Learning Resources
Comprehensive collection of tools, guides, and materials to accelerate your interview preparation
Online Coding IDE
Practice coding with our powerful online IDE that supports multiple programming languages
Code Anywhere, Anytime
Our advanced online IDE provides a complete development environment in your browser. No setup required - start coding immediately with syntax highlighting, auto-completion, and real-time execution.
Supported Languages:
Study Guides & Cheat Sheets
Quick reference materials and comprehensive guides for all major topics
Data Structures Cheat Sheet
Quick reference for arrays, linked lists, stacks, queues, trees, graphs, and hash tables with time complexities.
Download PDFAlgorithm Patterns Guide
Common algorithmic patterns including two pointers, sliding window, dynamic programming, and backtracking.
Download PDFSystem Design Primer
Essential concepts for system design interviews including scalability, load balancing, and database design.
Download PDFJava Interview Questions
Top 100 Java interview questions covering OOP, collections, multithreading, and JVM concepts.
Download PDFPython Quick Reference
Python syntax, built-in functions, data structures, and common libraries used in technical interviews.
Download PDFBehavioral Interview Guide
STAR method framework, common behavioral questions, and sample answers for different scenarios.
Download PDFCurated Problem Sets
Carefully selected problems organized by topic and difficulty level
🎯 Top 50 Must-Do Problems
Essential problems that cover all major patterns and concepts
Difficulty: Mixed (Easy to Hard)
Topics: Arrays, Strings, Trees, Graphs, DP
Estimated Time: 2-3 weeks
🏢 Company-Specific Problems
Problems frequently asked at specific companies
Companies: Google, Amazon, Microsoft, Facebook
Problems: 200+ tagged problems
Updated: Monthly with new questions
⚡ Daily Coding Challenge
New problem every day to keep your skills sharp
Format: One problem per day
Difficulty: Adaptive based on performance
Streak: Track your solving streak
Video Tutorials
Step-by-step video explanations of complex concepts and problem-solving techniques
Dynamic Programming Masterclass
Complete guide to dynamic programming with 20+ problems solved step by step.
Watch NowGraph Algorithms Explained
Visual explanations of BFS, DFS, Dijkstra's algorithm, and other graph traversal techniques.
Watch NowSystem Design Case Studies
Real-world system design examples including designing Twitter, Uber, and Netflix.
Watch NowInterview Tools & Utilities
Helpful tools to enhance your interview preparation and practice sessions
Coding Timer
Practice solving problems within time constraints. Set custom timers for different problem types.
Use TimerProgress Tracker
Track your problem-solving progress, identify weak areas, and monitor improvement over time.
View ProgressRandom Problem Generator
Get random problems based on your skill level and preferred topics for varied practice.
Generate ProblemVoice Recorder
Practice explaining your solutions out loud and review your communication skills.
Start RecordingResume Builder
Create a professional tech resume with our templates designed for software engineering roles.
Build ResumeComplexity Calculator
Analyze time and space complexity of your algorithms with our interactive calculator.
Calculate ComplexityCommunity Resources
Connect with fellow learners and access community-driven content
💬 Discussion Forums
Ask questions, share solutions, and learn from the community
Active Members: 25,000+
Topics: All technical subjects
Response Time: Usually within 2 hours
👥 Study Groups
Join or create study groups for collaborative learning
Active Groups: 500+
Topics: Company-specific, Topic-based
Format: Virtual meetups, pair programming
📚 Resource Library
Community-contributed resources, notes, and solutions
Resources: 1000+ documents
Types: Notes, solutions, tips
Quality: Peer-reviewed content
Start Learning Today
Access our free resources and begin your interview preparation journey