2026

• 18 Jan A Random Walk Down Recsys - Part 1
• 03 Jan FSDP2 Under the Hood - A Deep Dive into PyTorch's Fully Sharded Data Parallel Implementation
• 02 Jan My 2025 Recommendation System Paper Summary

2025

• 27 Nov Recsys 2025 Paper Summary
• 17 Oct KDD 2025 Paper Summary
• 20 Jul PyTorch 性能与显存优化手册
• 28 Jun Recommendation System - Long User Sequence Modeling
• 19 Apr Recsys Paper Summary 2025 Q1
• 01 Feb How to Design Slack
• 04 Jan Recsys 2024 Paper Summary

2024

• 03 Nov Trend of Sparse Features in Recommendation System
• 10 Oct How to Design Online Chess Game
• 12 Sep How Workflow Get Scheduled via Plugins in Flyte
• 01 Sep LLM Training 101
• 05 Jul 读书笔记 - Patterns of Distributed System
• 24 Jun 那些年，我们追过的 Feature
• 06 Apr How to Design Auction System

2023

• 12 Dec How to use LLM for recommendation task
• 03 Dec How to Design Webhook
• 21 Nov DDIA Chapter 11 Stream Processing Part I