I'm an AI & Backend Engineer with 4+ years of industrial experience building production GenAI systems across healthcare, banking, and automotive industries.
- 🧠 Deep expertise in RAG pipelines, voice AI (Twilio + OpenAI Realtime API), and LLM-driven automation
- ⚡ Shipping production-grade, cloud-native AI on Azure AKS, AWS, and GCP
- 🌍 Based in Sri Lanka 🇱🇰
| Domain | Technologies |
|---|---|
| AI / LLM | LangGraph · LangChain · OpenAI API · Hugging Face · RAG · Pydantic AI |
| Backend | Python · FastAPI · Node.js · NestJS · Flask |
| Data & ML | PyTorch · TensorFlow · Pandas · Scikit-learn |
| Databases | PostgreSQL · MongoDB · Qdrant · Redis |
| Cloud & DevOps | Azure AKS · AWS · GCP · Docker · Kubernetes |
| Tools | Git · GitHub Actions · uv · pre-commit · Twilio |
- Multi-Agent AI Systems - Designing and shipping orchestration pipelines with LangGraph, human-in-the-loop workflows, and real-time streaming
- RAG & Knowledge Systems - End-to-end retrieval-augmented generation with vector databases, embedding strategies, and evaluation frameworks
- Voice AI & Conversational Agents — Production voice automation with real-time speech APIs, call routing, and telephony integration
- Document Intelligence - Automated extraction, parsing, and analysis of complex documents using hybrid ML + LLM approaches
- Backend & API Engineering - Scalable, cloud-native APIs and microservices powering AI-driven products across healthcare, banking, and automotive
I'm open to collaborations, consulting, and freelance opportunities in applied AI and backend engineering.
lahiruprabhath099@gmail.com — always happy to connect!
