Practice system design interviews with an AI that adapts to you. Paste your target job description, get tailored challenges, and receive follow-up questions that escalate when you're strong and drill down when you're weak.
Free to start · No credit card required
Drop in the job description you're aiming for. Our AI extracts the tech stack, role level, and domain to tailor everything to your target.
Receive a system design challenge crafted specifically for the role. Submit your architectural solution — just like in a real interview.
The AI evaluates your answer on the spot. Strong? It escalates with adversarial follow-ups. Weak? It drills down to help you find your blind spots.
Tailored system design challenges generated from your target job description and tech stack. No generic questions — every challenge is role-specific.
The AI evaluates your answer in real time. Strong responses get adversarial pressure-testing. Weak ones get foundational diagnostic drills to uncover gaps.
Review completed sessions with comprehensive summaries — strengths, improvement areas, and quality ratings. Track your progress over time.
Start free, upgrade when you're ready.