Software Development Engineer II, Chaos Engineering

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 global hybrid work setup (with some pretty cool offices), and career development resources, all to fuel our employees' passion for travel and ensure a rewarding career journey. We are building a more open world. Join us.

Job Summary: As a Software Development Engineer II, you will contribute to the development and adoption of reliability, scalability, and performance of the world’s largest online travel platform at scale within the Reliability Engineering organization.

Position Overview: We’re looking for a skilled developer to join our Reliability Engineering organization as a Chaos Engineer. In this role, you’ll be responsible for identifying system weaknesses and helping build resilient, fault-tolerant architectures across Expedia. You’ll collaborate closely with cross-functional teams to enhance fault injection capabilities, design and execute chaos experiments, analyze results, and drive solutions to improve service stability. We’re seeking a self-starter who is highly organized, communicative, and passionate about quality, reliability, and ensuring a seamless experience for travelers.

What you'll do:

• Design, implement, and execute chaos experiments to test and improve the resilience of distributed systems.
• Develop and maintain chaos engineering frameworks, tools, and automation, ensuring scalability and ease of use across teams.
• Collaborate with cross-functional teams to identify areas for fault injection and embed chaos engineering practices into development workflows.
• Analyze and interpret experiment results, providing actionable insights to enhance system stability and reliability.
• Proactively monitor application health and address issues through effective troubleshooting, logging, and resolution of technical blockers.
• Contribute to technical design, functional analysis, and implementation of mid-to-large-scale reliability projects, following best coding practices.
• Promote best development methodologies through code reviews, software design discussions, and knowledge-sharing sessions.
• Stay up to date with industry trends in chaos engineering, cloud architectures, and distributed systems to drive innovation and continuous improvement.

Who you are:

• Competencies: Strong Object-Oriented design knowledge and development experience with 1 or more of Java, Go, or Python. 3+ years software development experience working in a team environment. Strong observability engineering experience and exposure to Prometheus, Grafana, or SaaS-based monitoring platforms (DataDog preferred). Experience with chaos engineering tools (e.g., AWS FIS, Gremlin, Chaos Mesh, Chaos Monkey, etc.). Experience with deploying onto containerization and orchestration platforms (such as Docker and Kubernetes). Experience with cloud platforms and services (AWS preferred). Strong communication skills (able to explain concepts to non-technical people as well as engineering peers).
• Experience and Qualification: Bachelors or master’s degree in computer science or related technical field; or equivalent related professional experience.

Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, religion, gender, sexual orientation, national origin, disability, or age.

Accommodation requests: If you need assistance with any part of the application or recruiting process due to a disability, or other physical or mental health conditions, please reach out to our Recruiting Accommodations Team through the Accommodation Request.

Company Who we are: We are travelers and technologists. We work across time zones, hemispheres, cultures, and languages. We thrive on breaking things down and building them back up again until they're even better. We know travel can be hard. But we also know it's worth it every time. And because we believe travel is a force for good, we take our roles seriously. We're here to build great products and create connections that truly bring good into the world.

Accommodations and adjustments: We’re committed to providing an inclusive and accessible recruiting experience for candidates with disabilities or other physical or mental health conditions. If you require an accommodation or adjustment for any part of the application or recruitment process, please let us know by completing our Accommodation Request Form.

We're a diverse company, that feels like a community. When you join Expedia Group you become part of a global network of passionate travelers and technologists. Everyone is welcome here, and we take purposeful steps to create and nurture a diverse, open culture. We find meaning in the work we do: together, we can broaden horizons, strengthen connections, and bridge divides. We’re a truly global company, with offices on almost every continent. Our hybrid working policy empowers our employees to enjoy the benefits of remote working while staying connected to their colleagues. No matter where you are – or where you dream of being – we’ve got opportunities for you to explore. Our industry-leading benefits package enables you to create a fulfilling career while staying healthy, happy, and well.