Algorithms Courses and Certifications

Data Structures and Algorithms in Python - Full Course for Beginners

267 ratings

A beginner-friendly introduction to common data structures (linked lists, stacks, queues, graphs) and algorithms (search, sorting, recursion, dynamic programming) in Python. This course will help you prepare for coding interviews and assessments.

• freeCodeCamp
• 13 hours
• Self-Paced
• Free Video

Algorithmic Thinking (Part 1)

15 ratings

Implement graph algorithms in Python — brute force, breadth-first search, connected components — and use big O analysis to study citation graphs and computer network resilience.

• Coursera
• 4 weeks, 4 hours a week
• Self-Paced
• Paid Course

Coding Train

Algorithms and Graphs - Intelligence and Learning - Session 1

Explore algorithms and graph theory through hands-on coding challenges including binary trees, pathfinding, maze generation, and the traveling salesperson problem.

• YouTube
• 4 hours 55 minutes
• Self-Paced
• Free Video

JavaScript Algorithms and Data Structures

60 ratings

Learn JavaScript fundamentals — variables, arrays, objects, loops, functions, ES6 — then write algorithms for strings and numbers using object-oriented and functional programming, regular expressions, and debugging.

• freeCodeCamp
• 300 hours
• Self-Paced
• Free Certificate

• Best of All Time

Algorithms and Data Structures Tutorial - Full Course for Beginners

112 ratings

In this course you will learn about algorithms and data structures, two of the fundamental topics in computer science. There are three main parts to this course: algorithms, data structures, and a deep dive into sorting and searching algorithms.

• freeCodeCamp
• 5 hours
• Self-Paced
• Free Video

Learn how to implement and analyze important algorithms in Java.

• Codecademy
• 3 hours
• Self-Paced
• Free Trial Available

Algorithmic Toolbox

23 ratings

Learn core algorithmic techniques — estimating running time, greedy algorithms, divide-and-conquer with merge and quick sort, binary search, and dynamic programming — by implementing fast solutions to programming challenges.

• Coursera
• 6 weeks, 7 hours a week
• Self-Paced
• Paid Course

MCS-211 : Design and Analysis of Algorithms

A graduate-level course on designing and analyzing algorithms, from asymptotic complexity and recurrences to graph, dynamic programming, string matching, and NP-completeness.

• Swayam
• 6 weeks
• Available until Nov 15, 2026
• Free Online Course

Second Level Algorithms

An advanced algorithms course covering amortized analysis, network flow and matching, randomized methods, NP-completeness, approximation, and parameterized algorithms.

• Swayam
• 12 weeks
• Available until Oct 9, 2026
• Free Online Course

Codio

C++: Algorithms

Build a solid foundation of algorithms through a learn-by-doing approach.

• edX
• 3 weeks, 2-3 hours a week
• Self-Paced
• Free Online Course (Audit)

Codio

Java: Algorithms

Build a solid foundation of algorithms through a learn-by-doing approach.

• edX
• 3 weeks, 2-3 hours a week
• Self-Paced
• Free Online Course (Audit)

Algorithms: Sorting and Searching Course (How To)

119-minute Computer Science course: This course will look at algorithms in two categories: sorting and searching. We'll implement well-known sortin...

• Treehouse
• 1 hour 59 minutes
• Self-Paced
• Free Trial Available

Introduction to Algorithms Course (How To)

134-minute Computer Science course: Algorithms are a fundamental topic in computer science, power many of the largest companies today and are used...

• Treehouse
• 2 hours 14 minutes
• Self-Paced
• Free Trial Available

Algorithms in Python

Design, analyze, and improve algorithms in Python: build a text tokenizer from scratch, then reason with preconditions, loop invariants, counterexamples, and big-O time complexity.

• Brilliant
• Self-Paced
• Paid Course

A Practical Guide to Algorithms with JavaScript

Learn to solve algorithms and analyze them efficiently in both an interview setting and also in your day-to-day development.

• Frontend Masters
• 4-5 hours
• Self-Paced
• Paid Course