Building Agreement Across Teams

The retry rule from the first lesson is one sentence long: every scheduled job must be idempotent, or must declare that it is not, and the scheduler then never retries it. Writing that sentence took the platform Staff engineer a week. Getting it adopted needed agreement from 28 parties: the 26 teams that own jobs, the platform team that owns scheduler C, and the director of the platform group. The payments and data teams appear only once in that count, although each owns jobs and also a scheduler.

Each of those 26 teams owns its own jobs and its own plan for the quarter