Engineering
Notes on algorithms, engineering problems, and technical interviews.
How Recommendation Systems Transform and Enslave Your Thinking
Published 2018
How recommendation systems in popular apps shape attention, preferences, and the information we consume.
Tencent WeChat Business Group Summer Intern Interview
Published 2020
A detailed review of a Tencent WeChat backend internship interview, including process and technical questions.
Career & growth
Reflections on learning, job searches, and choices from university to working life.
Three-Year Master’s Program Review
Published 2021
A three-year master’s retrospective covering study, research, internships, choices, growth, and regrets.
From Beijing to Dublin: A Programmer’s Journey to Europe
Published 2022
A practical account of finding a European software engineering job from China, from preparation to relocation.
Reading & reflection
Ideas, questions, and personal responses from reading.
The Worlds I See: Curiosity, Exploration, and Discovery at the Dawn of AI
Published 2025
Reflections on Fei-Fei Li, AI history, immigration, scientific progress, and the American dream.
Why Nations Fail: The Origins of Power, Prosperity, and Poverty
Published 2025
Reading Why Nations Fail through institutions, critical junctures, innovation, and long-term growth.
Life abroad
Firsthand accounts of study trips, work, and life across countries.
Thoughts and Observations from a Study Trip to Britain
Published 2016
Reflections on a first trip abroad through universities, cultural observations, travel, and friendships that strengthened a desire to study overseas.
Comparing Foreign Companies in China and Europe
Published 2023
A firsthand comparison of US technology companies in China and Europe: benefits, talent, work rhythms, diversity, and time-zone collaboration.