Bijay R.

Senior Full-Stack & AI Engineer (8+ Years). I build production-ready AI-powered SaaS, mobile apps, and enterprise systems using MERN, Next.js, and LLM integrations. I help startups and enterprises turn ideas into scalable products. My workflow is hyper-optimized using advanced AI tools (Cursor, Claude, Antigravity) to write, refactor, and debug code at unprecedented speed without sacrificing quality. Whether you need sophisticated LLM integration (OpenAI, Anthropic, LangChain) or a high-performance web app delivered ahead of schedule, I bring enterprise-level engineering to your team. What I Deliver: AI & LLM Solutions: RAG systems, AI chatbots, assistants, and workflow automation. Full-Stack Web: React, Next.js, Node.js, TypeScript, and scalable APIs (REST/GraphQL). Mobile Apps: Cross-platform development with React Native and Flutter. Cloud & DevOps: AWS, GCP, Azure, Docker, CI/CD pipelines, and serverless architecture. Track Record: 30+ projects delivered (SaaS, Enterprise Dashboards, MVPs). Top Rated Freelancer with a 5.0/5.0 rating. Expertise in the entire product lifecycle: Architecture → Development → Deployment → Scaling. Core Tech Stack: Frontend: React, Next.js, Vue.js, Angular, Tailwind, TypeScript. Backend: Node.js, NestJS, Express, Microservices. Databases: MongoDB, PostgreSQL, MySQL, Redis, Firebase. AI/ML: OpenAI, Google Vertex AI, Azure AI, LangChain. Why Work With Me? I combine deep engineering expertise with AI-driven efficiency to reduce development time and costs. I focus on clean code, performance optimization, and clear communication. Let’s Build Something Great. Message me with your project details. I’ll respond within a few hours with a clear plan, timeline, and budget.