Software Development Engineer II (Backend)
Expedia Product & Technology builds innovative products, services, and tools to deliver high-quality experiences for travelers, partners, and our employees. A singular technology platform powered by data and machine learning provides secure, differentiated, and personalized experiences for the traveler and our partners that drive loyalty and customer satisfaction.
The Expedia Group Pricing pillar is tasked with giving the customer a simple, clear, accurate, transparent pricing experience throughout their shopping and booking journeys. We do this by putting the customer first, creating capabilities and experiences that can be shared and presented to the customer that meet the travelers’ expectations in locally relevant ways and adhere to regulatory norms.
The pricing platform supports millions of users every year in finding suitable travel products using technologies such as Java, Scala, Kotlin, Spring, MSSQL, DynamoDB, Redis, etc. We encourage experimentation with new technologies while maintaining a healthy balance between short- term and long-term goals. We deeply care about building a great experience to delight our customers. Our goal is to enhance every traveler's experience and make it better!
In this role, you will:
- Design, develop, and maintain high-throughput, low-latency distributed services that deliver efficient, optimal pricing solutions at scale
- Implement robust caching mechanisms to enhance application performance, reduce latency, and optimize system resource utilization
- Participate actively in architecture reviews, writing thorough and well-supported technical documentation, and conducting detailed code reviews
- Mentor team members, sharing knowledge and expertise to foster a culture of continuous technical growth and collaboration across teams
- Identify opportunities for optimizing existing solutions and proactively propose enhancements that improve system efficiency and reliability
- Analyze complex problems, deconstruct them into manageable milestones, and collaboratively deliver sustainable technical solutions
- Understand and influence alignment between business objectives, technical architecture, and internal/external stakeholder priorities
Experience and qualifications:
- Bachelor’s Degree in Computer Science or equivalent (3+ years of professional software development experience), or Master's Degree (2+ years post-degree experience)
- Hands-on experience in software development using Java or similar object-oriented programming languages, or Scala or Kotlin or similar functional languages
- Proven experience building and operating scalable distributed systems and services within AWS cloud infrastructure or similar technologies.
- Designed and implemented distributed, event-driven systems using Kafka Streams, AWS Kinesis, or similar.
- Optimize for low-latency and high-throughput processing (1M+ TPS) microservices.
- Implemented auto-scaling, blue-green deployments, and canary releases and Build and maintain SLAs, SLOs, and SLIs for critical services.
- Strong practical knowledge and experience developing robust caching solutions, utilizing technologies such as Redis, Couchbase, Memcached, or similar distributed caching tools
- Experience working successfully on Agile development teams with a minimum of 5 engineers, understanding modern agile methodologies, version control systems, continuous integration, and continuous delivery practices
- Understanding of relational and NoSQL databases, data structures, API patterns, and service-oriented architectures
- Commitment to technical excellence, test-driven development practices, and proactive monitoring
- Exceptional analytical and problem-solving skills, high-quality coding standards, and a sense of ownership and accountability for delivered solutions
- Excellent communication and interpersonal skills, capable of thriving and collaborating within a globally distributed team environment
