Expedia

Software Development Engineer III - Chicago, IL

Expedia
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2 hours ago

Responsibilities

  • Design, build, test, and maintain scalable backend services and APIs for the advertiser portal and third-party integrations.
  • Develop reusable capabilities for a unified advertising platform across multiple advertising products.
  • Own features and services from design and implementation through deployment and operational support.
  • Contribute to system design, low-level design, API design including GraphQL, and data modeling.
  • Build customer-facing features with primarily backend work and some React frontend development.
  • Improve scalability, performance, reliability, monitoring, observability, and automation for high-traffic systems.
  • Collaborate with engineering, product, operations, and globally distributed teams to translate business needs into technical solutions.
  • Troubleshoot production issues, write secure and well-tested code, participate in code reviews, and apply engineering best practices.
  • Use AI-enabled solutions and AI-assisted development tools to improve developer productivity and product outcomes.

Requirements

  • Bachelor’s degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience.
  • At least 5 years of software development experience building and supporting production systems and services.
  • Strong knowledge of data structures, algorithms, and core computer science fundamentals.
  • Experience owning software components or services through implementation, testing, deployment, and operational support.
  • Experience designing and building scalable backend systems and APIs.
  • Expertise in Java or Kotlin and familiarity with React.
  • Experience with API design and consumption, including REST and/or GraphQL.
  • Ability to work across multiple technical systems or services, debug issues, and deliver maintainable solutions.
  • Preferred experience with advertising technology, marketplaces, or high-scale distributed systems.
  • Preferred experience with event streaming or messaging systems such as Flink or Kafka.
  • Preferred experience contributing to architecture and design discussions for services, APIs, and data models.
  • Preferred experience improving service quality through performance tuning, observability, and automation.
  • Preferred familiarity with AI-driven systems or AI-assisted development tools such as GitHub Copilot or Claude.
  • Preferred experience building customer-facing features, including frontend development with React.
  • Ability to collaborate effectively, demonstrate ownership, and solve complex problems in a high-impact business area.

Benefits

  • Medical, dental, and vision coverage.
  • Paid time off and an Employee Assistance Program.
  • Wellness and travel reimbursement.
  • Travel discounts and IATAN membership.
  • Chicago-based role with a flexible work model requiring at least three days per week in the office.
  • Relocation assistance is not available for this role.

Tech Stack

Apache FlinkApache KafkaGraphQLJavaKotlinReact
Expedia

About Expedia

10,000+ employees
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