Engineering · Operations
Practical pieces on running on-call without burning out the team, picking an alerting tool without paying per seat, and writing escalation policies that survive contact with reality.
A spreadsheet-free way to think about per-seat alerting math: list price, add-ons, the «we already pay for it» trap and what flat-fee actually saves at three team sizes.
Why a Telegram VoIP call is the cheapest reliable way to wake on-call without per-message carrier fees, what it costs at scale (spoiler: nothing) and the failure modes you have to wire around.