How I use Claude Code (Meta Staff Engineer Tips)
John Kim
@johnkimlifeAbout
👋 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!
Latest Posts
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
Upgrade Your Everyday
AI-recommended products based on this video

Kasa Smart Outdoor Smart Plug by TP-Link (KP400) - Smart WiFi Outlet with 2 Sockets, IP64 Waterproof, Works with Alexa and Google Home, 2.4GHz WiFi Required, No Hub Required, Sunset & Sunrise Offset

Oraolo Open Ear Headphones, Bluetooth 5.4 Wireless Earbuds with Stereo Sound, ENC Clear Call, 21H Playtime, Type-C Charging, Touch Control, IPX6 Waterproof Open Ear Clip-On Earbuds for outdoor workout

Open Ear Wireless Earbuds, Sports Bluetooth Headphones with Real Time Translation, 80Hrs Playtime with LED Power Display, Noise Canceling Headset, IP55 Waterproof Earphones for Workout/Running (Black)

Wireless Earbuds, Sports Bluetooth Headphones, 80Hrs Playtime Ear Buds with LED Power Display, Noise Canceling Headset, IPX7 Waterproof Earphones for Workout/Running Z(Black)

Monster Wireless Earbuds Open Ear AC311, Bluetooth 5.4 Open Ear Headphones, Up to 30 Hours Playtimes Bluetooth Ear Earphones with Stereo Sound, Touch Control and IPX5 Waterproof Open Ear Buds

Brita Stainless Steel Premium Filtering Water Bottle, BPA-Free, Reusable, Insulated, Replaces 300 Plastic Water Bottles, Filter Lasts 2 Months or 40 Gallons, Includes 1 Filter, Carbon - 20 oz.

Simple Modern Filtered Water Bottle | Insulated Stainless-Steel Carbon Filter Travel Water Bottles | Reusable for Clean Drinking Water On The Go | 24oz, Sea Glass Sage

FITVII Health & Fitness Tracker (Answer/Make Calls), Smart Watch with 24/7 Heart Rate and Blood Pressure, Sleep Tracking Monitor, 120+ Sport Mode Activity Tracker

AYATAHA AYATAHA Smart Watch for Kids, Smartwatch Fitness Tracker for Boys Girls, Children's Activity Watch 37 Sports Modes SMS Notification, HD Full Touchscreen IP67 Waterproof, Blue

Iaret Iaret Smart Watch for Women, 1.83" HD Fitness Tracker with 4 Bands, Answer/Make Calls, Heart Rate/Sleep/SpO2/Step Tracking, 100+ Sport Modes, Android/iPhone Compatible Gift (Rose Gold)

Smart Watch for Men Women 1.8" Fitness Tracker, Bluetooth Call, DIY Dial, Heart Rate Sleep Blood Oxygen Monitor, 100+ Sports Modes, IP68 Waterproof Smartwatch for Android iPhone, Alexa Built-in

Hand Warmers 2 Pack, 14000mAh Rechargeable Hand Warmers, Electric Hand Warmer Reusable, Portable Power Bank USB Hand Warmers 4 Levels 8 Heating, Gifts for Raynauds Ski Golf Camping

Hand Warmers Rechargeable, 10000mAh Electric Heated Gloves Power Bank Portable Graphene Handwarmers Pouch with 3 Levels & Double-Sided Heating for Hunting Camping Golf Xmas Gifts for Women Men Kids

2Pack Rechargeable Hand Warmer, 8000mAh Electric Hand Warmer Power Bank, Portable USB-C Hand Warmer for Pocket, Reusable Hand Warmer Up to 8 hrs Each, Warm Gift for Men Women, for Hunting, Camping

GTOCE Portable Charger,40000mAh Power Bank with 22.5W Fast Charging LED Digital Display Battery Pack with 6 Outputs 2 Inputs, Type C Powerbank Portable Charger for iPhone 16 pro Samsung AirPods,Black

Monster Sleep Ear200, Wireless in-Ear Headphones, Bluetooth 6.0 Sleep Headphones, with ANC Active Noise Cancellation Designed for Side Sleepers, 30 Hours of bass Stereo Sound.

Monster Sleep Ear100 Ear Buds, Sleep Earbuds with Stereo Sound, Design for Side Sleeper, 32H Playtime, Bluetooth 6.0, ENC Noise Cancelling, IPX6 Waterproof Mini Headphones, White

Monster Sleep Ear100 Ear Buds, Sleep Earbuds with Stereo Sound, Design for Side Sleeper, 32H Playtime, Bluetooth 6.0, ENC Noise Cancelling, IPX6 Waterproof Mini Headphones, Black

Monster Sleep Ear100 Ear Buds, Sleep Earbuds with Stereo Sound, Design for Side Sleeper, 32H Playtime, Bluetooth 6.0, ENC Noise Cancelling, IPX6 Waterproof Mini Headphones, Black

Hydroponics Growing System Indoor Garden - Herb Garden with Grow Light, 15 Pods Stainless Steel Indoor Garden Kit, Auto Timer, Gardening Gift for All Ages

Umbra Triflora Hanging Planter for Window, Indoor Herb Garden, Set of 5, White/Black

Large Hydroponics Growing System 14 Pods, Indoor Herb Garden with LED Grow Light, 5L Water Tank, Hydroponic Grow Kit with 3 Auto-Timers, Rotatable Light Panel and Child Lock for Home School Gardening

Hanging Planter Hanging Plant Holder, 6 Inch 4 Indoor Plant Pots, Wall/Window Plant Hanger Indoor Herb Garden

slopehill Multi Hair Stylers & Hair Straightener - 2 in 1 Wet to Dry Air Straightener and Hair Dryer Combo with High Speed Air + Rapid Heat-Up + Customizable Temperature(Pink)

Hi.FANCY Portable Laptop Stand with Dual Cooling Fans for 14-17inch Laptops, Grey, 23.5 x 25.9 x 0.95cm

Laptop Stand for Desk, Adjustable Laptop Riser ABS+Silicone Foldable Portable Laptop Holder, Ventilated Cooling Notebook Stand for 10-15.6” Laptops,Tablet-Black

JETech 5 in 1 Case for Samsung Galaxy S25 Ultra 5G with 2-Pack Each Tempered Glass Screen Protector and Camera Lens Protector, Non-Yellowing Shockproof Bumper Phone Cover (Clear)

TAURI for iPhone 17 Pro Max Case 6.9" with 1-Pack Screen Protector, Camera Lens Full Protection, Military-Grade Protection, Shockproof Transparent Back Bumper Phone Cover - Clear Global Recycled Standard

TAURI for iPhone 17 Pro Case 6.3" with 1-Pack Screen Protector, Camera Lens Full Protection, Military-Grade Protection, Shockproof Transparent Back Bumper Phone Cover - Clear Global Recycled Standard

JOINPAYA 1Set Rechargeable Hand Warmer Hand Heater for Winter Heating Levels Compact

Shakven Rechargeable Hand Warmer | Cute Comfortable Portable Hand Warmers,Ergonomic Adjustable Energy-Efficient Small Heater for Travel, Outdoor, Winter

OCOOPA IP45 Waterproof Hand Warmer Rechargeable, Up to 15hrs Heat,10000mAh Durable Quick Charge Electric Hand Heater, PD Compatible, 3 Levels for Outdoors, Heavy Duty, H01-PD PRO


