Software Development Engineer II

About the role

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business. 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.

Expedia Group Fraud & Risk (EFR) protects EG from financial loss and brand damage, securing every channel for our customers, partners, suppliers, and employees. Our world-class engineering and machine learning turn massive, noisy signals into real-time decisions that minimize risk while keeping traveler friction low.

In this role, you will help develop real-time, AI-powered fraud and abuse defenses on a global scale. You will build cloud-native decisioning and automated remediation systems, simplify our platform, and be a part of our journey to become an AI-first technology organization.

Responsibilities

• Develop software modules for automated risk decisioning and remediation at scale.
• Benchmark various vendor, open source and in-house solutions for performance, cost and risk posture.
• Partner closely with Data and ML Scientists on features, experimentation, and monitoring of models.
• Partner closely with other engineering teams on the delivery of business outcomes through code.
• Integrate AI solutions into our technology platform, building from scratch where applicable.
• Engage in efforts to improve technical operations and processes of the team through automation.

Qualifications

The minimum qualifications for this role include a Bachelor’s degree in Computer Science or a related technical field; or equivalent related professional experience. At least 1 year of professional software engineering experience, with strong coding skills in JVM-based languages (Java or Scala) and experience applying object-oriented design principles.

Familiarity with distributed cloud-native engineering (AWS, GCP, or Azure), microservices, API development, SQL/NoSQL databases, and some knowledge of streaming and data processing frameworks such as Kafka, Flink and Spark is required. Experience in monitoring and debugging production-grade software and the ability to communicate technical concepts clearly to stakeholders with or without a technical background is also necessary.

Preferred Qualifications

• Some experience working with a variety of stakeholders: Product, Program, Data, ML Science and Quality control.
• Curiosity and a strong desire to learn, innovate and unlock the potential of modern AI-based productivity tools.
• Hands-on experience using AI coding assistants and agents (e.g., Claude Code, Cursor, GitHub Copilot, or equivalent) to ship production software faster.
• Experience working with LLMs, among other Gen AI solutions.
• Domain experience in risk and fraud within Marketplace, travel and e-commerce.

Pay

The total cash range for this position in Seattle is $119,000.00 to $166,500.00. Employees in this role have the potential to increase their pay up to $190,500.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role.

Benefits

Expedia Group offers benefits and perks designed to support employees and their families, including medical, dental, and vision coverage, paid time off, an Employee Assistance Program, wellness and travel reimbursement, travel discounts, and International Airlines Travel Agent Network (IATAN) membership.