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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 - 215300.00 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 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.

Job Responsibility:

  • 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

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 have:

  • 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
What we offer:
  • 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
  • educational assistance
  • paid sick leave
  • PTO

Additional Information:

Job Posted:
May 16, 2026

Expiration:
June 22, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
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