Hiring a Lean Startup MVP developer is beneficial because they can efficiently build a Minimum Viable Product, helping you validate your business idea swiftly. They adopt the Lean Startup methodology, which emphasizes learning about customer needs and company goals over robust product development. This approach ensures quick iterations, enabling timely improvements based on user feedback. It reduces wastage of resources and increases the chances of market success. A Lean Startup MVP developer thus accelerates product-market fit, provides a cost-effective solution, and mitigates the risk of failure.