Senior Software Engineer

About Us:

Marriott International Inc., headquartered in Bethesda, Maryland, USA, was founded in May 1927 by J. Willard Marriott and Alice S. Marriott with a modest nine-seat A&W root beer stand. Guided by the family's leadership and core principles, Marriott International today has grown into a global hospitality giant, operating approximately 9,000 properties and over 30 leading brands in more than 140 countries and territories.

From such humble beginnings to becoming the world's largest hotel company, Marriott International has never stopped searching for inventive ways to serve its customers, provide opportunities for its associates, and grow their business. At Marriott Tech Accelerator center (MTA), Hyderabad, India, Marriott is exploring the world we live in and all its possibilities. At Marriott Tech Accelerator, we are a team of passionate engineering minds dedicated to creating and building cutting-edge solutions that streamline operations and elevate guest experiences.

Marriott Tech Accelerator is an ANSR entity incorporated exclusively for providing services to Marriott International.

Role Title: Senior Software Engineer II

Position Summary:

We are seeking an exceptional full stack engineering talent to lead the development of Marriott's next-generation hospitality web portal. The successful candidate will design, build, and deliver scalable enterprise applications using a state-of-the-art React-based micro-frontend architecture. You will collaborate with product owners, UX designers, engineers, and QA teams to create innovative components and workflows, leveraging GenAI tools to enhance productivity and user experience.

In this role, you will contribute to both front-end and back-end development, ensuring the platform performs optimally across all modern browsers and devices. You will also participate in the design and implementation of modular, maintainable, and high-performance microservices that power our platform. The ideal candidate is product-focused, passionate about solving complex problems, and committed to driving Marriott value through cutting-edge technology solutions.

Job Responsibilities:

• Develop and maintain Typescript libraries and platform tools for our React / Next.JS applications.
• Deep understanding of the cloud-native solution, microservices-architecture, and at least one or more of the following areas: API orchestration architecture, mobile-front end architecture
• Collaborate with cross-functional teams to design and implement user-friendly features for all form factors.
• Optimize applications and services for maximum speed, scalability, and reliability.
• Foster an AI-first culture within the team and leverage GenAI-based tools (such as ChatGPT, Claude, or similar) to execute technical tasks, including component development, QA automation, and workflow optimization.
• Evaluate, integrate, and customize GenAI solutions to enhance productivity, automate repetitive engineering tasks, and improve code quality.
• Collaborate with cross-functional teams to identify opportunities for GenAI adoption in software development, testing, and deployment processes.
• Mentor team members on best practices for using GenAI tools in daily engineering activities
• Ensure the technical feasibility of UI/UX designs and propose alternative solutions when needed.
• Participate in code reviews to maintain code quality and consistency.
• Troubleshoot and debug issues across the stack as they arise.
• Stay up to date with the latest front-end and microservice technologies and best practices.
• Mentor and provide guidance to junior developers.
• Communicate effectively with team members, stakeholders, and clients.

IT Governance:

• Follows all defined IT standards and processes (i.e. IT Governance, SM&G, Architecture, etc.), and provides input for improvements to the appropriate process owners as needed
• Maintains a proper balance between business and operational risk
• Follows the defined project management standards and processes.

Skill and Experience:

• 6+ years experience in software design and development with expert-level expertise in multiple programming languages like JavaScript, TypeScript, NodeJS, Next.js, React.js.
• Strong experience in designing and developing scalable microservices using modern backend frameworks and cloud-native architectures.
• Exposure to agentic GenAI development tools like Claude, ChatGPT, or other tools.
• Experience using GraphQL and REST for building robust APIs and service integrations.
• Experience with Automation, CI/CD, Release Management processes and Application Deployments
• Experience in building enterprise-scale web applications using micro front-end architecture.
• Experience in integrating Front end with Headless CMS platforms
• Experience in developing software using front-end libraries/frameworks—primarily React.
• Experience in customizing webpack configurations and writing custom plugins to bundle code as UMD bundle for isomorphic consumption.
• Strong knowledge in performance optimization techniques across both front-end and microservice layers.
• Experience in using Jest, Jasmine, Mocha, and JUnit with Mockito for unit and integration testing.
• Understanding of performance related concerns, where issues can arise and how to solve for them.
• Communication & business/product management experience.
• Experience in agile software methodologies
• Technology leadership experience in a sourced environment.

Education and Certifications:

• Graduate degree in Computer Science or Engineering.

Work location: Hyderabad, India.

Work mode: Hybrid

Marriott's core values:

At Marriott, our core value make us who we are. We believe that success is never final. As we change and grow, the beliefs that are most important to us stay the same—putting people first, pursuing excellence, embracing change, acting with integrity, and serving our world. Being part of Marriott Tech Accelerator means being part of a proud history and a thriving culture.