Tech Screening · Hard · 3 min
How would you estimate serving capacity for a model with bursty traffic and an expensive cold start
How would you estimate serving capacity for a model with bursty traffic and an expensive cold start?
View taskPublic task directory
Technical interview practice tasks
Every entry below is a crawlable link to a unique public task page. This directory complements the interactive filters and keeps the complete catalog connected through standard pagination.
Page 380 of 386 · 18,491 tasks
Tech Screening · Easy · 3 min
Traffic doubles after a launch and GPU queues grow. What would you change now, and what would you redesign later
Traffic doubles after a launch and GPU queues grow. What would you change now, and what would you redesign later?
View taskTech Screening · Medium · 3 min
Engagement falls after a model release while CPU, errors, and latency remain normal. How would you run the investigation
Engagement falls after a model release while CPU, errors, and latency remain normal. How would you run the investigation?
View taskTech Screening · Hard · 3 min
A model regression affects only new users. What immediate mitigation and forensic evidence would you preserve
A model regression affects only new users. What immediate mitigation and forensic evidence would you preserve?
View taskTech Screening · Easy · 3 min
Who should own a production model when data, features, serving, and product decisions belong to different teams
Who should own a production model when data, features, serving, and product decisions belong to different teams?
View taskTech Screening · Medium · 3 min
Design an approval and escalation boundary for a high-impact model change
Design an approval and escalation boundary for a high-impact model change.
View taskTech Screening · Hard · 3 min
A production model cannot be reproduced from its recorded commit. Which data, environment, configuration, and randomness evidence is missing
A production model cannot be reproduced from its recorded commit. Which data, environment, configuration, and randomness evidence is missing?
View taskTech Screening · Easy · 3 min
How would you make an ML training run reproducible without pretending nondeterministic hardware always produces identical bits
How would you make an ML training run reproducible without pretending nondeterministic hardware always produces identical bits?
View taskTech Screening · Medium · 3 min
New documents are embedded correctly but rarely retrieved. How would you separate embedding, indexing, freshness, and ranking failures
New documents are embedded correctly but rarely retrieved. How would you separate embedding, indexing, freshness, and ranking failures?
View taskTech Screening · Hard · 3 min
How would you roll out a new embedding model when old and new vectors cannot share one similarity space
How would you roll out a new embedding model when old and new vectors cannot share one similarity space?
View taskTech Screening · Easy · 3 min
A prompt change improves average judge score but increases severe failures. How would you design a trustworthy release decision
A prompt change improves average judge score but increases severe failures. How would you design a trustworthy release decision?
View taskTech Screening · Medium · 3 min
Which offline, human, adversarial, and online checks would you require before shipping an LLM feature to users
Which offline, human, adversarial, and online checks would you require before shipping an LLM feature to users?
View taskTech Screening · Hard · 3 min
A marketplace experiment changes behavior for treated and untreated users. Why can user-level randomization produce a biased estimate
A marketplace experiment changes behavior for treated and untreated users. Why can user-level randomization produce a biased estimate?
View taskTech Screening · Easy · 3 min
How would you detect and reduce network, inventory, or learning interference in an online ML experiment
How would you detect and reduce network, inventory, or learning interference in an online ML experiment?
View taskTech Screening · Easy · 3 min
How would you explain HTTP request lifecycle for a Software Engineer, using a scaling concern as the scenario? Include the edge case that candidates often miss
How would you explain HTTP request lifecycle for a Software Engineer, using a scaling concern as the scenario? Include the edge case that candidates often miss.
View taskTech Screening · Medium · 3 min
Walk me through how you would reason about REST endpoint design for a Software Engineer, using a security boundary as the scenario? Explain the debugging path, not only the final answer
Walk me through how you would reason about REST endpoint design for a Software Engineer, using a security boundary as the scenario? Explain the debugging path, not only the final answer.
View taskTech Screening · Hard · 3 min
Suppose a teammate asks you to review idempotent operations for a Software Engineer, using a release rollback as the scenario? Answer as if the interviewer can ask follow-ups on implementation details
Suppose a teammate asks you to review idempotent operations for a Software Engineer, using a release rollback as the scenario? Answer as if the interviewer can ask follow-ups on.
View taskTech Screening · Easy · 3 min
In a technical screen, how would you diagnose retry and backoff behavior for a Software Engineer, using a flaky test investigation as the scenario? Answer as if the interviewer can ask follow-ups on implementation details
In a technical screen, how would you diagnose retry and backoff behavior for a Software Engineer, using a flaky test investigation as the scenario? Answer as if the interviewer can ask.
View taskTech Screening · Medium · 3 min
What trade-offs would you call out for race conditions for a Software Engineer, using a performance budget as the scenario? Mention what you would validate before shipping
What trade-offs would you call out for race conditions for a Software Engineer, using a performance budget as the scenario? Mention what you would validate before shipping.
