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JUL 19, 2026 · In Product Strategy
Metric Concepts Every PM Should Know
Going beyond leading and lagging indicators, this essay explains how to connect the input and output metrics that actually move your leading indicators, with a hypothetical example from a commerce search team.
Yongjin Jin
JUL 14, 2026 · In AI & Automation
Parallel Work with Claude Code
How a non-engineer PM came to understand git worktrees while running multiple Claude Code sessions at once. The core rule is "1 session = 1 worktree = 1 working branch = 1 PR."
Yongjin Jin