Software Development Engineer II

Role Overview
You will design and operate real-time data platforms capturing user behavior across Expedia sites and apps using Java/Kotlin. You'll build scalable streaming systems powering analytics and personalized experiences in public/hybrid cloud environments.

Key Responsibilities:

• Design, build, and maintain low-latency streaming services (Kafka/Pub/Sub) for global scale.
• Develop microservices and data APIs supporting marketing and user personalization.
• Implement robust testing, monitoring, observability, and incident response protocols.
• Troubleshoot production issues, perform root-cause analysis, and drive technical improvements.
• Collaborate with product managers and platform teams in an agile environment.

Required Qualifications:

• Bachelor's or Master's degree in Computer Science or equivalent experience.
• 2+ years of backend/microservices development (Java required; Kotlin/Scala preferred).
• Hands-on expertise with streaming platforms (Kafka, Kinesis) and event-driven architectures.
• Solid grasp of distributed systems, algorithms, concurrency, and software design patterns.
• Proficiency in CI/CD, testing strategies, and observability tools.

Nice to Have:

• Experience with Kafka Streams (KStream) or Apache Flink for stateful processing.
• Familiarity with schema registries, data lakes, and quality frameworks.
• Bachelor's/Master's in Computer Science preferred.