General Motors is seeking a Principal Software Engineer to provide technical leadership and architectural direction across engineering pillars that support Vehicle Retail Experiences. This role will be responsible for defining, influencing, and driving the long-term technical vision of our platform to ensure scalability, performance, and innovation. As a senior technical leader, you will partner with senior engineering managers, staff engineers, and cross-functional stakeholders to establish the technical bar, enable the adoption of modern engineering practices, and deliver high-quality, customer-focused solutions. You will be expected to provide architectural guidance, conduct design/code reviews, and mentor engineering talent across multiple teams.