Prep for system design interviews one pattern at a time
FocusAI maps load balancing, caching, databases, and mock designs into daily study you can finish before your loop.
Prep for system design interviews one pattern at a time
FocusAI maps load balancing, caching, databases, and mock designs into daily study you can finish before your loop.
I am a mid-level engineer targeting senior roles. In 8 weeks I want confident answers on scalability, caching, databases, and 4 practiced system designs (URL shortener, feed, chat, rate limiter). About 5 hours per week.
Your first week could look like this
Sample tasks for “Pass system design interviews”. Your real plan is tailored when you sign up.
Read one chapter on horizontal vs vertical scaling; summarize
~0.75hSketch URL shortener: API, DB schema, redirect flow
~1h
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How it works
Type your goal
Natural language — no rigid forms. FocusAI understands context.
Get your roadmap
Milestones and daily tasks with time estimates and difficulty.
Start executing
Tasks sync to your calendar. Focus Mode keeps you on track.
“System design needs timed mocks — not passive architecture videos only.”
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