Marriott International

Principal Engineer, Android Platform

Marriott International • $145K — $175K *
Consumer Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • 10+ years of application development leadership experience, especially in mobile app development on Android.
  • Expert-level Android architecture and coding in Kotlin, with Java knowledge beneficial.
  • Deep experience in developing large-scale Android apps for millions of users.
  • Management experience in integrating omni-channel efforts across multiple back-end systems.
  • Familiarity with CI/CD, release management, and application deployments to app stores. - Understanding of SDKs for analytics, networking, and customer engagement.

Responsibilities

  • Define and build the future mobile solutions for the Marriott Bonvoy app.
  • Oversee mini-projects ensuring timely and quality delivery within scope.
  • Provide strategic technical guidance and contribute to the Mobile Platform Roadmap.
  • Collaborate with cross-functional teams including engineers and product owners to deliver impactful solutions.
  • Conduct code reviews and mentor developers to elevate engineering practices.

Benefits

  • Opportunity to work with top-tier talent and industry experts.
  • Engagement in cutting-edge mobile technology research and development.
  • Supportive environment for continuous learning and professional growth.
  • Involvement in shaping a high-impact product used by millions.
  • Dynamic, collaborative work culture that fosters innovation.
Full Job Description
Job Description

JOB SUMMARY:

Join Our Android Platform Team as a Mobile Principal Engineer - Shape the Future of the Marriott Bonvoy App!

Are you ready to make a real impact with your code? Define and build the next evolution of mobile solutions that elevate the Marriott experience. You'll oversee various mini-projects, ensuring they're delivered on time and within scope while leveraging the latest technologies in innovative and meaningful ways.

As a key technical subject matter expert on our Android Platform Team, you'll play a pivotal role in advancing the Marriott Bonvoy app, providing strategic technical advisory, helping define the Target Architecture for the Platform and advising on the Mobile Platform Roadmap, while driving innovation and excellence across our feature teams.

You'll collaborate with top-tier talen including other Principal Engineers, Engineering Directors, Solution Architects, Feature Team Tech Leads, Product Leads, UX Designers, QA Engineers and more to deliver high-impact solutions that matter. You'll be the go-to expert for tackling the toughest problems and delivering high-quality, scalable solutions. Your work will directly support our strategic goals, blending hands-on development with technical advisory responsibilities, leading architecture and framework initiatives.

In this role, you'll partner with Product Owners and lead technical workgroups, acting as a go-to expert for complex, non-routine challenges. You'll dive into research, design, and implementation of cutting-edge capabilities that meet both current and future developer and user needs while ensuring alignment with our highest standards in design, technology and security.

You'll lead by example conducting code reviews, mentoring developers, and recommending improvements to workflows, tools, and standards that elevate the entire mobile engineering discipline.

As a thought leader, you'll stay on the cutting edge of the mobile ecosystem, exploring OS and device capabilities, researching emerging tools and libraries, and assessing new technologies through hands-on proofs of concept. You'll also play a key role in educating and inspiring the broader mobile engineering community both inside and outside the organization.

If you're passionate about crafting elegant code, solving real-world problems, and working in a dynamic, collaborative environment, we'd love to meet you.

CANDIDATE PROFILE

Education and Experience

Required:
  • 10+ years of application development leadership experience that includes:
    • Enterprise-scale native mobile application development across multiple platforms with a strong capability in Android
    • Expert-level Android architecture and coding abilities in Kotlin (and knowledge of Java)
    • Extensive experience in development of a variety of large apps supporting millions of users at scale in Android
    • Management of multiple Omni-Channel development efforts integrating with multiple back-end systems
    • Experience with Automation, CI/CD, Release Management processes and Application Deployments to app stores
    • Familiarity with Enterprise-level SDKs for Analytics, Networking, Customer Engagement, Application Performance Monitoring
    • Strong understanding of API platforms, backend services, database and networking components of full-stack infrastructure
  • Undergraduate/graduate degree or equivalent education + experience


Preferred:
  • Demonstrated success leading medium- to large-scale initiatives/transformations
  • Proven knowledge of Agile methodology; preferably SAFe Agile
  • Experience with mixed and offshore delivery models
  • Good process management, negotiating, influencing and problem resolution skills
  • Proven ability to effectively prioritize and execute tasks in a high-pressure environment
  • Knowledge of business environment, service requirements and hospitality culture
  • Knowledge of / familiarity with the other platform (iOS) as well
  • Demonstrated ability to assess customer/client needs, creatively approach solutions, decide and influence appropriate courses of action
  • Ability to understand and communicate the lifecycle of technologies and applications and to translate into business strategies for the client organizations.
  • Solid understanding of IT financial structures and ability to manage to corporate financial processes and standards - including drivers of process costs
  • Strong verbal and written communication skills with the ability to articulate complex technical ideas in easy to understand business terms
  • Ability to accomplish results through others, particularly by establishing relationships, effective controls and leading in a managed service environment


