Full Stack Software Engineer III

Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success.

Why Join Us?

To shape the future of travel, people must come first. Guided by our Values and Leadership Agreements, we foster an open culture where everyone belongs, differences are celebrated and know that when one of us wins, we all win.

We provide a full benefits package, including exciting travel perks, generous time-off, parental leave, a flexible work model (with some pretty cool offices), and career development resources, all to fuel our employees' passion for travel and ensure a rewarding career journey. We’re building a more open world. Join us.

Expedia Technology teams partner with our Product teams to create innovative products, services, and tools to deliver high-quality experiences for travelers, partners, and our employees. A singular technology platform powered by data and machine learning provides secure, differentiated, and personalized experiences that drive loyalty and traveler satisfaction.

As a Full Stack Software Engineer working on Expedia’s critical production checkout applications, your mission will be to ensure Expedia Checkout is always fast, available, scalable, and engineered to withstand unparalleled demand. You will be in the thick of solving the [often unexpected] problems of systems at scale in a way most engineers never experience. You will have strong analytical and troubleshooting skills, proficiency in coding and systems design, solid interpersonal skills and a desire to tackle the complex problems of scale.

You are a collaborative and creative individual and you thrive in a dynamic and agile environment. You adapt to new technologies and enjoy working on complex problems. Every day, we at Expedia get to innovate on web applications that millions of travelers use to plan, book and experience trips they will remember forever.

• Lead complex, well-defined software engineering projects while acting as a high-performing individual contributor and mentor to more junior engineers.
• Apply new and advanced engineering principles to improve existing systems, code quality, performance, reliability, and observability.
• Design and develop moderately complex systems, ensuring software is easily testable, observable, and supportable within established SLAs.
• Select, design, and implement appropriate technologies, frameworks, and APIs to solve business needs across teams and business units.
• Collaborate proactively with peers and stakeholders across the organization to understand cross‑team dependencies and develop shared solutions.
• Apply strong software design principles, computer science fundamentals, data structures, and design patterns to write clean, optimized, modular, and maintainable code.
• Test, monitor, debug, and troubleshoot applications in production environments, identifying and resolving issues while proposing system and code improvements.
• Think holistically across applications, databases, platforms, people, processes, and policies; compile and communicate major operational or technical initiatives (e.g., RCAs) to broader audiences.

• 5+ years of professional software development experience with a Bachelor’s degree or
• 3+ years of professional software development experience with a Master’s degree
• Experience in HTML, CSS, and strong JavaScript experience.
• Experience with React and Scala.
• Experience maintaining and operating at least four software projects or products in production environments, including bug fixing, troubleshooting, monitoring, and operational support.
• Experience selecting technologies to solve business problems and understanding trade‑offs between languages and platforms.
• Experience creating APIs consumed across teams or business units.
• Solid understanding of how projects and teams interact with other teams and align to business needs.
• Experience testing, monitoring, debugging, and fixing issues within defined SLAs.

• Demonst…