Cornelia Zhang · Software Builder

I build useful software for learning and content.

Selected work

Two products, built with care.

LeetIn

Coding interview practice through active recall. Turn LeetCode problems into fill-in-the-blank exercises in Python, Java, and C++.

Visit leetin.me

02Video intelligence

MilkyAi

A Bilibili video assistant for summaries, transcripts, translation, and clean Markdown notes.

View MilkyAi

About

Building the tools I want to use.

I’m Cornelia, a software builder interested in turning complicated workflows into focused, approachable products. LeetIn and MilkyAi are two examples of that work.