Q01TechnicalDesign a retry mechanism for a flaky downstream service — walk me through back-off strategy and idempotency.
Q02TechnicalHow would you debug a Python service whose p99 latency jumped 3x after a deploy?
Q03BehavioralDescribe a time you pushed back on a technical decision your team was converging on. What happened?
Q04BehavioralWalk me through a time you scaled a core Python service past a single-node Postgres — what trade-offs did you make and how did you measure success?
Q05SituationalYour on-call pager goes off during a zero-downtime migration. What's your first five minutes?
Q06TechnicalYour team uses AWS. How would you architect multi-region read replicas for your scheduling stack?
Q07BehavioralTell me about a time you onboarded a junior engineer to a legacy codebase.
Q08SituationalA PM asks you to ship a feature by Friday that requires cutting a planned reliability win. How do you respond?
Q09TechnicalWalk me through how you'd test a distributed transaction system before shipping.
Q10BehavioralDescribe the engineering win you're proudest of in the last 12 months.