Low Level Design + MultiThreading Course - 🚗 Parking Lot Design | System Design + LLD + Full Code Implementation

Article - https://codewitharyan.com/system-design/low-level-design Structured DSA (Basics to Advanced) Practice - https://codewitharyan.com/cwa-sheet/practice-problems My Uber Interview Experience - https://youtu.be/VGYJIX5yl74 My Coinbase Interview Experience - https://youtu.be/IjOC18b_dCw My American Express Inteview Experience - https://youtu.be/c3UhYefhnqk My JP Morgan & Chase Interview Experience - https://youtu.be/-jacTpY57no ..... more coming soon (along with LLD course on Second Channel) Most Frequently asked questions based on Leetcode Premium - https://codewitharyan.com/cwa-sheet/aryan-dsa-master-sheet LLD Syllabus which we gonna cover - https://codewitharyan.com/system-design/low-level-design Let's Connect: Main Channel for DSA & Live Streams - https://www.youtube.com/@ARYANMITTAL X Twitter : https://x.com/aryan_mittal007 📱Discord (Join Community) : https://discord.gg/vwUAz2pEHZ 📝Linkedin (About me): https://www.linkedin.com/in/aryan-mittal-0077 📸 Instagram: https://www.instagram.com/codewitharyanbhai 📱Telegram : https://t.me/aryan_mittal_group 🤖 Github: https://github.com/aryan-0077 ✨ Timelines✨ 0:00 - Intro: Interview Experience at Uber, Confluent & More 0:32 - Welcome & Series Continuation 0:55 - What is a Parking Lot System? 1:48 - Interview Approach Overview 2:59 - Parking Lot Components and Real-world Examples 4:18 - Dynamic Pricing Strategies for Parking 5:02 - Payment Methods & Validations 6:00 - Parking Lot Interview Problem Breakdown 7:09 - Clarifying Questions for Interviewers 8:12 - Relating Parking Lot System to Other Booking Systems 9:02 - Common Interview Requirements 10:19 - When to Use Strategy Pattern for Pricing 11:05 - Summarizing Problem Requirements Before Designing 12:12 - Step 1: Identifying Core Entities 13:25 - Step 2: Design Patterns Overview 14:50 - Step 3: Strategy Pattern for Pricing and Payment 16:15 - Factory Pattern for Vehicle Creation 17:05 - Singleton Pattern for Parking Lot Manager 18:09 - Optional: Observer Pattern for Notifications 19:05 - Recommended Design Pattern Focus for Interviews 19:55 - Step 4: Code Structuring Approach 21:02 - Parking Fee Strategy Implementation (Basic & Premium) 22:50 - Parking Fee Strategy Implementation 24:06 - Factory Implementation for Vehicles 25:37 - Step 5: Building Vehicle Entities 26:56 - Payment Processing Integration 28:12 - Step 6: Designing Parking Spot Class 29:57 - Can Park Vehicle Logic Explained 31:00 - Parking Spot Subclasses for Vehicle Types 32:24 - Step 7: Parking Lot Class Implementation 34:00 - Parking Lot Operations Explained 35:21 - Step 8: Main Function - Parking Flow Example 36:49 - Exit Flow and Payment Handling 37:52 - Extensibility in Code (Multi-floor Parking) 39:02 - Parking Floor Entity Design 40:06 - Builder Pattern for Floor and Parking Lot Setup 42:29 - Finding Available Spots in Multi-floor Scenario 43:22 - Summary of Implementation Strategy 44:01 - Final Thoughts & Interview Tips 44:27 - Outro & Like Target ✨ Hashtags ✨ #programming #Interviews #leetcode #faang #maang #datastructures #algorithms #low-level-design #lld-by-aryan #systemdesign #lowleveldesign #parkinglotsystemdesign #systemdesigninterview #parkinglotdesign #parkinglotsystemdesigninterview #designaparkinglot #parkinglotsystemdesignjava #objectorienteddesign #systemdesignparkinglot #parkinglotlowlevelsystemdesign #lowlevelsystemdesign #parkinglot #designpatterns #parkinglotdesigninterviewquestions #systemdesignexplanation #parkinglotdesigninterview #codinginterview #interviewpreparation #softwareengineering #techinterview #lld #lldinterview #systemdesignmockinterview