Senior Software Engineer – Backend
Confirmed on the employer's own hiring board on Nov 4, 2026. First seen by Alion on Nov 2, 2026. Marriott International scores B on the Alion truth index.
Marriott is a world leader in hospitality. Offering the most powerful portfolio in the industry, our 31 brands and 8,500+ properties across 138 countries and territories give people more ways to connect, experience and expand their world. Diversity and inclusion are fundamental to our core values and strategic business goals. Taking care of people and their well-being is our most precious cultural inheritance.
As a Senior Software Engineer - Backend at Marriott, you will design, develop, and support scalable, secure, and high-performance backend services that power Marriott’s global digital platforms. You will build enterprise APIs, microservices, distributed systems, and cloud-native applications using technologies such as Java, Spring Boot, Node.js, REST, and GraphQL.
You will collaborate with product owners, architects, engineering teams, QA, DevOps, security, and platform teams to deliver resilient backend capabilities that integrate with enterprise systems, authentication platforms, customer data services, and third-party applications.
Key Responsibilities
- Design, develop, and maintain scalable, secure, high-performance backend services and microservices using Java, Spring Boot, Node.js, or similar technologies.
- Design and build RESTful and GraphQL APIs for web, mobile, partner, and enterprise integrations.
- Architect cloud-native and distributed systems with a focus on scalability, resiliency, cache, security, and performance.
- Integrate services with enterprise APIs, databases, authentication platforms, messaging systems, and third-party services.
- Design and support event-driven and asynchronous integrations using APIs, events, queues, and messaging.
- Participate in architecture reviews, technical design, code reviews, and technology evaluations, while mentoring engineers and promoting engineering best practices.
- Develop automated tests and contribute to CI/CD, cloud deployments, monitoring, logging, and operational readiness.
- Troubleshoot complex production issues across APIs, microservices, databases, integrations, and cloud infrastructure.
- Participate in Agile/Scrum planning, estimation, refinement, and continuous improvement.
Required Qualifications
- Bachelor’s degree in computer science, Software Engineering, or related field, or equivalent experience.
- 8+ years of software engineering experience, including 6+ years of hands-on backend development.
- Strong experience with Java, Spring Boot, Node.js, or comparable enterprise backend technologies.
- Strong experience designing RESTful/GraphQL APIs, microservices, and distributed systems.
- Experience with relational/NoSQL databases, caching, and enterprise integration patterns.
- Experience building cloud-native applications using AWS, Azure, or Google Cloud.
- Strong understanding of application security, authentication, authorization, scalability, resiliency, and performance.
- Experience with automated testing, CI/CD, monitoring, logging, and production troubleshooting.
- Strong problem-solving, communication, collaboration, and technical leadership skills.
Preferred Qualifications
- Experience with Spring Security, Spring Data, Node.js, TypeScript, and GraphQL.
- Experience with Docker, Kubernetes, NGINX, and cloud-native deployment patterns.
- Experience implementing resiliency patterns such as retries, circuit breakers, timeouts, and graceful degradation.
- Familiarity with Git, JIRA, Jenkins, Harness, Dynatrace, and similar DevOps and observability tools.
- Experience with API performance optimization, distributed systems, and production-scale applications.
At Marriott International, we are dedicated to being an equal opportunity employer, welcoming all and providing access to opportunity. We actively foster an environment where the unique backgrounds of our associates are valued and celebrated. Our greatest strength lies in the rich blend of culture, talent, and experiences of our associates. We are committed to non-discrimination on any protected basis, including disability, veteran status, or other basis protected by applicable law.