How I use Claude Code (Meta Staff Engineer Tips)

John Kim February 7, 2026
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John Kim

@johnkimlife

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👋 Hey there, I'm John, welcome to my channel. I'm a Staff software engineer at Meta. I love to share videos on Tech, Career, And AI. I mainly make videos for fun and in hopes that it can help someone. Thanks for watching!

Video Description

This is my 50 Claude Code tips from 6 months of daily use personally and at Meta as a Staff Software Engineer. I've been coding with Claude Code basically 12 hours a day really trying to understand what makes Claude Code tik. Here's everything I wish I knew when I started, from foundations to advanced parallel workflows. ⏱️ TIMESTAMPS 0:00 - Intro 1:04 - ACT 1: Foundations (Tips 1-25) 1:18 - Tip 1: Run from root directory 1:56 - Tip 2: Run /init immediately 2:54 - Tip 3: CLAUDE.md is hierarchical 3:27 - Tip 4: Keep CLAUDE.md concise 3:58 - Tip 5: Structure: What, Domain, Validation 5:36 - Keyboard Shortcuts 5:58 - Tip 6: Shift+Tab toggles modes 6:40 - Tip 7: Escape interrupts 7:43 - Tip 8: Double Escape clears input 7:59 - Tip 9: Double Escape on empty = rewind 8:29 - Tip 10: Screenshot and drag 8:44 - Tip 11: Add context to screenshots 9:09 - Essential Commands 9:41 - Tip 12: /clear resets context 10:13 - Tip 13: /context shows token usage 11:42 - Tip 14: Let auto-compaction work 12:23 - Tip 15: /model switches models 12:49 - Tip 16: /resume recovers sessions 13:21 - Tip 17: /mcp shows MCP status 14:19 - Tip 18: /help shows all commands 14:33 - Tip 19: Git is your safety net 15:24 - CLAUDE.md Deep Dive 15:52 - Tip 20: Add a Critical Rules section 17:08 - Tip 21: Ask Claude to update rules 17:46 - Tip 22: Use workflow triggers 18:27 - Tip 23: Commit CLAUDE.md to git 19:34 - Tip 24: dangerously-skip for throwaway envs 20:39 - Tip 25: Combine skip with allowlists 20:59 - ACT 2: Daily Workflow (Tips 26-32) 21:38 - Tip 26: Start features in Plan Mode 23:46 - Tip 27: Fresh context beats bloated 24:29 - Tip 28: Persist before ending sessions 25:03 - Tip 29: Lazy load context 26:09 - Tip 30: Give verification commands 27:32 - Tip 31: Consider Opus for complex work 28:18 - Tip 32: Read thinking blocks 29:01 - ACT 3: Power User (Tips 33-40) 29:34 - Tip 33: Four composability primitives 29:54 - Tip 34: Skills = recurring workflows 31:33 - Tip 35: Commands = quick shorthand 32:18 - Tip 36: Never create commands manually 33:02 - Tip 37: MCPs = external service docs 33:52 - Tip 38: Ask Claude to install MCPs 34:15 - Tip 39: Subagents = isolated context 37:10 - Tip 40: Avoid instruction overload 37:48 - ACT 4: Advanced (Tips 41-50) 38:02 - Tip 41: Run multiple instances 39:06 - Tip 42: iTerm split panes 40:33 - Tip 43: Enable notifications 41:10 - Tip 44: Git worktrees for isolation 41:40 - Tip 45: /chrome connects browser 43:17 - Tip 46: Powerful for debugging 43:28 - Hooks & Automation 43:41 - Tip 47: Hooks intercept actions 44:10 - Tip 48: Auto-format with PostToolUse 44:24 - Tip 49: Block dangerous commands 44:43 - Tip 50: Explore the plugin ecosystem 45:32 - Context is King (Outro) 📬 NEWSLETTER Weekly deep dives on AI coding, developer productivity, and engineering career growth. https://getpushtoprod.substack.com 📺 MORE RELATED VIDEOS Claude Code Workflows That Will 10x Your Productivity https://youtu.be/yZvDo_n12ns?si=ChHm_yo2d8SONVZ6 Vibe Coding is Making Engineers Worse (Do This Instead) https://youtu.be/LnNlwEMlb1A?si=wWmoqmxd0K4F0g5L 📲 CONNECT WITH ME ► LinkedIn → / jonnykvids ► Instagram → / @jonnykvids ► Threads → https://www.threads.net/@jonnykvids 👍 Like, Subscribe & Hit the Bell for more software engineering insights! #claudecode #aicoding #programming

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