Featured Tech Interview Decks

Scalability & Load Balancing

Distribute traffic evenly—scale up or out without missing a beat.

Caching

Keep hot data close—SLAM down latency with smart eviction.

Asynchronous Processing & Queues

Security & Authentication

Networking & CDN

Fault Tolerance & HA

Microservices & Architecture

Decouple to deploy independently—compare monolith vs. microservices Master microservices architecture with flashcards covering Java, Spring Boot, design patterns, backend frameworks, and monolithic vs microservices interview prep.

Database & Storage (SQL vs NoSQL)

Relational joins vs. document freedom—know your storage fit

SQL - Hard

Tackle complex SQL queries, subqueries, and optimization topics. Prepare for FAANG-level and senior SQL interview questions with advanced flashcards. (Senior, Staff)

Unsupervised Learning & Clustering

SQL - Medium

Practice SQL joins, subqueries, and intermediate queries with flashcards. Prepare for data analyst and developer interviews with real-world SQL problems.

Supervised Learning

Labelled data in, predictions out—nail the basics - Supervised Learning Flashcards: Precision, Recall, Cross-Validation & Neural Network Insights

SQL - Easy

Start your prep with beginner-level DBMS interview questions, DBMS viva questions, and SQL and PLSQL interview questions. Includes basic MySQL queries, DBMS MCQ, and simple SQL joins.

Neural Networks & Deep Learning

Conflict Resolution & Feedback

Turn disagreements into growth—hear out and resolve

Leadership & Ownership

Teamwork & Collaboration

Trees (Binary & BSTs)

Heaps & Priority Queues

Stacks & Queues

Blind 75

Time Complexity & Big O

Backtracking

Blind75

Top 75 questions - foundational blocks

Top 150 Questions

Graph Algorithms