Collaborative Canvas
Run structured system design interviews on a shared canvas built for architecture thinking.
AI-Powered · System Design
The smarter way to interview for system design.
Blokwev (like "block weave") helps teams run consistent AI-powered interviews and gives engineers realistic practice with clear feedback. Build, break, and improve system designs before the real conversation.
Free to start. No credit card required.
CClient
LLoad Balancer
AAPI Gateway
DDatabase
KCache
⚡ Database Failure
AI Score: 7 / 10 · Band: Strong · 3 signals detected
40 real-world problems3 difficulty levelsAI scoring & feedbackFree to start
Everything you need. Nothing you don't.
For Teams
For Interviewers
Chaos Scenarios
Introduce realistic failures and scaling events to see how candidates reason under pressure.
AI Scoring & Reports
Turn interviews into consistent scorecards with signals your hiring team can compare.
For Individuals
For Candidates
40 Real Problems
Practice realistic system design prompts across easy, medium, and hard tiers.
AI Feedback
Get clear review notes on tradeoffs, bottlenecks, risks, and missing signals.
Ideal Solution Reveal
Compare your design against a reference architecture after you make an attempt.
How it works
01
Create a session
Choose the prompt, invite the candidate, and set the interview context.
02
Candidate joins the canvas
Watch the design unfold while the AI tracks architecture signals.
03
Get AI scoring instantly
Review the score, band, and structured notes as soon as the session ends.
Simple, transparent pricing
For Teams
Starting at $79/mo
- 10 interview sessions
- AI scoring reports
- Chaos scenario prompts
For Individuals
Free to start
- 3 new attempts monthly
- 20 published problems
- Upgrade for AI review