Data-Structure-Algorithms-LLD-HLD

Data Structure Resources

Theory with Practice Problems

For Readers

1. Competitive Programming (DS and Algo) Topcoder Algo-Ds-List
2. CodeForces Blogs List
3. HackerEarth Tutorials List
4. TopCoder DP Article
5. InterviewBit Programming Path
6. GeekForGeeks Algo
7. GeekForGeeks DS
8. List of Interview Questions based on Company
9. List of FAANG Questions seperated by Company
10. Dynamic Programming Patterns Leetcode
11. Dynamic Programming Pattern LeetCode for Beginners
12. Dynamic Programming Categorisation
13. Bit Manipulation All Tricks
14. Binary Search All Patterns LeetCode
15. Sliding Window Pattern LeetCode
16. Graph Pattern LeetCode
17. Cloning Problems LeetCode
18. DS Algo Leetcode guide
19. Cp Algorithms site
20. Tech Interview Guide
21. LeetCode DS Algo Guide
22. Github Repo Top University Courses Compilation
23. Dp Patterns LeetCode Article

For Video Enthusiasts

1. FreeCodeCamp DSA
2. MIT Course on ALGO
3. Abdul Bari
4. William Fiset

Places to Find Interview Experiences

1. GeeksForGeeks Interview Experience grouped by Company
2. LeetCode Interview Discussion Section

Compensation Related Information

1. LeetCode Compensation Section
2. Levels.fyi
3. LinkedIn Salaries
4. GlassDoor Reviews and Salaries
5. Blind

Solving Practice Problems

1. CodeChef
2. GeeksForGeeks Practice
3. Leetcode
4. Hacker Rank
5. Hacker Earth

Low Level Design

1. Work@Tech
2. Github Repo
3. Design Patterns For Low Level Design
4. Low Level Primer
5. Design Patterns Simplified
6. Video Tutorials
7. LLD Coding - 50+ LLD Questions with Solutions

Low Level Design Questions and Solution

1. Snake and Ladder
2. Wordle
3. BattleShip
4. Logger
5. LLD Caching
6. Ticket Booking System
7. Cab Booking System
8. Car Rental
9. Distributed Id generation

High Level System Design

For Readers

1. Donne Martin System Design
2. High Scalability Website
3. System Design Collection of Concepts
4. System Design Architecture Diagrams
5. Work@tech Collection of Tech Blogs
6. System Design Collection of Concepts
7. Azure architecture center
8. System design questions collection
9. System Design Best Papers and Talks
10. Company and Individual Blogs
11. Just Another Collection
12. Martin Fowler
13. Baisc Concepts Nicely Explained
14. AWS System Design Concepts Compilation
15. Byte Sized System Design by Alex Xu
16. System Design Collection of Questions By Difficulty
17. System Design Chapter Wise
18. Awesome Design Patterns
19. System Design Questions/Concepts Categorised with real world case studies

For Video Enthusiasts

1. Gaurav Sen
2. Code Karle
3. InfoQ
4. Backend Engineering 101
5. Alex Xu Byte Byte Go
6. Database Depth CMU
7. Arpit Bhayani Youtube

DataBase Designs, SQL vs NoSQl

1. Vertabelo Database Articles
2. InDepth Comparison SQL Vs NOSQL

Github Repos for all things Software

1. Coding Interview University
2. FreeCodeCamp
3. Programming Ebooks Repo
4. List of Public Apis
5. Developer RoadMap Repo
6. Awesome Web Resources
7. Customised interview preparation based on the time you have

Interview Day Help

1. Questions to Ask Yourself while solving Problems

Concepts and Articles for System Design

• Latency Numbers which Every Software Engineer Should Know

• Content Delivery Network (CDN)

• Caching

• System Design BluePrint

• Caching Patterns

• Distributed Caching

• Latency vs Throughput

• Uptime calculation for SLA

• CAP Theorem

• Event-Driven Architecture: Request/Reply Processing

• How Kafka Differs From Standard Messaging

• Load Balancing

• Disk IO Part 1

• Disk IO Part 2

• Disk IO Part 3

• ACID Transactions

• How Uber predicts Arrival Times

• How LedgerStore stores trillion indexes at Uber

• Modern Load Balancing and Networking by the creator of Envoy

• The Log: What every software engineer should know about real-time data's unifying abstraction

• How Uber predicts Arrival Times

• How LedgerStore stores trillion indexes at Uber

• Modern Load Balancing and Networking by the creator of Envoy

• The Log: What every software engineer should know about real-time data's unifying abstraction