View taskTech Screening · Hard · 3 min
Give me a concrete example of handling debugging a production issue for a Software Engineer, using an API contract change as the scenario? Explain the debugging path, not only the final answer
Give me a concrete example of handling debugging a production issue for a Software Engineer, using an API contract change as the scenario? Explain the debugging path, not only the final.
View taskTech Screening · Easy · 3 min
How would you explain structured logging for a Software Engineer, using an incident handoff as the scenario? Keep the answer practical and include one failure mode
How would you explain structured logging for a Software Engineer, using an incident handoff as the scenario? Keep the answer practical and include one failure mode.
View taskTech Screening · Medium · 3 min
Walk me through how you would reason about metrics and alerts for a Software Engineer, using a migration plan as the scenario? Mention what you would validate before shipping
Walk me through how you would reason about metrics and alerts for a Software Engineer, using a migration plan as the scenario? Mention what you would validate before shipping.
View taskTech Screening · Hard · 3 min
Suppose a teammate asks you to review test strategy for a Software Engineer, using a monitoring gap as the scenario? Explain the debugging path, not only the final answer
Suppose a teammate asks you to review test strategy for a Software Engineer, using a monitoring gap as the scenario? Explain the debugging path, not only the final answer.
View taskTech Screening · Easy · 3 min
In a technical screen, how would you diagnose input validation for a Software Engineer, using an edge-case failure as the scenario? Mention what you would validate before shipping
In a technical screen, how would you diagnose input validation for a Software Engineer, using an edge-case failure as the scenario? Mention what you would validate before shipping.
View taskTech Screening · Medium · 3 min
What trade-offs would you call out for pagination for a Software Engineer, using a dependency upgrade as the scenario? Call out the main trade-off and the signal you would monitor
What trade-offs would you call out for pagination for a Software Engineer, using a dependency upgrade as the scenario? Call out the main trade-off and the signal you would monitor.
View taskTech Screening · Hard · 3 min
Give me a concrete example of handling rate limiting for a Software Engineer, using a cross-team handoff as the scenario? Keep the answer practical and include one failure mode
Give me a concrete example of handling rate limiting for a Software Engineer, using a cross-team handoff as the scenario? Keep the answer practical and include one failure mode.
View taskTech Screening · Easy · 3 min
How would you explain cache invalidation for a Software Engineer, using a customer-reported issue as the scenario? Keep the answer practical and include one failure mode
How would you explain cache invalidation for a Software Engineer, using a customer-reported issue as the scenario? Keep the answer practical and include one failure mode.
View taskTech Screening · Medium · 3 min
Walk me through how you would reason about database indexes for a Software Engineer, using a production bug as the scenario? Answer as if the interviewer can ask follow-ups on implementation details
Walk me through how you would reason about database indexes for a Software Engineer, using a production bug as the scenario? Answer as if the interviewer can ask follow-ups on implementation.
View taskTech Screening · Hard · 3 min
Suppose a teammate asks you to review transaction boundaries for a Software Engineer, using a code review as the scenario? Keep the answer practical and include one failure mode
Suppose a teammate asks you to review transaction boundaries for a Software Engineer, using a code review as the scenario? Keep the answer practical and include one failure mode.
View taskTech Screening · Easy · 3 min
In a technical screen, how would you diagnose async job processing for a Software Engineer, using a design review as the scenario? Answer as if the interviewer can ask follow-ups on implementation details
In a technical screen, how would you diagnose async job processing for a Software Engineer, using a design review as the scenario? Answer as if the interviewer can ask follow-ups on.
View taskTech Screening · Medium · 3 min
What trade-offs would you call out for authentication versus authorization for a Software Engineer, using a user-impacting regression as the scenario? Explain the debugging path, not only the final answer
What trade-offs would you call out for authentication versus authorization for a Software Engineer, using a user-impacting regression as the scenario? Explain the debugging path, not only.
View taskTech Screening · Hard · 3 min
Give me a concrete example of handling API versioning for a Software Engineer, using a scaling concern as the scenario? Mention what you would validate before shipping
Give me a concrete example of handling API versioning for a Software Engineer, using a scaling concern as the scenario? Mention what you would validate before shipping.
View taskTech Screening · Easy · 3 min
How would you explain performance bottlenecks for a Software Engineer, using a security boundary as the scenario? Answer as if the interviewer can ask follow-ups on implementation details
How would you explain performance bottlenecks for a Software Engineer, using a security boundary as the scenario? Answer as if the interviewer can ask follow-ups on implementation details.
View taskTech Screening · Medium · 3 min
Walk me through how you would reason about security-sensitive data handling for a Software Engineer, using a release rollback as the scenario? Explain the debugging path, not only the final answer
Walk me through how you would reason about security-sensitive data handling for a Software Engineer, using a release rollback as the scenario? Explain the debugging path, not only the final.
