Google is seeking a Software Engineer III to join their Sustainable Journeys team, focusing on developing next-generation technologies that impact billions of users. This role combines full-stack development with sustainability initiatives, specifically working on Real World Journeys (RWJ) and collaborating with Google Research to implement contrails research that helps airlines avoid contrails at a global scale. The position requires expertise in both backend and frontend technologies, with a focus on building scalable solutions. As part of the Search team, you'll have the opportunity to make a significant impact on Google's core products while contributing to environmental sustainability efforts. The role involves working with cross-functional teams, participating in technical design reviews, and maintaining high coding standards through code reviews and documentation. This position offers the chance to work on complex engineering challenges while maintaining Google's commitment to creating universally accessible and useful experiences for users worldwide. The ideal candidate will bring fresh ideas from various technical areas, including distributed computing, system design, AI, and UI design, while demonstrating leadership qualities and versatility in tackling new challenges.