DSA Revision

A comprehensive collection of Data Structures, Algorithms, and System Design patterns for your interview preparation.

Arrays & Hashing

The foundational tools for a vast category of interview problems.

Binary Search patterns

Stacks & Queues

Mechanisms to enforce order and process elements in specific sequences.

Test a candidate's ability to manipulate pointers and manage memory references.

Often serve as a medium to test other algorithmic patterns.

Searching & Recursion

Crucial for solving optimization and combinatorial problems.

Greedy Algorithms

Construct a solution by making a sequence of locally optimal choices.

Hierarchical data structures that test recursion and traversal.

A specialized tree-based data structure for efficient min/max retrieval.

A specialized tree for efficient storage and retrieval of strings.

The most general data structure, capable of modeling arbitrary relationships.

An optimization technique for problems with optimal substructure.

The most general data structure, capable of modeling arbitrary relationships.

The most general data structure, capable of modeling arbitrary relationships.

Spring Data JPA

A comprehensive guide to building a Hospital Management System using Spring Data JPA.

Complete documentation & Spring Boot integration guide for Senior Engineers.

AWS Architecture & Cloud Design Patterns

A comprehensive guide to AWS services, High Availability architectures, and Cloud Design Patterns for Senior Engineers.

Java Language Architecture

Deep dive into JVM internals, Memory Model, OOP Pillars, and Modern Java features for Senior Engineering roles.