Interview Preparation Roadmap

Table of contents

• Roadmap
• Data Structures and Algorithms
• System Design
• Frontend Interview

Roadmap

General Roadmap

• Core Fundamentals (OS, DBMS, Networking, OOPs)
• Data Structures and Algorithms
• System Design
• Project

Frontend Roadmap

• Advance JavaScript
• Basic/intermediate Data Structures and Algorithms (some asked/some not depends on company)
• Frontend system design
• Project (2 major/solid)

Topics that are asked by companies

Service/Product/Startup

Topics
Arrays (1D + 2D)
Two pointers
Strings
Maps or Sets
Basic Algo	Bubble sort
	Insertion sort
	Selection sort
	Kadane's algorithm
	Dutch National Flag
	Moore's voting

Product/Startup (big/small)

Above topics are also included.

Topics
Binary Search
Linked list
Stack and Queues
Recursion
Binary Trees and BST

System Design

Prerequisite

• Database management fundamentals
• Operating system fundamentals
• Networking fundamentals

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Object Oriented Principles

• Encapsulation
• Abstraction
• Polymorphism
• Inheritance

Object Oriented Design

• OOD
• UML
• Types of UML
• UseCase Diagram
• Class Diagram
• Sequence Diagram
• Activity Diagram

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• S.O.L.I.D principles
• Design patterns
• Write clean code

Now move to system design

• LLD (Fresher SE)
• HLD (Senior level SE or experienced SE)

Resources

Frontend Interview

Categories - FrontEnd Interview

• Coding questions
  • Conceptual questions
  • JavaScript coding challenge
• UI Tech coding
• System Design

• 30 days of JS (Leetcode)

Resources