• Unified Payment Data Reads at Airbnb

• One million online users in a single discord server

• 𝐂𝐚𝐩𝐭𝐮𝐫𝐢𝐧𝐠 𝐚 𝐁𝐢𝐥𝐥𝐢𝐨𝐧 𝐄𝐦𝐨𝐣𝐢𝐬 𝐚𝐭 𝐇𝐨𝐭𝐬𝐭𝐚𝐫

• 𝐇𝐨𝐰 𝐏𝐢𝐧𝐭𝐞𝐫𝐞𝐬𝐭 𝐁𝐮𝐢𝐥𝐭 𝐚 𝐑𝐞𝐚𝐥-𝐓𝐢𝐦𝐞 𝐔𝐬𝐞𝐫 𝐀𝐜𝐭𝐢𝐨𝐧 𝐂𝐨𝐮𝐧𝐭𝐢𝐧𝐠 𝐒𝐲𝐬𝐭𝐞𝐦 𝐟𝐨𝐫 𝐀𝐝𝐬

• How Uber Serves 40 Million reads per second

• 𝐇𝐨𝐰 𝐀𝐢𝐫𝐛𝐧𝐛 𝐀𝐯𝐨𝐢𝐝𝐬 𝐃𝐨𝐮𝐛𝐥𝐞 𝐏𝐚𝐲𝐦𝐞𝐧𝐭𝐬

• 𝐁𝐮𝐢𝐥𝐝𝐢𝐧𝐠 𝐅𝐚𝐬𝐭𝐞𝐫 𝐈𝐧𝐝𝐞𝐱𝐢𝐧𝐠 𝐚𝐭 𝐃𝐨𝐨𝐫𝐃𝐚𝐬𝐡

• Unified Payment Data Reads at Airbnb

• One million online users in a single discord server

• 𝐂𝐚𝐩𝐭𝐮𝐫𝐢𝐧𝐠 𝐚 𝐁𝐢𝐥𝐥𝐢𝐨𝐧 𝐄𝐦𝐨𝐣𝐢𝐬 𝐚𝐭 𝐇𝐨𝐭𝐬𝐭𝐚𝐫

• 𝐇𝐨𝐰 𝐏𝐢𝐧𝐭𝐞𝐫𝐞𝐬𝐭 𝐁𝐮𝐢𝐥𝐭 𝐚 𝐑𝐞𝐚𝐥-𝐓𝐢𝐦𝐞 𝐔𝐬𝐞𝐫 𝐀𝐜𝐭𝐢𝐨𝐧 𝐂𝐨𝐮𝐧𝐭𝐢𝐧𝐠 𝐒𝐲𝐬𝐭𝐞𝐦 𝐟𝐨𝐫 𝐀𝐝𝐬

• How Uber Serves 40 Million reads per second

• 𝐇𝐨𝐰 𝐀𝐢𝐫𝐛𝐧𝐛 𝐀𝐯𝐨𝐢𝐝𝐬 𝐃𝐨𝐮𝐛𝐥𝐞 𝐏𝐚𝐲𝐦𝐞𝐧𝐭𝐬

• 𝐁𝐮𝐢𝐥𝐝𝐢𝐧𝐠 𝐅𝐚𝐬𝐭𝐞𝐫 𝐈𝐧𝐝𝐞𝐱𝐢𝐧𝐠 𝐚𝐭 𝐃𝐨𝐨𝐫𝐃𝐚𝐬𝐡

• SQL vs NoSQL by Sc Gupta

• Consistent Hashing

• Database Index

• Rate Limiting

• Microservices Architecture

• Microservices Guidelines

• Connection Pooling

• Strong vs Eventual Consistency

• Consistency Patterns

• REST vs RPC

• Batch Processing vs Stream Processing

• HeartBeat

• Distributed Tracing at Uber

• Ambassador Pattern

• Circuit Breaker

• Idempotency

• Database Scaling

• Database Sharding

• Fault Tolerance

• Domain Name System (DNS)

• Message Queues

• WebSockets

• Bloom Filters

• Consensus Algorithms

• Gossip Protocol

• API Gateway

• Distributed Locking

• Data Replication

• Data Redundancy

• Building and Operating S3 the biggest storage system

• Keeping Netflix reliable using Load Shedding

• How Discord stores billions of messages

• How Discord stores trillions of messages

• Netflix Fault Tolerance in a high volume distributed system

• How Pinterest runs Kafka at scale

• How browsers work

• Practical Guide to Kafka Storage Internals

• Building In-Video Search

• How Canva scaled Media uploads from Zero to 50 Million per Day

• How Airbnb avoids double payments in a Distributed Payments System

• Airbnb Delayed Job Queuing System

• Stripe’s payments APIs - The first 10 years

• Real time messaging at Slack

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