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Practice Problems

Realistic AI engineering scenarios with reference solutions and problem-specific grading rubrics.

7 problems
ProblemCategoryDifficultyTimeBest
  • Reassemble a Streamed Response

    Streaming · Server-sent events · Parsing · LLM plumbing

    AI Engineering·Easy·15 minEasy15m–Solve
  • A Rate Limiter That Allows a Burst

    Rate limiting · Token bucket · Backpressure · API design

AI Engineering
·
Medium
·
25 min
Medium
25m
–
Solve
  • Batch Requests Without Blowing the Latency Budget

    Dynamic batching · Inference serving · Latency budgets · Throughput

    AI Engineering·Medium·30 minMedium30m–Solve
  • Retry With Exponential Backoff and Jitter

    Retries · Backoff · Thundering herd · Error handling

    AI Engineering·Medium·25 minMedium25m–Solve
  • Stop Calling the Provider That Is Down

    Circuit breaker · Resilience · State machines · Failure handling

    AI Engineering·Medium·30 minMedium30m–Solve
  • Token Cost From a Raw Usage Log

    Cost tracking · Data cleaning · CSV parsing · Normalization

    AI Engineering·Medium·25 minMedium25m–Solve
  • Token-Budgeted Context Packer

    Context management · Token budgets · RAG · Prompt construction

    AI Engineering·Medium·25 minMedium25m–Solve