# Janindu Gayanga

> Janindu Gayanga is a full-stack software engineer in Colombo, Sri Lanka, with 3+ years on production systems in iGaming, Fintech, E-commerce and EdTech. He works mostly in Node.js, TypeScript and Go on the backend and React/Next.js on the frontend. At BotCalm he is a Software Engineer and a core member of the team rebuilding a real-money gaming platform as Go microservices. In his own projects he builds AI features (RAG, tool-calling agents, MCP servers, evals in CI) and writes Terraform for AWS and GCP, tested on LocalStack and local emulators. He is open to on-site, hybrid or remote roles.

- Role: Full-Stack Software Engineer
- Location: Colombo, Sri Lanka
- Availability: Open to full-time Software Engineer and Senior Software Engineer roles, remote or in Colombo, and to freelance projects.
- Email: janindugayanga10@gmail.com
- Core stack: Node.js, TypeScript, Go, NestJS, React, Next.js, PostgreSQL, Redis, Kafka, AI/LLM (RAG, agents, MCP, evals), AWS, GCP, Docker, Kubernetes, Terraform

## Projects

- [AskLK: Bilingual AI Assistant with RAG, Agents and MCP](https://iamjanindu.com/projects/asklk-ai-assistant): Multi-tenant RAG assistant that answers in Sinhala or English, with citations. Showcase: https://github.com/jani358/asklk-AI-assistant-showcase. Full source available on request.
- [BookLK: Event-Driven Service Booking Marketplace](https://iamjanindu.com/projects/booklk-booking-marketplace): Multi-vendor booking with Kafka, a Go realtime service, payments and Kubernetes. Showcase: https://github.com/jani358/BookLK-showcase. Full source available on request.
- [QueueLK: Real-Time Queue Management for Clinics](https://iamjanindu.com/projects/queuelk-queue-management): Live queue display, phone page and Expo patient app in Sinhala, Tamil and English. Showcase: https://github.com/jani358/queuelk-showcase. Full source available on request.
- [ApplyWise: CV Tailoring Where Every Line Cites a Fact](https://iamjanindu.com/projects/applywise): Each line of a tailored CV cites a fact from your own CV, and a verifier removes the rest. Showcase: https://github.com/jani358/applywise-showcase. Full source available on request.
- [iGaming Platform: Go Microservices, Payments and Compliance](https://iamjanindu.com/projects/igaming-platform): Real-money gaming platform with 12,299 registered players, moving from a Node.js monolith to Go.

## Profile

- [Portfolio](https://iamjanindu.com): skills, experience, projects and contact
- [Full profile as plain text](https://iamjanindu.com/llms-full.txt): everything on this site in one file
- [GitHub](https://github.com/jani358)
- [LinkedIn](https://www.linkedin.com/in/janindu-gayanga-02ba60217/)