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Data Structures & Algorithms

Understand the building blocks of efficient software. This track covers algorithmic complexity analysis, recursion, common sorting and searching algorithms, and the data structures that underpin every tech interview and production system.

2 tutorialsLast updated Mar 10, 2026
1

Intro to Recursion

Demystify recursion with visual examples — understand the call stack, base cases, and when to reach for recursive solutions.

Mar 5, 2026recursionfundamentalscall-stack
2

Understanding Big-O Notation

A beginner-friendly guide to Big-O notation — learn how to analyze algorithm efficiency with practical examples in JavaScript.

Mar 10, 2026algorithmsbig-ofundamentals