Software Development Engineer III, Media Solutions

About the Position

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.

Here, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere.

Responsibilities

• Design & Implement High-Throughput Backend Services Design and implement scalable, high-performance backend services in Kotlin to handle millions of search queries and orchestrate multiple data sources.
• Manage Real-Time Data Flows Work with Redis, Elasticsearch, and Apache Kafka to optimize search relevance, ensure low-latency performance, and handle real-time data processing.
• Leverage Large-Scale Data Lakes Produce and consume data at scale, ensuring efficient storage, retrieval, and processing within Data Lake environments.
• Develop & Integrate APIs Implement APIs to integrate with various services, enabling smooth communication between the front-end and backend systems.
• Architect for Scale & Reliability Contribute to system architecture, implement fault tolerance, and leverage efficient data processing techniques to deliver robust and scalable solutions.
• Build Engaging User-Facing Interfaces Create and maintain user-friendly interfaces with React, collaborating with designers to ensure responsive layouts and a seamless user experience.
• Optimize Front-End Performance Manage application state effectively, reduce load times, and enhance UX for smooth interaction and high performance.
• Cross-Functional Collaboration Partner with product managers, designers, and other engineers to drive features from concept to production, ensuring timely and high-quality deliveries.
• Implement CI/CD Pipelines Set up and maintain continuous integration and continuous deployment processes to facilitate quick, reliable releases and high code quality.
• Troubleshoot & Resolve Investigate and fix issues in both backend and frontend systems to minimize downtime and maximize user satisfaction.
• Mentor & Guide Support junior engineers through code reviews, best practices, and technical mentorship to foster growth and maintain development standards.
• Drive System Architecture Ensure that the overall architecture-spanning backend services and frontend applications-is optimized for scale, performance, and reliability.
• Stay Current Keep pace with emerging technologies and advocate for their adoption where they can add value to the business or development process.

Requirements

• Bachelor’s or Master’s degree in Computer Science, Engineering, a related technical field, or equivalent professional experience.
• 5+ years of professional software development experience, leading technical initiatives, mentoring engineers, and driving the design and delivery of complex software systems.
• Expertise in Kotlin or Java with experience building and operating scalable, production-grade applications.
• Experience designing and developing microservices, event-driven systems, RESTful APIs, and large-scale distributed architectures.
• Experience building modern web applications with React and a strong understanding of frontend and backend system integration.
• Experience with AWS, Docker, Kubernetes, CI/CD pipelines, automated testing, and observability tools such as Datadog.
• Strong system design, troubleshooting, and performance optimization skills, including monitoring, scalability, reliability, and operational excellence.
• Working knowledge of AI/ML concepts and frameworks, with experience integrating data-driven or machine learning capabilities into production applications.

Nice to Have

• Experience in AdTech, including ad servers, DSPs, SSPs, and Real-Time Bidding (RTB) ecosystems.
• Experience building search, personalization, recommendation, or other large-scale data-driven systems.
• Experience with Elasticsearch, Redis, Kafka, or similar distributed data platforms.
• Experience collaborating with Data Scientists to build and deploy AI/ML-powered solutions.
• Familiarity with machine learning concepts, NLP, recommendation engines, or predictive modeling.
• Demonstrated technical leadership through architectural influence, engineering best practices, or technical strategy contributions.
• Contributions to the broader engineering community through open-source projects, technical publications, speaking engagements, or similar activities.

We Offer

• Competitive salary range: $146,000.00 to $204,500.00 USD per year.
• Comprehensive benefits package including medical, dental, and vision coverage.
• Paid time off and wellness programs.
• Travel reimbursement and discounts.
• Opportunities for professional development and growth.

About the Company

Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease.

Location: Seattle, WA, United States

Employment Type: FULL_TIME

Date Posted: 2026-10-16

ID #: R-109666