Master System Design.
Crush the Interview.
Stop reading static blogs. Build real scalable topologies with interactive problems, a dynamic diagram canvas, and guided architectural case studies.
Everything you need to scale.
A unified, hands-on engineering workflow designed to build deep, intuitive architectural reasoning.
Interactive Architecture Canvas
Drag, drop, and connect load balancers, databases, and message queues in real-time. Visualize topologies before you implement them.
150+ Real Problems
Curated architectural challenges. From designing rate limiters to distributed message queues.
Deep-Dive Curriculum
Master CAP theorem, consistent hashing, caching strategies, and event-driven architecture step-by-step.
Napkin Math Calculator
Quickly estimate QPS, storage bandwidth, memory overhead, and instance cluster counts for your system designs.
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
- Detailed performance analytics
- Priority support