Lemuel Lee
lemuellee.kl@gmail.com
linkedin.com/in/lemuelkl github.com/lemuelkl lemuellee.com
International quantitative experience across public, private, and academic domains
Experience
Zendo Energy
Deep tech startup building the AI 'Energy OS' for data centers
London
May - Sep 2025
Researcher (industry thesis)
Built forecasting and clustering models for data centre energy demand to manage tariff risk, carbon intensity, and capacity planning
Joined in pre-seed round (€2M, Fly Ventures, Octopus Ventures, Pact VC)
Low Carbon Contracts Company
Regulatory counterparty to the UK government CfD scheme
London
May - Sep 2023
Quantitative Developer Intern
Contributed to a PySpark Monte Carlo electricity market cashflow and risk model, helping reduce government energy levies and reserve requirements
Built Databricks AutoML pipeline for interconnector modelling with automated model selection and retraining
Delivered audit-ready JIRA documentation and executive-level presentations
Shatin Pui Ying College
Hong Kong
Jun - Aug 2022
Fullstack Developer
Architected, developed, and deployed an e-ticketing system using Quasar Vue.js and Supabase, serving over 6,000 individuals to date
Engineered scheduling algorithms for school timetabling and admin tasks
Jul - Aug 2022
Mar - Aug 2021
Mathematics and Physics Programmer
Developed internal tooling, contributing to a TypeScript DSL for question bank generation (typesets, graphs, 3D graphics) and prototyping a Haskell-Pandoc web service for markup conversion
Featured in Sing Tao Headline, February 2022
The University of Hong Kong
Hong Kong
2021 - 2023
Teaching Assistant
Courses: COMP1117, ENGG1330, ENGG1340
Topics: Python, C/C++, data structures & algorithms, Unix, separate compilation
Education
Imperial College London
2024 - 2025
MSc Environmental Data Science and Machine Learning
Industry thesis: Decarbonising Computing Power
The University of Hong Kong
2020 - 2024
BEng Computer Science, spc. AI & Robotics
Thesis: Deep Graph Learning on Corss-border Electricity Trading
Faculty Peer Mentor for first-year engineering students
Staff-Student Consultative Committee student representative
Royal Holloway, U. of London
2023
Academic Exchange
Fully funded by HKU Worldwide Undergraduate Student Exchange Scholarships
Open Source Contributions
✴ 3,747
Nixtla/neuralforecast
Scalable and user friendly neural forecasting algorithms
✴ 568
EnergieID/entsoe-py
Python client for the ENTSO-E API
✴ 1,429
raft/raft.github.io
Website of the Raft consensus algorithm
✴ 90,258
tailwindlabs/tailwindcss
A utility-first CSS framework for rapid UI development
✴ 3
d-mok/MathTree
DSL for generating maths MCQ typesets
✴ 3,734
ther0n/UnnaturalScrollWheels
Mouse movement and scroll customiser for macOS
Competitions
Jane Street Capital
Electronic Trading Challenge, 2nd Built a high-frequency Python trading bot using order book analysis and mean reversion strategies Jane Street Capital
Estimathon Team-based contest on trivia, game theory, and mathematical thinking Algogene
Algo Crypto Trading Challenge, Finalist Top bracket performer in a 5Y backtest & 3M live test with statistical strategy under the random-walk model J.P. Morgan
Code For Good Developed and pitched a job-shadowing web app for Junior Achievement Hong Kong Morgan Stanley
Scrum Master Competition, Winner Fast-paced team-based town-planning emulation game played in the Scrum methodology The University of Hong Kong
6th InnoShow, Selected Project Offensive cyber-security Unity game featuring an emulated Linux shell, file-system, networking, and users City University of Hong Kong
Mini Robotic Car Competition, 2nd Designed, 3D-printed, soldered an Arduino robotic car, and coded an Android app for remote control via Bluetooth LE TiG (ASUS sponsored)
Hong Kong CS 1.6 Retro LAN Showmatch 2023, Invitee Competed in a round-robin 5v5 CS 1.6 showmatch with professional players and streamers
Coursework
Final-year undergraduate thesis project
Corss-border electricity trading modelling with spatial-temporal graph NNs: GATs, STGCN, and Transformer
Computational Mathematics
Python ODE solver by Taylor expansion and piecewise polynomial interpolation
Numerical Programming in Python
Monte Carlo simulation of magnetic quasi-particle for stable energy configurations
Machine Learning
Statistical image classifier with HOG, SVM, and PCA at global top 10% accuracy (at the time)
Deep Learning
Sequence-to-sequence model for time-series imputation, with features derived from statistical heuristics
Data analytics for IoT
Statistical time-series acoustic sensing of in-door human presence with autocorrelation and Fourier analysis
Artificial Intelligence
Pacman AI with Bayesian Networks, Hidden Markov Models, and Particle Filters
Software Language Engineering
External DSL for 3D CAD with BNF parser, elided Structural Operational Semantics rules, and interpreter in action semantics powered by JavaFX
Principles of Operating Systems
C Linux shell with program execution, signals, background processes, piping, and process statistics
Distributed and Parallel Computing
Multiplayer card game in JavaFX, Java RMI, and JMS and an image processor using AWS SQS, EC2, and S3