Software Development Engineer (SDE III) - FullStack (Java +React.JS)

Requirements

• Bachelor's degree in Computer Science or a related technical field; or Equivalent related professional experience.
• 5+ years of relevant professional experience.
• Professional software development experience building and maintaining services or applications, with ownership of features or services in production environments.
• Proven experience designing and implementing backend services and RESTful or GraphQL APIs, including sound data modelling and low-level design, plus building responsive, modern web frontends.
• Full-stack engineer with proficiency in JavaScript, TypeScript, React, Java/Kotlin, and GraphQL.
• Demonstrated ability to leverage AI productivity tools (e.g., Claude, Copilot, or similar) to accelerate development, improve code quality, and drive engineering efficiency.
• Track record of improving operational excellence through observability, performance optimization, and resilient design for high-traffic, customer-facing applications.
• Experience selecting technologies to solve business problems and understanding trade‑offs between languag

Benefits

Additional Information

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. Are you passionate about the world of travel and technology? Do you like the idea of having an impact on how people search, plan, and book their trip? Stay tuned! We have a phenomenal opportunity for you! Expedia Group Advertising Team is dedicated to building innovative solutions for travel advertisers enabling them to use Expedia's network of leading travel brands and global sites. We have revolutionized the way brands reach and connect with online travel consumers, emerging as a leader in online advertising sales among travel and e-commerce brands. With a growing product portfolio offering a multitude of advertising and sponsorship opportunities, our advertising team at Expedia has created a viable marketing platform for advertising partners to reach the 112 million worldwide monthly unique visitors that visit Expedia Group sites. Our team culture is founded on creativity and success, but it is mainly focused on collaboration. If you want to work with seasoned professionals from all over the world who share similar ideas while enjoying the benefits of traveling regularly (for business or pleasure), our team is sure to suit you Developing great software is important to us, and we know that continuous integration and day-to-day release for production requires the work of experienced software development engineers. At Expedia, every day we can develop web applications that millions of travellers use to plan, book, and take unforgettable trips. In this role, you will: Design, implement, and maintain robust, secure, and scalable services and applications, including system design (LLD), API design, and data modelling to support business-critical capabilities across multiple domains. Write clean, reliable, and well-tested code, applying sound engineering principles, design patterns, and code review practices to improve quality, performance, and maintainability for complex systems. Own end-to-end delivery of features and services, from technical design and implementation through deployment, monitoring, and iteration, ensuring high availability and operational excellence. Diagnose and resolve complex production issues, perform root cause analysis, and drive long-term improvements in reliability, observability, and resilience across services and dependencies. Collaborate with cross-functional partners, contributing technical expertise to product discovery, backlog prioritization, and data-driven decision making while ensuring solutions are reusable and fungible across multiple domains. Safely integrate and operate AI/ML‑enabled solutions that improve outcomes, including familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products.

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