Scaling developer experience is crucial for growing software products while retaining developers and increasing customer satisfaction. A well-designed onboarding process, clear documentation navigation, self-service tools, supporting tools, community building, prioritizing community requests, and monitoring feedback are essential strategies to enhance the external developer experience. By implementing these strategies, companies can create a smooth development process, reduce development costs, increase productivity, and drive innovation through crowd-sourced ideas. A strong community can also promote knowledge sharing, peer support, product evangelism, social proof, and credibility, ultimately leading to successful product scaling and growth.