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About Me

AI Engineer / R&D intern, Year 2 CS student at SIM-University of Wollongong

I'm responsible for the AI side at Simplism.io, building and optimizing the chatbot pipeline. I benchmark, train and self-host models. I also built an in-house observability tool to monitor performance and evaluate response quality.

My biggest win so far is reducing chatbot response latency from 26.34 seconds to 8.4 seconds!

What I Work On

AI/ML
Building RAG pipelines and AI agents, training and integrating models, and optimizing model inference. LangGraph · LangChain · PyTorch
Cloud & Deployment
Deploying AI services and optimizing GPU usage within cloud limits. GCP · Docker · vLLM
Backend & Data
Building REST APIs, databases and data pipelines, automating workflows, and optimizing backend performance. Python · FastAPI · PostgreSQL
Evaluation & Reliability
Testing answer quality and citations, tracing failures, and measuring performance. LLMOps · LangSmith · Langfuse

Experience

  1. Sep 2026 – Present

    AI Research & Development Intern

    Simplism.io
    Simplism.io
  2. Jun 2026 – Aug 2026

    AI Engineer Intern

    Singapore Food Services
    Singapore Food Services
  3. 2025 – PresentExpected Sep 2027

    Bachelor's degree

    Computer Science

    Singapore Institute of ManagementUniversity of Wollongong Australia
    University of Wollongong (SIM)
  4. Sep 2022 – May 2023

    Data Science Intern

    National Youth Council Singapore
    National Youth Council
  5. 2020 – 2023

    Diploma

    Information Technology

    Republic Polytechnic
    Republic Polytechnic

Certifications

IBM
RAG and Agentic AI
IBM · JUL 2026
IBM
AI Engineering Professional Certificate
IBM · APR 2026
DEEPLEARNING.AI
Machine Learning Specialization
DeepLearning.AI · JAN 2026
UiPath
RPA Developer Foundation
UiPath · OCT 2022
Flowism trace explorer with demo identifiers, request timings and nested ML pipeline operations
Flowism
Python · PostgreSQL · MCP
Observability platform for my internship's ML pipeline, with MCP integration for AI assisted work
SafeWatch
Python · LangGraph · Supabase
Agents listen to Singapore subreddits for unreported crimes. Puts it on the map
Qwen logo
Local LLM Assistant
Python · LangGraph · SQLite · Telegram · Ollama · Qwen 0.8b
A fully local assistant for calendar, email, documents and task planning
Hugging Face logo
Multilingual Chatbot Translation
Python · FastAPI · vLLM · TranslateGemma · Docker
Built at Simplism.io to translate customer messages and chatbot replies with a GPU-hosted model
Data Labeller interface showing a customer message and category labels
Data Annotation Tool
Python · HTML · CSS · JavaScript
Just a small tool to help with my ML data curation
Agentic Portfolio home page with the greeting Hey, I'm Patrick!
Agentic Portfolio
Python · LangGraph · Supabase
The thing you're using now