Struggling to prepare for DSA + System Design together?

This all-in-one package is designed to help you crack product company interviews with a single, structured roadmap.

📘 What You Get

A complete DSA + LLD + HLD preparation bundle that connects:

Problem Solving → Code → Design → Scale

So you don’t just solve problems — you build systems like a real engineer.

🧠 What You’ll Learn

🔹 Data Structures & Algorithms

1. Arrays, Strings, Hashing, Recursion
2. Stacks, Queues, Linked Lists
3. Trees, BST, Heaps
4. Graphs (BFS, DFS, Dijkstra)
5. Dynamic Programming, Greedy
6. Sliding Window, Two Pointers
7. Bit Manipulation, Backtracking
8. LeetCode-style patterns & optimizations

🔹 Low Level Design (LLD)

1. OOPS, SOLID, Design Patterns
2. Concurrency & Thread Safety
3. LLD System Designs:
4. Parking Lot, Elevator, Cache, Rate Limiter, BookMyShow, Splitwise, ATM

🔹 High Level Design (HLD)

1. Scalability, Caching, Sharding
2. Load Balancers, Kafka, Redis
3. CAP, Consistency, Distributed Systems
4. Real architectures:
5. URL Shortener, WhatsApp, News Feed, Notification System, Hotstar

🔧 What’s Inside

1. Step-by-step interview frameworks
2. Real-world examples (Google, Uber, Netflix)
3. Diagrams, architecture flows
4. Common mistakes & tradeoffs
5. Interview Q&A

🎯 Who This Is For

1. Freshers → Senior Engineers (1–8 yrs)
2. Product company aspirants
3. Backend / Fullstack developers

🚀 Outcome

After this guide, you won’t just clear rounds —

you’ll think, code, and design like a product engineer.