---

This is a personal record of the more important programming related events in my life. This page was heavily inspired by Tudor's page.

2025

August

• Started fulltime at Camel Capital!

May

• Graduated with the highest GPA from University of Waterloo Software Engineering, class of 2025.

2024

September

• Started working on my fourth-year design project, beanawhile, an app that lets you share future travel plans with your friends to coordinate meetups while travelling.

June

• Started a 3-month co-op at 🏰🔒.

January

• Started a 4-month co-op at 🐪.

2023

May

• Started a 4-month co-op at Jane Street Capital.

2022

September

• Started a 4-month co-op at Snowflake on the Database Query Engine Team.

February

• Released my DMOJ Rating Predictor Chrome extension on the Chrome web store after adding the ability to predict private scoreboard contests.
• Ported my DMOJ Rating Predictor Chrome extension as a Firefox Add-on.

January

• Started a 4-month co-op at SAP SE on the Query and Processing Team.

2021

August

• Started a blog and wrote a post reversing my smart water bottle.

June

• Authored problems for my first Codeforces Round, where over 18 000 participants joined.

May

• Refactored a lot of the rating predictor code, adding the ability to predict ratings for user-uploaded contest JSONs.
• Started a 4-month co-op at Wish (ContextLogic Inc.) on the Marketplace and Logistics Team.

April

• Spent 2.5 months mining for a Tor Onion v3 vanity address for this website: evanzhanglvinaengh2az5hcntvolh2tu6rv2rt5pqo2lif7xiacuqid.onion

January

• Created my first AUR package for Abeluna.

2020

December

• Reconfigured a bunch of programs to provide a more consistent desktop feel.
• Completely overhauled this website with a new design.
• Set up Authelia as an authentication server for all my microsites.
• Created Abeluna, a simple GUI to-do/task manager with CalDAV and synchronization support.

August

• Set up Pi-hole on a home server to remove intrusive ads via DNS resolving.

July

• Got addicted to Capture the Flag (CTF) competitions, and played a bunch of Jeopardy and Attack & Defense CTFs.
• Hosted my own Capture the Flag competition on the DMOJ.

June

• Graduated from high school, and got accepted into UWaterloo Software Engineering.
• Rejected UWaterloo Computer Science offer and the René Descartes National Scholarship.

May

• Participated in the Canadian Computing Olympiad (CCO) a third time and got silver.
• Completed all levels of the Google Foobar challenge.
• Hosted the 2020 ECOO contest on a heavily modified version of the MCPT online judge. Over 700 participants competed online.

March/April

• Contributed extensively to the DMOJ.

March

• Set up CI/CD environments for a bunch of small projects, such as testcase-generator and django-discord-integration.
• Learned Docker by dockerizing the DMOJ site.
• Set up a home server for storing data.
• Wrote a Chrome extension for my rating predictor.

2019

November

• Went to fourth hackathon - ETHWaterloo 2019.

September

• Went to third hackathon - Hack The North 2019.
• Competed in PicoCTF. Placed first in Canada and fifth globally.

May

• Went to second hackathon - PCHacks 2019. Created PCTeacher and won third place.
• Participated in the Canadian Computing Olympiad (CCO) again and got silver.
• Worked on a side project at the CCO - Climb To Grace - a vertical platformer game for ICS4U.
• Set up an e-mail server for this website.
• Participated in the ECOO Finals round and placed fourth.
• Created the django discord integration to automatically log Django error messages to Discord.

April

• Organized and helped host Girls Invitational '19 on the new MCPT online judge.
• Worked on a testcase generator suite to aid with setting programming contests.

2018

November

• Wrote a rating predictor that predicts rating changes for DMOJ contests.

September

• Set my first rated contest - Back To School '18.

June

• Forked the DMOJ and created Mackenzie Computer Programming Team (MCPT)'s online judge.

May

• Went to my first hackathon (TOHacks 2018). Built a semi-functioning mouse using a phone.
• Participated in the Canadian Computing Olympiad (CCO) and got silver.
• Worked on a side project at the CCO - DMOB - a Discord bot that acts as a replacement DMOJ frontend.

April

• Switched from Ubuntu to Arch Linux.
• Set up a cloud server to host a TOR relay. Ended up hosting this website instead.

January

• Set up a DMOJ clone to learn some server things.
• Co-authored a contest on the DMOJ - The Inaho Contest.

2017

December

• Started work on a Discord bot - Qwuel master - with a couple of friends.

July/August

• Created a console chess program to learn C++.
• Switched from Windows 8 to Ubuntu 16.
• Learned x86 Assembly just for the fun of it.

January

• Introduced to the DMOJ by a friend.

2016

September

• Started school at William Lyon Mackenzie CI.

July

• Attempted to make an weather app using Android Studio.

2015

November

• Started programming on an Arduino Uno.
• Discovered AutoHotkey and got addicted to making shortcuts for everything.

2014

• Created first HTML "website" - was a disaster.