Expedia

Software Development Engineer II

Expedia
Apply
3 days ago
Chicago, IL, USAMid Level
H1B sponsor

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 end to end, including design, implementation, testing, 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 development and some React frontend contributions.
  • Improve scalability, performance, reliability, monitoring, observability, automation, and overall system health.
  • Troubleshoot production issues, debug across technical systems, write secure and maintainable code, and participate in code reviews.
  • Collaborate with engineering, product, operations, and globally distributed teams to translate business needs into technical solutions.
  • 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 3 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 components or services through implementation, testing, deployment, and operational support.
  • Experience designing and building scalable backend systems and APIs.
  • Proficiency in Java or Kotlin, or ability to ramp quickly on Kotlin, plus familiarity with React.
  • Experience designing and consuming APIs using REST and/or GraphQL.
  • Ability to work across multiple technical systems or services and debug and deliver maintainable solutions.
  • Preferred experience with advertising technology, marketplaces, or high-scale distributed systems.
  • Preferred experience with event streaming or messaging technologies such as Flink or Kafka.
  • Preferred experience contributing to architecture and design discussions for services, APIs, and data models.
  • Preferred ability to improve service quality through performance tuning, observability, and automation.
  • Preferred experience using metrics and data to inform engineering decisions and measure impact.
  • Preferred familiarity with AI-driven systems or AI-assisted development tools such as GitHub Copilot or Claude.
  • Preferred experience building customer-facing features with React frontend development.
  • Preferred background working on large-scale, high-throughput systems or platforms.

Benefits

  • Medical, dental, and vision coverage.
  • Paid time off and an Employee Assistance Program.
  • Wellness and travel reimbursement.
  • Travel discounts and International Airlines Travel Agent Network (IATAN) membership.
  • Chicago, Illinois location with at least three days per week in the office under the flexible work model.
  • Relocation assistance is not offered.

Tech Stack

Apache FlinkApache KafkaGraphQLJavaKotlinReact

Categories

Expedia

About Expedia

10,000+ employees

Expedia Group builds a global online travel marketplace where consumers book flights, hotels, vacation rentals, cars, and activities, and partners distribute and market inventory across its platform. It monetizes through commissions, merchant/agency models, and advertising via brands including Expedia, Hotels.com, and Vrbo. Founded in 1996 and headquartered in Seattle, the public company (NASDAQ: EXPE) serves travelers and partners in more than 70 countries with B2C, B2B, and ad tech offerings.

Contact me