Preeti S.

Full-Stack AI Developer |Laravel, Node.js, RAG & AI Agents | Top Rated

🚀 AI Engineer | AI Agents | RAG | Full-Stack SaaS I build production-ready AI products, not just API demos. I help startups and businesses build, launch, and scale AI SaaS platforms, AI agents, RAG systems, intelligent automation, AI assistants, and full-stack web applications that real users can rely on every day. With 8+ years of professional software development experience, I handle the complete product lifecycle from architecture and AI integration to backend development, frontend, cloud deployment, optimization, and ongoing support. ⭐ Top Rated Freelancer ⭐ 100% Job Success Score ⭐ $100K+ Earned on Upwork ⭐ 8+ Years of Professional Experience 🤖 AI Development & LLM Engineering I design and develop practical AI systems using modern LLMs and production-grade architectures: • AI Agents & Agentic Workflows • Multi-Agent AI Systems • AI Assistants & AI Copilots • AI Customer Support & Sales Agents • AI Research & Automation Agents • LLM Integration & Custom AI Features • Prompt Engineering & Structured Outputs • AI Workflow Automation • Conversational AI & Chatbots • AI-powered SaaS Applications 🧠 RAG, Knowledge Bases & Vector Search I build reliable RAG pipelines that connect LLMs with your private business data. • Retrieval-Augmented Generation (RAG) • Document AI & PDF Processing • Knowledge Base Development • Semantic & Hybrid Search • Embeddings & Metadata Filtering • Document Q&A Systems • Vector Search & Retrieval Pipelines • Context Management & AI Memory 💻 Full-Stack SaaS Development I can take an AI product from architecture to production, including: Frontend: React.js, Next.js, TypeScript, Vue.js, Angular, Tailwind CSS Backend: Node.js, NestJS, Laravel, PHP, Python, FastAPI, Django, Express.js Databases: PostgreSQL, MySQL, MongoDB, Redis, Supabase, Firebase APIs: REST APIs, GraphQL, WebSockets, Microservices Authentication & Security: OAuth, JWT, RBAC, Authentication & Authorization ☁️ Cloud, Deployment & DevOps I don't stop at development. I can deploy and maintain production systems using: AWS • Google Cloud (GCP) • Azure • Docker • Kubernetes • GitHub Actions • CI/CD • Linux • Nginx • Vercel • Cloudflare • DigitalOcean 🔗 API & Third-Party Integrations I've worked with a wide range of business and SaaS integrations, including: Stripe • PayPal • Razorpay • Twilio • WhatsApp Business API • Shopify • WooCommerce • Google APIs • Microsoft APIs • Slack • Zoom • HubSpot • Salesforce • SendGrid • Mailgun • AWS S3 • Google Maps 🏗️ Products I Build • AI SaaS Platforms • AI Agents & Automation Systems • RAG & Enterprise Knowledge Bases • CRM & ERP Systems • HR & Recruitment Platforms • Marketplaces • E-commerce Platforms • Booking & Appointment Systems • Subscription Platforms • Admin Dashboards • Analytics & Workflow Platforms • Custom Business Applications Why clients work with me ✔ Production-ready architecture ✔ AI engineered around real business workflows ✔ Scalable backend and database architecture ✔ Clean, maintainable code ✔ Secure authentication and API design ✔ Cloud deployment and CI/CD ✔ Performance optimization ✔ Responsive communication ✔ Long-term development and support I don't build AI features just because AI is trending. I focus on where AI actually creates business value automating workflows, improving decision-making, reducing manual work, giving users better access to information, and creating products that can scale. If you're looking for an AI Engineer, AI Agent Developer, RAG Developer, or Full-Stack Developer to turn an idea into a production-ready product, let's discuss what you're building. Keywords: AI Engineer, AI Developer, Full-Stack AI Engineer, AI Agent Developer, AI Agent Development, AI Agents, Agentic AI, Autonomous AI Agents, Multi-Agent Systems, Multi-Agent AI, AI Automation, AI Workflow Automation, AI Automation Developer, AI Assistant, AI Copilot, AI Chatbot, Conversational AI, Generative AI, Generative AI Developer, LLM Developer, LLM Development, LLM Integration, Large Language Models, Custom AI Development, AI Application Development, AI Product Development, AI SaaS, AI SaaS Development, AI SaaS Developer, Python Developer, Python Development, FastAPI Developer, FastAPI Development, Django Developer, Node.js Developer, Node.js Development, NestJS Developer, Laravel Developer, Laravel Development, PHP Developer, React Developer, React.js, Next.js Developer, Next.js, TypeScript Developer, TypeScript, JavaScript, REST API, REST API Development, GraphQL, WebSocket, Microservices, API Development, API Integration, PostgreSQL, MySQL, MongoDB, Redis, Supabase, Firebase, AWS,WhatsApp Business API, Google APIs, Microsoft APIs, Slack API, Zoom API, HubSpot Integration, Salesforce Integration, Shopify Integration, E-commerce Development, CRM Development, ERP Development, HRMS Development, Marketplace Development, Booking System Development, Workflow Automation, Business Automation, Admin Dashboard Development, Analytics Platform Development.