“I still think the primary role of the engineering manager is to set the vision, work with stakeholders to define the requirements, be responsible for gaining consensus around nuanced decisions, and provide an environment where the team can work as efficiently as possible and grow as developers.” (Paul Williams, Bloomberg / LeadDev 2026) 個人がAIで速くなるほど、それを組織 成果 (売上など事業につながる成果) にする仕事 重要性が増す 4