Senior Software Engineer, Observability  

Introduction to the Team:    

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.     

As a Senior Engineer, you will be a key hands-on contributor to the development of our observability platform. Working within an agile team, you will tackle complex technical challenges, writing high-quality code and delivering robust, scalable solutions. You will collaborate with other engineers, product managers, and our internal users to build the next generation of observability at Expedia Group.  

In this role, you will:    

• Develop and Maintain Core Platform Components: Contribute to the development, scaling, and operation of our core telemetry pipelines for logs, metrics, and traces, ensuring they are reliable, scalable and efficient 

• Assist with Technology Rollouts: Support the implementation and adoption of key technologies like OpenTelemetry by developing configurations, Agent fleet management, creating helpful documentation, sample code, Libraries and providing technical guidance to other engineering teams 

• Implement Platform Features: Implement new features from the team's roadmap, focusing on improving the developer experience, enhancing data governance, and providing better cost visibility 

• Write and Maintain Infrastructure as Code (IaC): Author and maintain high-quality code as a platform service, create production-grade code (e.g., Terraform) to automate the deployment and lifecycle management of the platform's infrastructure. Author and implement platform service frameworks to produce observability as code. 

• Troubleshoot and Resolve Production Issues: Take ownership of complex technical issues within the observability platform. Participate in an on-call rotation and work to identify root causes and implement durable solutions  

• Advocate for Best Practices: Promote operational excellence and observability best practices by providing constructive feedback in code reviews, improving team documentation, and sharing your knowledge with others 

• Collaborate and Mentor: Work closely with your teammates in design discussions and planning sessions. Provide mentorship and support to junior engineers on the team to help them develop their skills 

Minimum Qualifications:    

• Bachelor’s degree in Computer Science or a related technical field, or equivalent practical experience 

• 6+ years of experience in software engineering; with a focus on backend services, distributed systems, or infrastructure 

• Strong, hands-on experience with observability principles (logs, metrics, traces) 

• Proficiency with observability technologies such as Prometheus, Grafana, Clickhouse, Datadog, Splunk, or OpenTelemetry  

• Proficiency in Golang

• Experience with cloud-native architectures (Kubernetes, Docker, microservices) and a major cloud platform (AWS preferred) 

Preferred Qualifications:    

• Proven experience building and operating services in a large-scale, distributed environment 

• A strong hands-on coder with a commitment to technical excellence, code quality, and testing 

• Clear communicator who can collaborate effectively with technical and non-technical partners 

• A pragmatic problem-solver who is eager to learn and apply new technologies 

• Experience mentoring junior engineers and a passion for sharing knowledge is a plus