Principal Engineer, Web Platform

Marriott•Bethesda, MD

1d•Hybrid

About The Position

As a Principal Web Platform Engineer at Marriott, you will be working on a state of the art React based micro-frontend architecture with Spring Boot Microservices. You will create and maintain new GenAI tools to create components and workflows used by our Application Engineers. You will work with performance engineers, QE Engineers, and lead developers to enhance the way all developers at Marriot Digital deliver products. You will work with product owners, UX, back-end/front-end engineers and QA engineering to build scalable web software that performs well on all modern web browsers and devices.

Requirements

7+ years’ experience in software design and development with expert level expertise in multiple programming languages like JavaScript, TypeScript, NodeJS, Next.js, React.js
Experience using GraphQL and REST
5+ years experience with Java and Springboot microservices.
Exposure to agentic GenAI development tools like Claude, ChatGPT or other tools
5+ years hands-on experience with application development.
Experience in building enterprise scale web applications using micro front-end architecture
Experience in developing software using Front-end libraries/frameworks - primarily React
Strong knowledge in performance optimization techniques
Experience in using Jest, Jasmine, Mocha, and Junit

Nice To Haves

Experience in agentic GenAI development tools like Claude, Cursor, ChatGPT or other tools
Experience with Figma, Adobe Experience Manager or Headless CMS platforms.
Familiarity with DevOps tools such as Git, JIRA, Jenkins, Harness, and Dynatrace
Demonstrated UI implementation skills, supported by a portfolio showcasing attention to typography, color, imagery, motion, and graphic elements
Proficiency in developing custom reusable components using Atomic Design principles
Background in working with multi-repository code bases
Ability to write deployment configurations
Experience with deployment tools like HelmCharts & Github Actions or similar tools.
Awareness of industry developments, best practices, and environments in web application design and development
Strong verbal and written communication skills, with the ability to present complex technical ideas in clear business terms

Responsibilities

Develop and maintain Typescript libraries and platform tools for our React / Next.JS applications.
Develop and maintain Microservices for NextJS renderers in Java SpringBoot.
Collaborate with cross-functional teams to design and implement user-friendly features for all form factors.
Optimize applications for maximum speed and scalability.
Ensure the technical feasibility of UI/UX designs. Be ready to propose alternative solutions.
Participate in code reviews to maintain code quality and consistency.
Troubleshoot and debug issues as they arise.
Stay up to date with the latest front-end technologies and best practices.
Mentor and provide guidance to junior developers.
Communicate effectively with team members, stakeholders, and clients.