View taskTech Screening · Hard · 3 min
Suppose a teammate asks you to review HTTP request lifecycle for a Software Engineer, using a flaky test investigation as the scenario? Keep the answer practical and include one failure mode
Suppose a teammate asks you to review HTTP request lifecycle for a Software Engineer, using a flaky test investigation as the scenario? Keep the answer practical and include one failure.
View taskTech Screening · Easy · 3 min
In a technical screen, how would you diagnose REST endpoint design for a Software Engineer, using a performance budget as the scenario? Answer as if the interviewer can ask follow-ups on implementation details
In a technical screen, how would you diagnose REST endpoint design for a Software Engineer, using a performance budget as the scenario? Answer as if the interviewer can ask follow-ups on.
View taskTech Screening · Medium · 3 min
What trade-offs would you call out for idempotent operations for a Software Engineer, using an API contract change as the scenario? Mention what you would validate before shipping
What trade-offs would you call out for idempotent operations for a Software Engineer, using an API contract change as the scenario? Mention what you would validate before shipping.
View taskTech Screening · Hard · 3 min
Give me a concrete example of handling retry and backoff behavior for a Software Engineer, using an incident handoff as the scenario? Mention what you would validate before shipping
Give me a concrete example of handling retry and backoff behavior for a Software Engineer, using an incident handoff as the scenario? Mention what you would validate before shipping.
View taskTech Screening · Easy · 3 min
How would you explain race conditions for a Software Engineer, using a migration plan as the scenario? Explain the debugging path, not only the final answer
How would you explain race conditions for a Software Engineer, using a migration plan as the scenario? Explain the debugging path, not only the final answer.
View taskTech Screening · Medium · 3 min
Walk me through how you would reason about debugging a production issue for a Software Engineer, using a monitoring gap as the scenario? Answer as if the interviewer can ask follow-ups on implementation details
Walk me through how you would reason about debugging a production issue for a Software Engineer, using a monitoring gap as the scenario? Answer as if the interviewer can ask follow-ups on.
View taskTech Screening · Hard · 3 min
Suppose a teammate asks you to review structured logging for a Software Engineer, using an edge-case failure as the scenario? Call out the main trade-off and the signal you would monitor
Suppose a teammate asks you to review structured logging for a Software Engineer, using an edge-case failure as the scenario? Call out the main trade-off and the signal you would monitor.
View taskTech Screening · Easy · 3 min
In a technical screen, how would you diagnose metrics and alerts for a Software Engineer, using a dependency upgrade as the scenario? Explain the debugging path, not only the final answer
In a technical screen, how would you diagnose metrics and alerts for a Software Engineer, using a dependency upgrade as the scenario? Explain the debugging path, not only the final answer.
View taskTech Screening · Medium · 3 min
What trade-offs would you call out for test strategy for a Software Engineer, using a cross-team handoff as the scenario? Answer as if the interviewer can ask follow-ups on implementation details
What trade-offs would you call out for test strategy for a Software Engineer, using a cross-team handoff as the scenario? Answer as if the interviewer can ask follow-ups on implementation.
View taskTech Screening · Hard · 3 min
Give me a concrete example of handling input validation for a Software Engineer, using a customer-reported issue as the scenario? Explain the debugging path, not only the final answer
Give me a concrete example of handling input validation for a Software Engineer, using a customer-reported issue as the scenario? Explain the debugging path, not only the final answer.
View taskTech Screening · Easy · 3 min
How would you explain pagination for a Software Engineer, using a production bug as the scenario? Include the edge case that candidates often miss
How would you explain pagination for a Software Engineer, using a production bug as the scenario? Include the edge case that candidates often miss.
View taskTech Screening · Medium · 3 min
Walk me through how you would reason about rate limiting for a Software Engineer, using a code review as the scenario? Call out the main trade-off and the signal you would monitor
Walk me through how you would reason about rate limiting for a Software Engineer, using a code review as the scenario? Call out the main trade-off and the signal you would monitor.
View taskTech Screening · Hard · 3 min
Suppose a teammate asks you to review cache invalidation for a Software Engineer, using a design review as the scenario? Call out the main trade-off and the signal you would monitor
Suppose a teammate asks you to review cache invalidation for a Software Engineer, using a design review as the scenario? Call out the main trade-off and the signal you would monitor.
View taskTech Screening · Easy · 3 min
In a technical screen, how would you diagnose database indexes for a Software Engineer, using a user-impacting regression as the scenario? Mention what you would validate before shipping
In a technical screen, how would you diagnose database indexes for a Software Engineer, using a user-impacting regression as the scenario? Mention what you would validate before shipping.
View task