Backend Java Developer

We are recruiting a senior-level backend Java engineer for a 2-year contract position supporting a major airline’s customer notifications platform, based in Phoenix, Arizona. This role offers the opportunity to work on a highly complex, business-critical system that manages customer communications throughout the travel journey, serving millions of interactions across SMS, email, push notifications, mobile wallet updates, and real-time event-driven systems., * Develop, maintain, troubleshoot, and enhance large-scale, business-critical applications in hosted production environments

• Support a mature, integration-heavy platform consisting of approximately 100 applications with integrations across 44 internal client systems
• Resolve complex production issues and participate in on-call rotation to provide Level 1 production support
• Collaborate with experienced team members on platform-specific development and enhancement work
• Design and implement solutions within a highly regulated environment governed by DOT, Canadian, GDPR, and other compliance requirements
• Communicate technical decisions clearly and collaborate across multiple teams to support platform reliability and stability

Java, Software Engineering, Java, Short Messaging Service (SMS), Mobile Payments, Systems Administration/Management, Software Engineering, Production Systems, Identify Issues, Application Hosting, * Required

• 6+ years of enterprise software development experience with hands-on Java and Spring Boot
• Strong production support expertise and experience maintaining business-critical applications in hosted environments
• Proficiency with Azure cloud platforms
• Experience with Kafka and event-driven systems
• Strong communication skills and ability to explain technical decisions and problem-solving approaches clearly
• Willingness to participate in periodic on-call rotation
• Ability to work onsite in Phoenix on Tuesdays, Wednesdays, and Thursdays
• Preferred
• Notification or messaging-platform experience, including SMS, email, push notifications, mobile-wallet updates, or real-time communications
• Airline industry experience
• Microservices architecture experience
• Experience integrating backend services with mobile applications or supporting Apple Wallet, Google Wallet, or iOS Live Activities
• Troubleshooting and supporting mobile endpoints
• Databricks, data lake, or Power BI experience
• GitHub Actions experience