Created this channel to help students, anyone preparing for interviews, and anyone curious about coding, this channel breaks down core computer science fundamentals, object-oriented programming, data structures and algorithms, system design, and problem-solving. Whether you're learning from scratch or brushing up for interviews, you'll find clear explanations, code walkthroughs with simple and detailed explanation to level up your programming skills.

I am working as principal engineer at Microsoft and have 12+ years of experience working on different software systems.
My experience and understanding of concepts may help students.

Red Black Tree Deletion | Easy and detailed explanation of complex deletion cases
36:35
Red Black Tree Deletion | Easy and detailed explanation of complex deletion cases
Red Black Tree Insertion | Rotations and Recoloring Made Easy with Visual Examples for Beginners
34:27
Red Black Tree Insertion | Rotations and Recoloring Made Easy with Visual Examples for Beginners
Introduction to Red Black Tree | Red Black Tree Properties | AVL Tree vs Red Black Tree
15:46
Introduction to Red Black Tree | Red Black Tree Properties | AVL Tree vs Red Black Tree
AVL Tree Insertion and Deletion Implementation Explained | Full Code Walkthrough with Rotations
24:05
AVL Tree Insertion and Deletion Implementation Explained | Full Code Walkthrough with Rotations
AVL Tree Deletion and Rotations Explained with Visual Examples
25:35
AVL Tree Deletion and Rotations Explained with Visual Examples
AVL Tree, AVL Tree Insertion and Rotations Explained with Visual Examples
48:40
AVL Tree, AVL Tree Insertion and Rotations Explained with Visual Examples
Introduction to Balanced Tree in Data Structure & their Importance
4:32
Introduction to Balanced Tree in Data Structure & their Importance
Invert Binary Tree | Easy Recursive & Iterative Solution Explained
17:12
Invert Binary Tree | Easy Recursive & Iterative Solution Explained
Binary Search Tree Traversal | Inorder, Preorder, Postorder, Level order | Inorder = Sorted Output !
21:03
Binary Search Tree Traversal | Inorder, Preorder, Postorder, Level order | Inorder = Sorted Output !
Leetcode Online Stock Span Explained | Stack Intuition + O(1) Avg Time
19:32
Leetcode Online Stock Span Explained | Stack Intuition + O(1) Avg Time
Leetcode Score of Parentheses | Easy O(N) Stack + No Stack | Full Walkthrough
25:22
Leetcode Score of Parentheses | Easy O(N) Stack + No Stack | Full Walkthrough
LeetCode Remove K Digits Explained
16:42
LeetCode Remove K Digits Explained
Learn Binary Search Tree Insertion and Deletion | Visual Walkthrough + Time Complexity
24:09
Learn Binary Search Tree Insertion and Deletion | Visual Walkthrough + Time Complexity
Learn Binary Search and Binary Search Tree (BST) – Beginner-Friendly Guide with Visual Examples
13:07
Learn Binary Search and Binary Search Tree (BST) – Beginner-Friendly Guide with Visual Examples
Binary Tree Insertion & Deletion Explained | All Cases Covered with Examples! 🌳
23:54
Binary Tree Insertion & Deletion Explained | All Cases Covered with Examples! 🌳
Daily Temperatures Leetcode Solution | Monotonic Stack Explained | Optimized Approach (Medium Level)
13:17
Daily Temperatures Leetcode Solution | Monotonic Stack Explained | Optimized Approach (Medium Level)
Leetcode Implement Queue Using Stacks | Step-by-Step Explanation With Amortized O(1) Complexity
9:33
Leetcode Implement Queue Using Stacks | Step-by-Step Explanation With Amortized O(1) Complexity
Leetcode Valid Parentheses | Stack-Based Approach Explained Step-by-Step
7:50
Leetcode Valid Parentheses | Stack-Based Approach Explained Step-by-Step
N-ary Tree Traversal Explained | DFS (Recursive & Iterative) & BFS in Java
13:01
N-ary Tree Traversal Explained | DFS (Recursive & Iterative) & BFS in Java
Binary Tree Traversal | Preorder, Inorder, Postorder (Recursive) Explained | Recursion vs Iteration
21:04
Binary Tree Traversal | Preorder, Inorder, Postorder (Recursive) Explained | Recursion vs Iteration
Binary Tree Traversal | DFS & BFS - Preorder, Inorder, Postorder, Level Order (Iterative) Explained
26:29
Binary Tree Traversal | DFS & BFS - Preorder, Inorder, Postorder, Level Order (Iterative) Explained
Tree Data Structure | Overview | Types of Trees | Implementation | Use cases with Examples
9:43
Tree Data Structure | Overview | Types of Trees | Implementation | Use cases with Examples
Polymorphism in OOP Part 2 | Runtime Polymorphism | Method Overriding & Dynamic Dispatch | Virtual
15:42
Polymorphism in OOP Part 2 | Runtime Polymorphism | Method Overriding & Dynamic Dispatch | Virtual
Polymorphism in Object Oriented Programming | Part 1 | Types | Compile Time Polymorphism | Examples
11:59
Polymorphism in Object Oriented Programming | Part 1 | Types | Compile Time Polymorphism | Examples
Abstraction in OOP | Abstraction vs Encapsulation | Abstraction in Java (Abstract Class, Interface)
16:43
Abstraction in OOP | Abstraction vs Encapsulation | Abstraction in Java (Abstract Class, Interface)
Inheritance in Object Oriented Programming | Types | Examples in Java | Ambiguity handling (Diamond)
18:36
Inheritance in Object Oriented Programming | Types | Examples in Java | Ambiguity handling (Diamond)
Encapsulation in Object-Oriented Programming | Types, Access Levels, Compile-Time & Runtime
11:18
Encapsulation in Object-Oriented Programming | Types, Access Levels, Compile-Time & Runtime
Introduction to Object Oriented Programming | Encapsulation, Inheritance, Abstraction, Polymorphism
19:38
Introduction to Object Oriented Programming | Encapsulation, Inheritance, Abstraction, Polymorphism
Leetcode Container With Most Water Using Two Pointers Approach
10:56
Leetcode Container With Most Water Using Two Pointers Approach
Leetcode Sum of All Odd Length Subarrays | Beginner-Friendly Step by Step Walkthrough
14:31
Leetcode Sum of All Odd Length Subarrays | Beginner-Friendly Step by Step Walkthrough