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Principal Engineer, Web Platform

https://www.marriott.com Logo

Marriott Bonvoy

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Location:
United States , Bethesda

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

118900.00 - 197600.00 USD / Year
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Job Description:

As a Principal Web Platform Engineer at Marriott, you will be working on a state of the art React based micro-frontend architecture. You will work with new GenAI tools to create components and workflows used by our Application Engineers. You will help build the next generation hospitality web portal to assist our customers in traveling the world for work and pleasure. 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.

Job Responsibility:

  • Develop and maintain Typescript libraries and platform tools for our React / Next.JS applications
  • 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

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
  • Exposure to agentic GenAI development tools like Claude, ChatGPT or other tools
  • 5+ years hands-on experience with application development tools and content management systems like Adobe Experience Manager
  • Experience in building enterprise scale web applications using micro front-end architecture
  • 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
  • Experience in using Jest, Jasmine, Mocha, and Junit with Mockito

Nice to have:

  • Experience in agentic GenAI development tools like Claude, 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
  • Experience integrating Adobe Experience Manager (AEM) with React components in both headful and headless architectures
  • Background in working with multi-repository code bases
  • Ability to write deployment configurations
  • 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
What we offer:
  • Competitive salary, bonus, and benefits package
  • Opportunity to work on innovative projects and technologies
  • Collaborative and inclusive work environment
  • Professional growth and development opportunities
  • Flexible work schedule and remote work options
  • Travel and hospitality tech is fun, and it's a good mission
  • 401(k) plan
  • stock purchase plan
  • discounts at Marriott properties
  • commuter benefits
  • employee assistance plan
  • childcare discounts
  • medical, dental, vision, health care flexible spending account, dependent care flexible spending account, life insurance, disability insurance, accident insurance, adoption expense reimbursements, paid parental leave and educational assistance
  • paid sick leave
  • PTO
  • holidays

Additional Information:

Job Posted:
January 30, 2026

Expiration:
February 24, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
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