Microsoft's Azure Data engineering team is seeking a Principal Software Engineer to join their PostgreSQL team, focusing on building the data platform for the AI age. This role involves working on large-scale cloud database services, including continuous availability, transaction logging, clustering, and scalable storage systems. The position offers opportunities to tune Linux environments, optimize database performance, and contribute to open-source projects. The team operates in a diverse and inclusive work culture, collaborating with world-class engineers to develop mission-critical database systems. This role combines deep technical expertise with architectural leadership, requiring experience in distributed systems, Linux kernel optimization, and cloud-scale operations. The position offers competitive compensation, comprehensive benefits, and the chance to work on cutting-edge technology that powers Microsoft's cloud infrastructure. The ideal candidate will have extensive experience in system-level development, cloud services, and a passion for solving complex technical challenges while maintaining high-performance database systems.