The age of mainstream cloud-native development is already here, but a hot market for talent means that organizations continually need to onboard new cloud-native developers and leaders: 26% of senior developers from Forrester’s Developer Survey, 2022, cite using more cloud-native technologies as among their team’s top-three objectives in the next 12 months. Cloud-native development leaders’ first 90 days on the job are critical, especially if they are unfamiliar with the vast and rapidly changing landscape of tools, practices, and patterns. This report guides new cloud-native development leaders and organizations seeking to optimize the onboarding process.