Job Description

About Marriott:
Marriott Tech Accelerator is part of Marriott International, a global leader in hospitality. Marriott International, Inc. is a leading American multinational company that operates a vast array of lodging brands, including hotels and residential properties. It consists of over 30 well-known brands and nearly 8,900 properties situated in 141 countries and territories.
Role Title: Senior Full Stack Engineer I
Position Summary:
Marriott International is seeking a Senior Software Engineer Spark & Scala who will be responsible for designing, developing, and implementing enterprise-level Revenue Management and Pricing applications using big data processing and distributed computing technologies such as AWS, EMR, Spark, Scala, Docker, Java, PostgreSQL, Couchbase, and S3. The ideal candidate should have a solid understanding of full-stack solutions and experience in leading IT projects, working closely with stakeholders and business teams. This role will also be responsible for advancing the modernization of the cloud-native platform in alignment with our core business objectives and target state enterprise architecture.
Required:

• Bachelor's degree in computer science, Information Technology, or equivalent experience
• 5+ years of experience in software development, with experience in Java / JEE development
• 4+ years of hands-on experience with Apache Spark and Scala, including building and optimizing large-scale batch data processing pipelines.
• Proven experience with Amazon EMR, including configuration, tuning, and orchestration of Spark jobs in a cloud environment.
• 2+ years of hands-on experience in developing applications for Cloud (AWS, Azure)
• Proficiency with SQL & NoSQL Databases (e.g. PostgreSQL and Couchbase/DocumentDB). Should have working experience in optimizing SQL queries for application performance.
• Working experience of building distributed systems using Pub/Sub, streaming platforms like Kafka.
• Experience with Performance Tuning applications
• Working knowledge of DevOps tools such as Git, JIRA, Harness/Jenkins & CICD
• Strong communication skills

Preferred :

• Experience with enterprise integration patterns, e.g Apache Camel.
• Experience with Microservice development and architectures (Java, SpringBoot, JPA, Hibernate, OSE / K8s)
• Experience with ReactJS or a similar JavaScript framework
• Experience working with highly concurrent distributed systems, e.g Akka based applications.
• Experience in travel or lodging applications, services, or operations
• Enterprise or solution architecture experience
• Experience in Agile methodology

Core work activities:

• Design, develop, and maintain high-performance Spark and Scala-based data processing applications on Amazon EMR.
• Ensure performance and responsiveness of applications
• Design and develop APIs
• Stay abreast of developments in web applications and programming languages
• Collaborate with architects, engineers, and business teams to design and evolve architectures and technical solutions
• Take technical leadership of software development on a small team and own projects from inception to delivery
• Release high-quality code early and often using lean and agile technical practices and processes
• Promote best practices such as automated testing, code reviews, pair programming, test-driven development, and continuous integration
• Coordinate with Operations and Infrastructure Delivery teams for deployment and production support activities

Skills Required