Hi! I'm Hiu Yan Kwok :)
I build software and AI systems.

curious by default, builder by trade.

Seeking Winter/Summer 2027 SWE, backend, and AI-infrastructure internships

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Or ask , my personal chatbot, to send me a message or book a call. :)

Featured case studies

Research & AI infrastructure

Matter Lab

Agent Memory Research · UofT · 2026

Built a persistent scientific-memory subsystem and a reproducible evaluation harness.

Bedrock Prompt Router

Cost-Aware LLM Routing on AWS · 2026

Deployed the router on AWS and tested how its cache behaves under skewed traffic.

Agora Village

Independent Research · 2026

Shipped a playable agent economy with durable runs and recorded trade decisions.

Software & agent systems

CAVE - Clean Architecture Visualizer

Developer · Prof. Paul Gries · May–Aug 2026

Shipped a violation-finding feature in a tool used by 500+ CSC207 students.

Agora Evals

LLM Evals & Observability · Independent Research · 2026

Ran an initial cross-model pilot that found differences in trading and wealth inequality.

Helium (hiu-LLM)

RAG · Booking · Messaging · 2026

Shipped a site assistant that answers from portfolio sources and handles contact and booking.

More projects

Cybermetrics

Baseball Analytics Platform · FTL '25

Delivered a live baseball analytics platform for a real client with a five-person team.

Wedding Photography Invoice Planner

Cursor Hackathon · 2026

Built a transcript-to-invoice flow during a hackathon sprint.

Portfoliocurrently viewing

Personal Website · 2026

Shipped the site you are browsing, with case studies and an embedded assistant.

ShieldClaw

Winner · OpenClaw × GOAT Network Hackathon · 2026

Won the hackathon with an agent that scans for vulnerabilities and bills per finding.

Earshot

Daytona HackSprint w/ Braintrust · SF · 2026

Built an accessibility agent that finds, fixes, and verifies issues in a browser.

Predicting Student Correctness

Course Project · CSC311 · 2026

Trained and evaluated an autoencoder on a student-response matrix with 94% missing data.

PayRail

Payment API · Java / Spring Boot · 2026

Verified concurrent payment retries and balanced ledger entries with integration tests.

More experience

BW Lab

Machine Learning Research · Fall 2026

Developing controlled probes to test what vision models encode and use.

Royal Bank of Canada

Data Analyst · 2026

Documented the customer-data platform’s SOAP-to-REST migration.

Sun Life Financial

Risk Analyst · 2025

Assessed vendor-risk exposure for the enterprise risk team.