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Master System Design
With Unlimited Practice
Learn from 3000+ expert-curated cards, practice real design problems, and get instant feedback on your solutions
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Continuous learning and retention. Full access to all features.
Free vs Pro
Free
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π6 cards per day
π―All design problems
Easy category solutions only
β‘1 evaluation per problem
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UNLIMITED$89$59/ 6 months
Early adopter pricing β’ Limited time
βΎοΈUnlimited learning cards
π―Unlimited design practice problems
β‘Unlimited evaluation of solutions
π3000+ expert-curated cards
π’Company-specific tagging (FAANG+)
π¬Real-time feedback on designs
πDepth Over Breadth
Master core concepts thoroughly, not surface-level overviews
βοΈTrade-offs Over Templates
When to use each pattern. Trade-offs, failure modes, edge cases
π§ Spaced Repetition
Cards return at optimal intervals. Build long-term memory
Why Engineers Choose System Overflow
π Complete System Design
200+ Concepts
β±οΈ Just 30 minutes daily. Fundamentals to advanced systems.
π° Best ROI in the Market
$99/year
vs $170-950/year competitors. Better retention, lower cost.
π Real Career Impact
$80K-150K
Senior β Staff level TC bump. One promotion pays 1000x over.
Engineers from Google, Meta, Amazon, Netflix, and Uber are already using System Overflow