Airbnb is seeking a Staff Software Engineer for Personalization and Contextualization Infrastructure to join their Search team. This role is crucial in revolutionizing Airbnb's search experience and advancing the company's mission. You'll lead search infrastructure engineering projects, focus on personalizing the search experience, and build the next generation search platform, including generative AI applications. Key responsibilities include improving system reliability, scalability, and performance, mentoring team members, and collaborating with cross-functional partners. A typical day involves coding, attending design workshops, presenting to leadership, and mentoring sessions. The ideal candidate has 9+ years of industry experience (6+ with a PhD), expertise in search and recommendation systems, and strong leadership and communication skills. This US-remote position offers competitive compensation and benefits, reflecting Airbnb's commitment to inclusion and belonging.