Taskrabbit, a marketplace facilitating over 1.6 million home tasks annually since 2008, has evolved into a complex system influenced by thousands of engineers. In a discussion with CTO Scott Porad, the focus was on the impact of AI on mature engineering teams, emphasizing that future software development will be driven more by human confidence in deploying AI-written code than by the volume of code AI can produce. Porad notes that AI is shifting engineers' roles from writing to reviewing code, highlighting the importance of QA skills and code review as essential competencies. He advocates for a new apprenticeship model where junior developers learn by analyzing AI-generated code with experienced engineers, fostering a culture of encouragement rather than enforcement for AI adoption. Porad underscores the potential of AI in enhancing testing processes to reduce risks in complex systems and sees AI's role as an assistant rather than an autonomous developer, especially in reviewing code. He introduces "satellite apps" as a low-risk area for experimenting with AI, and emphasizes the need for cultural adaptation over mere technical implementation, envisioning a future where engineers design, validate, and refine AI-driven systems.