Coding Interviews

Coding Interviews

How to think out loud, approach problems under pressure, communicate your reasoning, and perform in live coding interviews. Covers common patterns, mock interview walkthroughs, and what interviewers actually look for.

PreparationTopics 1–10

·The Interview Mindset
·Think Out Loud
·Understand Before Coding
·Clarifying Questions
·Big O Complexity
·Choosing Data Structures
·Brute Force First
·Optimising Step by Step
·Handling Edge Cases
·Writing Clean Interview Code

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PatternsTopics 11–20

·Two Pointers
·Sliding Window
·Hash Maps & Sets
·Stack Patterns
·Binary Search
·Recursion & the Call Stack
·Tree Traversal (DFS & BFS)
·Graph Traversal
·Dynamic Programming
·Greedy Algorithms

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Mock InterviewsTopics 21–30

·Two Sum
·Valid Parentheses
·Merge Intervals
·Reverse a Linked List
·Binary Tree Level Order
·Number of Islands
·Longest Substring
·Coin Change
·Product Except Self
·Course Schedule

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System Design RoundTopics 31–40

·What Interviewers Look For
·Structuring Your Answer
·Capacity Estimation
·Design a URL Shortener
·Design a Social Feed
·Design a Rate Limiter
·Design a Chat System
·Distributed Trade-offs (CAP)
·Behavioural Questions (STAR)
·Negotiating & Closing

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