System Design AI

Guided practice

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Role-based challenges 2

Ordered by design number

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Practice briefStart with your own approach
14. Sell a limited drop without overselling
Separate reservation, payment and confirmed purchase during a 50,000-person launch.
Product & backendMedium
Concurrency Transactions Idempotency
+2
Inventory Payments
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Practice
Practice briefStart with your own approach
16. Migrate payment processors without a flag day
Create a gated migration plan when engineering, finance and support have different definitions of success.
Technical program managementHard
Migration Payments Program management
+2
Risk management Rollout
Discuss
Practice

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