Design Search Engine Input Suggestions (Autocomplete)
Design a system that provides real-time query suggestions as a user types in a search box. Consider the following aspects:
- APIs and end-to-end request flow
- Ranking logic (e.g., popularity, personalization)
- Data sources and offline/online components
- Latency and scale expectations
- Handling updates (trending queries, new queries)
Design a Merchant Product Update System (Bulk + Single-Item Edits)
Design a system that allows merchants to update product data. This includes:
- Single-item edits (CRUD for one product)
- Bulk edits (e.g., upload a file or run a job that updates thousands of SKUs)
Consider the following aspects:
- APIs, data model, validation
- Concurrency/conflict handling (simultaneous updates)
- Observability and audit trail
- Partial failures, retries, idempotency
- Rollback / revert capability
AI interview prep
Core dilemma
Balancing low-latency, high-throughput real-time suggestions with complex, potentially personalized ranking and dynamic data updates, while also designing a robust, scalable, and fault-tolerant system for bulk product data management with strong consistency guarantees.
3 tradeoffs and 3 stress tests locked
Interview prep
Unlock the interviewer X-Ray rubric, tradeoff matrix, stress tests, clarifying questions, and key concepts.
Design Search Engine Input Suggestions (Autocomplete)
Design a system that provides real-time query suggestions as a user types in a search box. Consider the following aspects:
- APIs and end-to-end request flow
- Ranking logic (e.g., popularity, personalization)
- Data sources and offline/online components
- Latency and scale expectations
- Handling updates (trending queries, new queries)
Design a Merchant Product Update System (Bulk + Single-Item Edits)
Design a system that allows merchants to update product data. This includes:
- Single-item edits (CRUD for one product)
- Bulk edits (e.g., upload a file or run a job that updates thousands of SKUs)
Consider the following aspects:
- APIs, data model, validation
- Concurrency/conflict handling (simultaneous updates)
- Observability and audit trail
- Partial failures, retries, idempotency
- Rollback / revert capability