Ignore shiny features until you validate ROI. Design the rollout so rollback takes minutes, not hours. Counterpoint based on what stuck in reality.

Use feature flags generously for safe tests. Tune thresholds per segment; one size rarely fits all. Quick checklist that saved us time.

Quick checklist that saved us time. Keep a kill switch handy for launch week. Add synthetic transactions to catch silent failures.

If the key metric doesn’t move in 14 days, revert. Decide this with numbers, not vibes. Calm dashboards mattered more than fancy models during incidents.

Latency budgets forced us to drop nice-to-haves. If the key metric doesn’t move in 14 days, revert. Decide this with numbers, not vibes.

Negotiate support SLAs; they beat shiny features in crunch time. Process tip that prevented a week of rework. Make alerting boring and reliable.

Decide this with numbers, not vibes. If the key metric doesn’t move in 14 days, revert. Latency budgets forced us to drop nice-to-haves.

Keep a kill switch handy for launch week. Benchmarks lie; production traffic tells the story. Process tip that prevented a week of rework.

Document assumptions so new teammates move faster. Track approval rate, chargebacks, and complaints weekly. Process tip that prevented a week of rework.

Run a pre-mortem; it surfaces surprises early. Quick checklist that saved us time. Rotate credentials on a calendar, not only after incidents.

Keep the system operable by the smallest competent team. Biggest risk is invisible complexity creeping in. Log sample payloads (PII redacted) to speed debugging.

Adding a datapoint from a Series A fintech I advised. A thin rules layer filtered 80% of noisy alerts. Design the rollout so rollback takes minutes, not hours.

We cut manual review time by ~30% just by clarifying thresholds. Short version from a recent rollout I led. Benchmarks lie; production traffic tells the story.

We cut manual review time by ~30% just by clarifying thresholds. Decide this with numbers, not vibes. If the key metric doesn’t move in 14 days, revert.

Rotate credentials on a calendar, not only after incidents. Biggest risk is invisible complexity creeping in. Keep the system operable by the smallest competent team.