Master System Design.
Crush the Interview.
Stop reading static blogs. Start building. 150+ interactive problems, a real-time architecture canvas, and an AI-driven mock interviewer.
Everything you need to scale.
We replaced scattered resources with a unified, interactive workflow designed specifically for engineering interviews.
Interactive Architecture Canvas
Drag, drop, and connect load balancers, databases, and message queues in real-time. Stop drawing on whiteboards; build actual topologies.
150+ Real Problems
Curated from top tech companies. From designing Uber to distributed message queues.
Deep-Dive Curriculum
Master databases, caching, and event-driven architecture before you ever draw a box.
AI Interview Vault
Face the pressure of a real interview. Our AI simulates a live interviewer, asking follow-up questions, probing bottlenecks, and grading your final architecture.
Join 10,000+ engineers
leveling up daily.
Learning shouldn't happen in a vacuum. Climb the leaderboard, maintain your streak, and earn badges as you master complex systems.
"The interactive canvas changed how I prep. It's like having a whiteboard that actually tells you if your architecture will scale."
"I used to dread system design interviews. The mock AI interviewer here is insanely realistic and caught bottlenecks I missed."
"Best 150 problems I've ever seen. The gamification keeps me coming back every day. Just hit a 30-day streak!"
Simple pricing, massive ROI.
One system design interview can be the difference between L4 and L5, or a $50k variance in TC. Invest in yourself.
Free
Perfect to get a taste of the platform.
- Access to 10 foundational problems
- Basic interactive canvas features
- Global leaderboard access
- Community Discord
Pro
Everything you need to clear the interview.
- Access to all 150+ premium problems
- Full architectural canvas components
- AI Mock Interviewer Vault
- Detailed performance analytics
- Priority support