CORE WORK ACTIVITIES

Managing Application Development Standards, Processes, and Tools
  • Works with direct reports to facilitate consistency of service delivery across client groups
  • Facilitates compliance with the standard set of application development tools and processes that will drive consistency and predictability throughout the SDLC for all client groups including:
    • SDLC standard tools and processes for both waterfall and agile development
    • Estimating standard tools and processes, incorporating flexibility for small and large projects
    • Deployment standard tools and processes
  • Monitors projects for adherence to defined application development processes
  • Communicates to Application Development leaders opportunities to create broader IT related and corporate standards and policies where necessary
  • Communicates important application development policy changes that affect service provider and/or Marriott operations


Managing Day-To-Day Relationships with Teams
  • Manages application development projects in partnership with IT teams, business partners and providers
    • Provides project management of business projects
    • Oversees effective reporting within application development team
    • Leads project reviews with team on application development projects
    • Manages day-to day relationships with all IT teams to promote the delivery of services that meet or exceed the client expectations
    • Monitors projects for alignment with defined business case process
    • Drives timely resolution of escalated service delivery problems and minimizes the impact of any client service delivery issues
    • Manages, and improves service level reporting for application development
    • Provides early warning to the appropriate Business Partnership & Planning leaders and team regarding degraded or missed service levels
    • Assists with application development and maintenance of service provider project management standards and tools
    • Participates in client portfolio and demand management processes, and engages service providers to ensure client satisfaction
  • Works with application development service providers
    • Validates the service provider(s) performs the services agreed to by the master services agreement in a manner that is consistent with both the spirit and the letter of the agreement
    • Works with team to progress the service providers services to match client needs
    • Facilitates team and service provider compliance with the agreement
    • Validates service levels meet business needs
    • Facilitates the definition and enforcement of good service provider contracts
  • Supports the IT organization
    • Provides input to IT's business strategy and planning as needed
    • Supports and follows defined IT Governance decision rights, standards and practices
    • Emphasizes accuracy and effectiveness of estimating and planning management with team
    • Provides input to business/discipline and continent IT budgets


Implementing and Managing Continuous Improvement Program
  • Drives adoption of CMMi or similar metrics to demonstrate continuous improvement and alignment with the industry
  • Demonstrates continuous improvement through metrics of quality consistency and client satisfaction
  • Works with application development service providers, IT teams, and business partners to implement continuous improvement activities
  • Responds to issues identified in project surveys or other feedback processes, to continually improve client satisfaction


MANAGEMENT COMPETENCIES

Leadership
  • Communication -Conveys information and ideas to others in a convincing and engaging manner through a variety of methods.
  • Leading Through Vision and Values - Keeps the organization's vision and values at the forefront of employee decision making and action.
  • Managing Change - Initiates and/or manages the change process and energizes it on an ongoing basis, taking steps to remove barriers or accelerate its pace; serves as role model for how to handle change by maintaining composure and performance level under pressure or when experiencing challenges.
  • Problem Solving and Decision Making - Identifies and understands issues, problems, and opportunities; obtains and compares information from different sources to draw conclusions, develops and evaluates alternatives and solutions, solves problems, and chooses a course of action.
  • Professional Demeanor - Exhibits behavioral styles that convey confidence and command respect from others; makes a good first impression and represents the company in alignment with its values.
  • Strategy Development - Develops business plans by exploring and systematically evaluating opportunities with the greatest potential for producing positive results; ensures successful preparation and execution of business plans through effective planning, organizing, and on-going evaluation processes.
Managing Execution
  • Building a Successful Team -Uses an effective interpersonal style to build a cohesive team; inspires and sustains team cohesion and engagement by focusing the team on its mission and importance to the organization.
  • Strategy Execution - Ensures successful execution across of business plans designed to maximize customer satisfaction, profitability, and market share through effective planning, organizing, and on-going evaluation processes.
  • Driving for Results - Sets high standards of performance for self and/or others; assumes responsibility for work objectives; initiates, focuses, and monitors the efforts of self and/or others toward the accomplishment goals; proactively takes action and goes beyond what is required.
Building Relationships
  • Customer Relationships - Develops and sustains relationships based on an understanding of customer/stakeholder needs and actions consistent with the company's service standards.
  • Global Mindset - Supports employees and business partners with diverse styles, abilities, motivations, and/or cultural perspectives; utilizes differences to drive innovation, engagement and enhance business results; and ensures employees are given the opportunity to contribute to their full potential.
  • Strategic Partnerships - Develops collaborative relationships with fellow employees and business partners by making them feel valued, appreciated, and included; explores partnership opportunities with other people in and outside the organization; influences and leverages corporate and continental shared services and/or discipline leaders (e.g., HR, Sales & Marketing, Finance, Revenue Management) to achieve objectives; maintains effective external relations with government, business and industry in respective countries; performs effectively as a liaison between locations, disciplines, and corporate to ensure needed resources are received and corporate strategies are understood and executed.
Generating Talent and Organizational Capability
  • Developing Others- Plans and supports the development of others' skills and capabilities so that they can fulfill current or future job/role responsibilities more effectively; provides high visibility to individuals with potential; offers challenging assignments that build confidence and credibility and provides such individuals with a personal vision for their future.
  • Organizational Capability - Evaluates and adapts the structure of assignments and work processes to best fit the needs and/or support the goals of an organizational unit.
Learning and Applying Professional Expertise
  • Business Acumen - Understands and utilizes business information to manage everyday operations and generate innovative solutions to approach business and administrative challenges.

