Writing

Notes on systems, LLMs, and the industry building them.

I'm Wenhao, a software engineer. I write up system design problems I've worked through, what I'm learning about LLMs, notes from shipping side projects like ResumeMatch, and the occasional take on layoffs and where the industry is heading.

22 postsSince 2025
Tagged1 post
Aug 1
From RNNs to Transformers

As previously mentioned, input data for a neural network must first be transformed into word embeddings. To overcome the limitations of sequential co...

4 min read