9 Going On-Call

Many companies ask engineers to go on-call. On-call engineers are the first line of defense for any unplanned work, be it production issues or ad hoc support requests. Separating deep work from operational work lets the majority of the team focus on development while on-call engineers focus only on unpredictable operational issues and support tasks. Effective on-call engineers are prized by their teammates and managers, and they grow quickly from the relationship-building and learning opportunities that on-call rotations provide.

This chapter covers the basic knowledge and skills you’ll need to participate in on-call, incident handling, and support. We’ll explain how on-call rotations work and teach you important on-call skills. ...

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