Agoda is recruiting a Back End Staff Software Engineer for a Bangkok-based position, with relocation provided. This is a full-time senior role focused on building and scaling the backend infrastructure for one of the world's leading travel platforms. You will tackle complex engineering challenges, design distributed systems, and write high-performance PHP code to handle immense scale. Responsibilities include leading technical projects, mentoring other engineers, and driving best practices in software development. Candidates must have extensive experience in backend development with PHP, a deep understanding of system architecture, and a proven ability to deliver large-scale, reliable services in a high-growth environment.