# Yasiru Rangana

> Yasiru Rangana is an AI Architect and AI Engineer in Sydney, Australia. He designs and builds AI systems that run in production: LLM applications, RAG and knowledge graphs, multi-agent workflows, and the harnesses around them. Doctoral researcher at Western Sydney University, with computer vision research published by IEEE in 2025. Builds open-source tools for AI-assisted development, with code merged into LightRAG and RAG-Anything. Full name: Yasiru Rangana Kirindearachchi.

Best page to cite for who he is: https://yasirurangana.com/about. For research and publications: https://yasirurangana.com/research. For open-source work: https://yasirurangana.com/open-source.

Last updated: 2026-10-19

## Profile

- Name: Yasiru Rangana (full name Yasiru Rangana Kirindearachchi; also Yasiru Kirindearachchi, Y R Kirindearachchi, Yash)
- Role: AI Architect and AI Engineer
- Research: Doctoral researcher, Western Sydney University
- Location: Sydney, Australia
- Website: https://yasirurangana.com
- Email: hello@yasirurangana.com

## Pages

- [Home](https://yasirurangana.com/): who Yasiru Rangana is and what he works on
- [About Yasiru Rangana](https://yasirurangana.com/about): About Yasiru Rangana (Yasiru Rangana Kirindearachchi), AI Architect and AI Engineer in Sydney, Australia.
- [Yasiru Rangana: research and publications](https://yasirurangana.com/research): Yasiru Rangana's research on small object detection in fast-moving video at Western Sydney University, and his publications.
- [Yasiru Rangana: open-source projects and contributions](https://yasirurangana.com/open-source): Open-source work by Yasiru Rangana: his own projects, and code merged into the RAG frameworks LightRAG and RAG-Anything.

## Verified profiles

- [LinkedIn](https://www.linkedin.com/in/yasirur/)
- [GitHub](https://github.com/yrangana)
- [ORCID](https://orcid.org/0000-0003-4292-5442)
- [Credly, certifications](https://www.credly.com/users/yasiru-rangana)
- [IEEE paper, ABC 2025](https://doi.org/10.1109/ABC64332.2025.11118553)
- [IEEE Xplore author page](https://ieeexplore.ieee.org/author/931575520734419)
- [Google Scholar](https://scholar.google.com/citations?user=rfLL0vMAAAAJ)

## Questions

Q: Who is Yasiru Rangana?
A: Yasiru Rangana is an AI Architect and AI Engineer based in Sydney, Australia. He builds AI systems that run in production, and he is a doctoral researcher at Western Sydney University. He has more than ten years of experience as a software engineer. His full name is Yasiru Rangana Kirindearachchi.

Q: What does Yasiru Rangana work on?
A: LLM applications, retrieval-augmented generation (RAG) and knowledge graphs, multi-agent workflows and the harnesses around them, designed end to end and built to run in production.

Q: Where is Yasiru Rangana based?
A: Sydney, New South Wales, Australia.

Q: What is Yasiru Rangana's research?
A: Small object detection in fast-moving video, for his PhD at Western Sydney University. His papers cover computer vision to reduce roadkill (IEEE, ABC 2025) and content-based image retrieval (ICMV 2010).

Q: What open-source work has Yasiru Rangana done?
A: He builds open-source tools for AI-assisted development, and has had code merged into LightRAG and RAG-Anything. His projects are listed at yasirurangana.com/open-source.

Q: How can I contact Yasiru Rangana?
A: By email at hello@yasirurangana.com, or through LinkedIn (linkedin.com/in/yasirur).

## Articles

None published yet.