Top 50 api Interview Questions
The most frequently asked api questions across all roles and companies, ranked by real interview frequency. Updated daily.
Implement a constant-time function that returns the key semantic differences between PUT and POST HTTP requests.
Stefanini Brasil
Reddit
GoogleImplement a token bucket that accepts or rejects timestamped API requests under capacity and refill constraints.
Abm IndustriesGoogleGroup Justworks People records by department, deduplicate active plans, and sort the result for a frontend view.
Justworks
GEPParse SSML `<s>` tags into sentences and track the active sentence and word during TTS playback.
SpeechifyFix SwiftUI state updates across async/await, escaping closures, and Combine without race conditions.
SpeechifySort Yochana event priorities in O(n log n) time without using Python's built-in sorting functions.
YochanaClassify OAuth event sequences as implicit or authorization code flows using ordered protocol validation.
MicrosoftSimulate sliding-window rate limiting and deadline-based batching for prompts while recording API responses.
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Compare normalized character signatures to determine whether each pair of strings is an anagram.
AdobeCalculate the sum of integers from 1 to 1,000,000 using PostgreSQL aggregation and filtering.
Virtu Financial