Principal Engineer

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 Principal Engineer Position Summary Principal Engineer will be a highly engaged and motivated senior engineer who will be responsible for designing developing and implementing an enterprise-level web application using React TypeScript and Node js in an ecosystem that includes databases content and document management systems AI-powered NLP search engine and the AWS suite of services This role will design and develop integration solutions implement APIs or microservices that will integrate with back-end systems The ideal candidate should have a solid understanding of full-stack solutions to include DevOps experience We are transforming the way we collaborate with hotel owners by establishing a single source of truth platform for design and brand standards and guidelines empowering owners to design build convert operate and maintain on-strategy hotels We need engineers who are excited to bring their technology skills and experience to join us in this transformational journey Job Responsibilities Serve as a technical subject matter expert for the Global Lodging Products Platform GLPP Design develop and maintain scalable and high-performance web applications using React and TypeScript that integrate with our backend systems via APIs and microservices Develop and maintain efficient and well-structured code Design and implement database schemas and optimize queries for performance Design develop and maintain real-time and event driven integrations Collaborate with cross-functional teams including product managers deisgners system integrators and other engineers to deliver high-quality software solutions Conduct code reviews to ensure code quality and maintainability Troubleshoot and resolve complex technical issues Stay up-to-date with the latest development trends and technologies Contribute to the improvement of development processes and best practices Review issues logs and metrics to identify trends and solutions that should be implemented Maintain in-depth documentation of activities and system configuration and review documentation of junior other engineers Proactively perform troubleshooting resolution and problem analysis Participate in architectural discussions to help developers make the most efficient choices Maintain industry knowledge and enhance subject matter expertise identify trends and changes in technology and automation strategies Assist with interviewing talent provide peer reviews feedback frequently and foster a modern engineering culture Serve in the on call rotation Managing Priorities and Delivery Develop specific goals and plans to prioritize organize and accomplish work Provide technical leadership for successful platform and project implementations Assist with determining priorities schedules plans and necessary resources to complete projects on schedule Assist with reviewing vendor proposals and selecting appropriate vendor for services technologies Understand and meet the needs of key stakeholders Communicate concepts in a clear and persuasive manner that is easy to understand Demonstrate an understanding of business priorities Support achievement of performance goals budget goals team goals etc Perform other reasonable duties as required for this position Skill and Experience Strong understanding of full stack development principles and best practices Experience with developing web applications using React and TypeScript Experience with state management libraries like Redux Mobx Zustand Knowledge of modern front-end build tools and workflows e g Webpack Vite Experience with server side rendering using NodeJS and NestJS Solid understanding of database design and management e g SQL NoSQL Familiarity with GraphQL and Apollo Federation Subgraphs using NestJS Experience with containerization technologies e g Docker Kubernetes Experience with cloud platforms AWS suite of services is a plus Solid understanding of Platform engineering tools processes and DevOps principles Experience implementing and maintaining OAuth-based solutions Experience with Content and Document Management systems integrations Familiarity with AI ML concepts and technologies Experience with testing frameworks tools and methodologies Excellent problem-solving debugging and communication skills Ability to work independently and as part of a team Experience with Agile development methodologies Strong communication and collaboration skills within a team environment Experience with modeling and implementing AI and NLP search capabilities is a plus Maintain a proper balance between business and operational risk Relevant skills listing Front-end development using React and Typescript Front-end testing Jest Cypress etc front-end state management Redux Mobx Zustand Back-end development using NodeJS and Nest JS API Microservices Java and Spring Boot RESTful GraphQL and Apollo Federation Subgraphs using Nest js API Security CORS CSRF protection OAuth-based integration etc Databases Data modeling MySQL document based Architecture Responsive SPA framework REST API design and integration modular component design Microservices event-driven architecture e g Kafka Build tools npm Webpack Vite etc DevOps tools GitHub Harness Container orchestration Docker Kubernetes Cloud Platforms AWS