Presentation: Expedia’s Journey Toward Site Resiliency

Track: The Art of Chaos Engineering

Location: Ballroom BC

Duration: 10:35am - 11:25am

Day of week: Wednesday

Level: Intermediate

Persona: Architect, Chaos/Resiliency/SRE, CTO/CIO/Leadership, Developer, General Software, Technical Engineering Manager

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Those coming from product-driven organizations—where product features are often prioritized over resiliency-related concerns—will understand how challenging it can be to convince teams to do resiliency work. In this presentation we’ll share Expedia’s resiliency journey, starting with resiliency as an afterthought and progressing toward resiliency as a first-class concern. Attendees will learn about the importance of partnering with the teams experiencing operational struggles, and equipping them with the data to make the right investments at the right time.

Speaker: Sahar Samiei

Senior Product Manager @Expedia

Sahar Samiei is a Senior Product Manager leading the Site Reliability Program at Expedia. Sahar has been with Expedia for eight years, working across different teams, focusing on operations. She is passionate about building resilient systems and improving Expedia’s site performance.

Find Sahar Samiei at

Speaker: Willie Wheeler

Principal Application Engineer @Expedia

Willie Wheeler is a Principal Applications Engineer at Expedia, with 20 years of professional software development experience. His focus over the past several years has been in tools development for both continuous delivery and operations. Additionally Willie enjoys applying machine learning techniques in the operational monitoring domain.
At Expedia Willie serves as a resiliency champion within the engineering organization.  Prior to Expedia, he led software development teams in the education industry.

Find Willie Wheeler at

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