Algorithms Courses and Certifications

Neso Academy

Understanding the Time Complexity of an Algorithm

Explore algorithm time complexity, covering priori vs. posteriori analysis, CPU computations, and memory space. Learn to evaluate and optimize algorithmic efficiency.

• YouTube
• 25 minutes
• Self-Paced
• Free Video

Wrath of Math

Heron's Method: The Square Root Algorithm They Didn't Teach You in School

Discover Heron's method, an efficient algorithm for computing square roots, including its mathematical proof, historical context, and practical applications in this engaging mathematical exploration.

• YouTube
• 18 minutes
• Self-Paced
• Free Video

Data Structures and Algorithms: Deep Dive Using Java

22798 ratings at Udemy

Learn about Arrays, Linked Lists, Trees, Hashtables, Stacks, Queues, Heaps, Sort algorithms and Search algorithms

• Udemy
• 16 hours 1 minute
• Self-Paced
• Paid Course

Algorithms Course - Graph Theory Tutorial from a Google Engineer

2 ratings

Explore graph algorithms through shortest paths, traversals, network flow, spanning trees, connectivity, and source-code implementations.

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

Data Structures & Algorithms II: Binary Trees, Heaps, SkipLists and HashMaps

7 ratings

Become familiar with nonlinear and hierarchical data structures. Study various tree structures: Binary Trees, BSTs and Heaps. Understand tree operations and algorithms. Learn and implement HashMaps th

• edX
• 5 weeks, 9-10 hours a week
• Self-Paced
• Free Online Course (Audit)

Python Data Structures & Algorithms + LEETCODE Exercises

17291 ratings at Udemy

DSA + LEETCODE for Coding Interviews — Clear, Step-by-Step Animated Walkthroughs!

• Udemy
• 10 hours 18 minutes
• Self-Paced
• Paid Course

Career Certificate

Mastering Algorithms and Data Structures in C++

133 ratings at CodeSignal

Learn to choose, implement, and analyze algorithms and data structures for different problems in C++, including hashing, sorting, searching, stacks, queues, and linked lists.

• CodeSignal
• 9 hours
• Self-Paced
• Free Certificate
• 4 courses

Data Manipulation at Scale: Systems and Algorithms

773 ratings at Coursera

Learn the landscape of scalable data systems: relational algebra and parallel databases, MapReduce thinking, Spark programming, NoSQL key-value stores, and algorithms for graph-structured data.

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

Data Structures & Algorithms: Coding Interview Masterclass

15890 ratings at Udemy

Master Arrays, Linked Lists, Trees, Graphs, Sorting Algorithms & Big O | Ace Coding Interviews at Top Companies

• Udemy
• 10 hours 45 minutes
• Self-Paced
• Paid Course

The Coding Interview Bootcamp: Algorithms + Data Structures

15090 ratings at Udemy

Ace your next Javascript coding interview by mastering data structures and algorithms.

• Udemy
• 12 hours 55 minutes
• Self-Paced
• Paid Course

Arrays and Sorting Algorithms - Intro to Computer Science - Harvard's CS50 (2018)

1 rating

Compare bubble, selection, and merge sort visually while learning how arrays and computational complexity shape algorithm performance.

• freeCodeCamp
• 2-3 hours
• Self-Paced
• Free Video

Java Data Structures & Algorithms + LEETCODE Exercises

14680 ratings at Udemy

DSA + LEETCODE for Coding Interviews — Clear, Step-by-Step Animated Walkthroughs!

• Udemy
• 11 hours 7 minutes
• Self-Paced
• Paid Course

Career Certificate

Mastering Algorithms and Data Structures in C#

104 ratings at CodeSignal

Learn to choose, implement, and analyze algorithms and core data structures in C#, including hashing, sorting, searching, stacks, queues, and linked lists.

• CodeSignal
• 9 hours
• Self-Paced
• Free Certificate
• 4 courses

Data Structures & Algorithms III: AVL and 2-4 Trees, Divide and Conquer Algorithms

7 ratings

Learn more complex tree data structures, AVL and (2-4) trees. Investigate the balancing techniques found in both tree types. Implement these techniques in AVL operations. Explore sorting algorithms wi

• edX
• 5 weeks, 9-10 hours a week
• Self-Paced
• Free Online Course (Audit)

Career Certificate

Implementing AI Algorithms from Scratch

67 ratings at CodeSignal

Implement classic machine learning algorithms from scratch—including regression, classification, clustering, ensemble methods, optimization, and neural networks—without high-level libraries.

• CodeSignal
• Self-Paced
• Free Certificate
• 6 courses