Top 50 api integration Interview Questions
The most frequently asked api integration questions across all roles and companies, ranked by real interview frequency. Updated daily.
Find two array values that reach a target sum using a hash map in O(n) time.
Maersk
CitigroupNNetEaseUse Google location travel times and bitmask dynamic programming to find the minimum round-trip route through resorts.
ScaleParse recipe JSON, index recipes by ID, and return the correct view after a button click.
DoorDash
DoorDash USAImplement a token bucket limiter that accepts or rejects timestamped requests under an LLM provider rate limit.
Altimetrik
SalesforceImplement bounded retries with exponentially increasing delays for failed API attempts.
The Misch GroupTraverse endpoint dependencies once using a hashmap for visited tracking and depth-first search.
RampReplace templated tokens with API values while preserving unknown tokens and avoiding duplicate lookups.
RampDesign an event reducer that cancels requests and rejects stale Revolut financial responses.
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