Android Engineer II - Inspire & Plan

Expedia Expedia · Hospitality · IL

Android Engineer II role focused on building and enhancing mobile features for travel inspiration and planning. The role involves designing, implementing, and debugging Kotlin code, collaborating with cross-functional teams, and integrating AI/ML-enabled solutions under guidance to improve user experiences. It requires experience with Android fundamentals, shipping features, and API consumption.

What you'd actually do

  1. Build, enhance, and maintain Android application features that deliver reliable, high-quality customer experiences across multiple Expedia Group brands and use cases.
  2. Design and implement clean, testable Kotlin code, including well-structured APIs and data models, following Android and mobile engineering best practices.
  3. Contribute to system and low-level design for mobile components, including screen flows, interaction patterns, and integration with backend services and data sources.
  4. Diagnose, debug, and resolve issues in Android applications, improving performance, stability, and usability through data-driven analysis and experimentation.
  5. Collaborate with cross-functional partners to deliver features end-to-end, ensuring high code quality with unit tests, integration tests, and continuous integration practices.

Skills

Required

  • Bachelor’s degree in computer science or a related technical field; or Equivalent related professional experience.
  • 2+ years of relevant professional experience.
  • Professional experience developing Android applications using Kotlin, including shipping and supporting features in production.
  • Experience owning well-defined components or services within a mobile application, including API consumption, data modeling, and integration with backend systems.
  • Solid understanding of Android fundamentals (lifecycle, layouts, networking, threading) and core software engineering practices such as code reviews, testing, and version control, including familiarity with AI-driven systems, tools, or workflows and the ability to safely integrate AI/ML‑enabled solutions into mobile features under guidance.

Nice to have

  • Proficient in Kotlin for modern Android application development.
  • Experienced with Jetpack Compose for building scalable, declarative Android UIs.
  • Knowledge of mobile design patterns and Android architectures (such as MVVM or similar), including clear module boundaries, API design, and scalable data models.
  • Track record of improving performance, reliability, and observability of Android features at scale using metrics, logging, and experimentation to guide decisions.
  • Experience contributing to or influencing mobile application technical design, including system design for feature areas, API contracts with services, and low-level UI interaction design.
  • Demonstrated practice of operational excellence for mobile apps, including monitoring, alerting, on-call participation, and iterative improvements based on incident learnings.
  • Safely integrates and operates AI/ML‑enabled solutions that improve outcomes, with hands-on experience leveraging AI-driven tools in development workflows or mobile product features appropriate to this level, and familiarity with applying AI/ML concepts to enhance mobile user experiences.

What the JD emphasized

  • shipping and supporting features in production
  • familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products
  • Safely integrates and operates AI/ML‑enabled solutions that improve outcomes, with hands-on experience leveraging AI-driven tools in development workflows or mobile product features appropriate to this level, and familiarity with applying AI/ML concepts to enhance mobile user experiences.