and eLearning platform development - Course creation, course management, and content delivery - Student, instructor, and administrator dashboards - Online quizzes, assessments, and assignment management - Student enrollment, progress tracking, and learning analytics - LMS backend development, database design, and API integrations - AI-powered learning assistants, chatbots, and knowledge retrieval - Responsive learning portals and scalable cloud deployments - LMS Development, Learning Management Systems, eLearning Platform Development - Online Learning Platforms, Course Management Systems - Learning Portals, and Educational Software Development. Whether you need a new LMS, enhancements to an existing learning platform, or AI capabilities integrated into an eLearning application, I can help build a solution aligned with your requirements. DevOps & Cloud Engineering AWS architecture and management (EC2, Lambda, ECS, RDS, S3, CloudFront), CI/CD pipelines with GitHub Actions, Docker and Kubernetes for containerization, Terraform and CloudFormation for infrastructure as code. As an AWS Certified engineer, I bring DevOps best practices into every build so it's production ready, not just demo ready. [ MY TECH STACK ] Frontend - React.js, Next.js, TypeScript, Tailwind CSS Backend - Node.js, Python, FastAPI, Go, REST, GraphQL AI & LLMs - OpenAI API, Claude API, LangChain, RAG, Pinecone, AI Agents Cloud & DevOps - AWS (Certified), Docker, Kubernetes, Terraform Databases - PostgreSQL, MongoDB, Redis, DynamoDB [ WHY CLIENTS STICK WITH ME ] I don't just deliver code, I take full ownership of the project. As an AI & Full-Stack Engineer, that means asking the right questions upfront, keeping you updated throughout, flagging issues before they become problems, and making sure everything is documented so you're never dependent on me to understand your own system. Got an idea, a problem, or a project you need built right? Let's talk, I offer a FREE 30-minute consultation to understand your needs before any commitment. Send me a message about your project or book the free consultation and I'll come back with a clear plan within a few hours.