Software Development Engineer II

Expedia Group • Seattle, WA

1d

About The Position

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. Our Technology Team partners with teams across Expedia Group 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. Introduction to the Team: Expedia Group powers travel for everyone, everywhere. As AI becomes core to how travelers plan, book, and manage their trips, our ability to rapidly explore, prototype, and ship new AI capabilities becomes essential. You will help build the next generation of AI-powered experiences and the underlying patterns that ensure every experience meets a high standard of clarity, accuracy, and trust. The Core AI Experiences team within our Technology division. The team designs and builds AI powered shopping and servicing experiences such as property experts, AI comparison tools, and conversational planning agents that work like trusted travel assistants, using Expedia data and AI platforms to create intuitive, personalized journeys for travelers at global scale. In this role, you will build reliable, scalable software that turns advanced AI capabilities into seamless customer experiences used by millions of travelers worldwide.

Requirements

• Bachelor's degree in Business, Computer Science, Information Systems, or equivalent relevant professional experience.
• 2+ years of experience in software development.
• Experience in Agile methodology is essential, with the capacity to work within tight timelines.
• Experience developing backend services with proficiency in a development language such as Java or Kotlin.
• Experience working with GraphQL.
• Familiarity with frontend and backend development frameworks and libraries, such as React.js, Node.js or similar.
• Experience with version control systems such as Git.
• Technical proficiency working with product and data science/ML teams, including understanding of system design, data flows, and technical tradeoffs.
• Familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products.

Nice To Haves

• Experience designing and implementing scalable, high-availability services, including thoughtful low-level design, API contracts, and data models that support growth over time.
• Hands-on experience with production operations at scale, including monitoring, alerting, incident response, and performance tuning for services you build or support.
• Demonstrated ability to use data and metrics to inform technical decisions, validate assumptions, and iterate on solutions.
• Experience integrating or extending AI/ML‑enabled capabilities in applications, such as leveraging existing models, SDKs, or services in a secure and responsible way.
• Growing proficiency with modern engineering practices (for example, CI/CD, automated testing, infrastructure-as-code) and interest in deepening expertise in AI-assisted development and debugging tools.

Responsibilities

• Identify and define high-impact traveler problems that can be addressed by AI, translating them into actionable, testable product initiatives.
• Be able to rapidly prototype as needed end-to-end AI product experiences by leveraging LLMs and available tools, including prompt and API design, to validate product value and technical feasibility.
• Evaluate and operationalize new capabilities from internal and external AI platforms, turning them into concrete product concepts, demos, and proofs-of-concept.
• Collaborate with product, data science, and design teams to deliver successful products into production, ensuring robust instrumentation, experimentation, and quality improvements.
• Engage in all stages of the software development lifecycle, including requirements gathering, design, development, testing, deployment, and maintenance
• Address intricate business challenges using disciplined development methodologies, crafting scalable, flexible, and efficient solutions with suitable technologies.
• Continuously refine our development and delivery processes to optimize efficiency and effectiveness.
• Adapt to changing priorities and business requirements, remaining flexible in approach and willing to learn new technologies and methodologies as needed.
• Possess excellent communication skills, effectively conveying ideas to colleagues and stakeholders, while providing thorough explanations of approaches.

Benefits

• 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
• medical/dental/vision
• paid time off
• Employee Assistance Program
• wellness & travel reimbursement
• travel discounts
• International Airlines Travel Agent (IATAN) membership

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level