AI engineer  ·  Perplexity AI Fellow & Ambassador  ·  Melbourne

Pugalenthi Magendran

I train, evaluate, and ship foundation-model systems. Master’s research at Monash, applied AI at Perplexity, and a live business on the side.

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Featured projects

Retinal Disease Classifier — FLAIR vision-language model for diabetic retinopathy and glaucoma detection
01
PyTorch FLAIR Computer Vision

Retinal Disease Classifier

Zero-shot and linear-probe transfer of foundation models for diabetic retinopathy and glaucoma. 0.92 AUROC with 5-20% labels. Full Monash thesis included.

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Forge — training data engine with LLM-as-judge evaluation, LoRA fine-tuning, and significance tests
02
Python MLX LLM-as-Judge

Forge

End-to-end training data engine: generate, evaluate with LLM-as-judge, detect contamination, fine-tune with LoRA, run significance tests. 184 tests, +16.8% ROUGE-1.

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GateCrown — AML/CTF compliance documentation service for Australian real-estate agencies
03
Product Vanilla JS AML/CTF

GateCrown

Compliance documentation service for Australian real-estate agencies facing new AUSTRAC AML/CTF obligations. 5-day customised programs.

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About

Short version. Long version is in the resume.

Pugalenthi Magendran at his Monash graduation

I’m an AI / ML engineer with a Master of Artificial Intelligence from Monash University. My research focus was foundation models for medical imaging — the Master’s thesis above compares four vision-language and self-supervised encoders against three retinal-disease benchmarks, with linear-probe transfer at 5–20% label budgets.

Currently a Fellow & Ambassador at Perplexity AI, where I prototype LLM agent workflows and dig into AI product strategy. Alongside that I ship engineering projects (Forge, an auth microservice) and run GateCrown, a small AML/CTF compliance business serving Australian real-estate agencies. I also write a serial publication of source-backed essays on the AI stack — 45 so far, roughly two a week.

Based in Melbourne. Open to AI / ML engineering and research roles at frontier labs, applied-AI teams, and well-funded startups. Also open to technical-cofounder conversations.

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Latest writing

Source-backed essays on what’s actually being built underneath the AI economy — chips, packaging, agents, edge inference, and a few things in between.

Read all 51 essays

Experience

Fellow & Ambassador — AI Product & Research

Perplexity AI

Feb 2025 — Present Current

Prototyping LLM agent workflows. Working on AI product strategy. Building no-code and low-code internal tools to automate analysis.

AI Researcher — Foundation Models

Monash University

Feb 2025 — Nov 2025

Ran zero-shot and linear-probe experiments with the FLAIR vision-language model for retinal disease detection. Built the full Python / PyTorch research pipeline from scratch.

Master of Artificial Intelligence

Monash University

2023 — 2025

Coursework in deep learning, NLP, computer vision, and reinforcement learning. Research focus: foundation models for medical imaging.

Venture Capital Analyst

1337 Ventures

Apr 2022 — Jul 2022

Researched ~400 Malaysian startups; categorised by sector, stage, and traction to map the early-stage ecosystem and support deal flow.

Also: DeepLearning.AI specialisations in ML, DL, and NLP · Google Data Analytics · 2023–2024

Let’s work together.

Got a project, a question, or just want to compare notes on the AI stack? Reach out.

[email protected]

Or send me a message directly