So you’ve decided to take advantage of Site Reliability Engineering by hiring SREs for your company. Now, you have a second decision to make: Exactly how many SREs to hire. Do you need just one or two SREs? Or should you build a sprawling SRE team, with a dozen or more SREs on hand to support your organization’s reliability needs? The answers to these questions will, of course, vary; every business’s needs are different.