  • Technical Acumen - Understands and utilizes professional skills and knowledge in a specific functional area to conduct and manage everyday business operations and generate innovative solutions to approach function-specific work challenges.
  • Technical Intelligence: knowledge and ability to identify technological opportunities and threats that could affect the future growth and survival of the business.
    • Technology Life Cycle: knowledge of the Life Cycle of technologies and how applications, infrastructure, and processes relate to these timelines.
    • IT Systems: Knowledge of IT systems supporting the business including benefits, requirements, costs, justification, and operations.
    • IT Resources: The ability to secure and manage IT resources to achieve business objectives (e.g., contracts, vendor relationships, financial accountability, portfolio management, information and resource planning) and measure project impact.


  • Continuous Learning - Actively identifies new areas for learning; regularly creates and takes advantage of learning opportunities; uses newly ga

About Marriott International

Marriott International is a hospitality company with more than 3,900 properties around the world. Marriot International opened its first hotel in 1957 and operates franchises worldwide. The company’s headquarters is based in Maryland and employees nearly 200,000 people worldwide.   The company was founded by J. Willard and Alice Marriott in 1927 by opening a root beer stand in Washington D.C.

Marriott International Careers

Join the vibrant team at Marriott International, the global leader in hospitality, where career opportunities abound and the potential for growth is limitless. As part of our commitment to innovation and leadership in the industry, we are continuously seeking passionate, creative, and driven individuals to join our diverse team. Work You’ll Do At Marriott International, you will be part of a culture that values diversity, leadership, and professional development. Engage in meaningful work that enhances the travel experience of each guest while fostering a positive environment where all team members can thrive. Our team at Marriott International leads the way in delivering exceptional service and innovative hospitality solutions. With a variety of job opportunities ranging from front-line roles to executive positions, you can find the perfect match for your skills and career ambitions. Marriott International’s commitment to growth and innovation means we are always on the lookout for dynamic professionals to join our team. Whether you are seeking your first job, looking for a challenging leadership role, or aiming to specialize in hospitality management, Marriott offers unparalleled employment opportunities. Internship and Training Programs Kickstart your career with Marriott International’s internship programs. These opportunities provide invaluable industry experience and a chance to develop essential skills in a real-world setting. Interns at Marriott are treated as integral members of the team and are involved in projects that make a tangible impact on the company. In addition to internships, we offer comprehensive diversity training and professional development programs that prepare you for future leadership roles within the company. Our training programs are designed to enhance your capabilities and ensure you are equipped to meet the challenges of the evolving hospitality landscape. Benefits and Career Growth Marriott International believes in rewarding our employees for their dedication and hard work. We offer a competitive benefits package that includes health, vision, and dental insurance, employee discounts, and more. Moreover, we are committed to the professional growth of our employees. Career advancement at Marriott is not just a possibility—it is a priority. Join Our Team Explore the wide range of job opportunities at Marriott International. We are hiring across various departments, including management, customer service, culinary arts, and more. Bring your unique skills and perspective to our team, and help us continue to innovate and lead in the hospitality industry. Networking and Professional Development Stay connected and advance your career through Marriott’s extensive networking opportunities. Our professional community is designed to foster connections that can lead to career advancement and personal growth. Engage with leaders, gain industry insights, and build relationships that will support your career aspirations. Apply Now Ready to take the next step in your career? Search open positions that match your skills and interests on the Marriott Careers page. We look for individuals who are curious, team-oriented, and committed to excellence. Prepare your resume, sharpen your interview skills, and join one of the most respected names in the global hospitality industry. Stay Up to Date Keep informed with the latest career tips, company news, and industry insights from Marriott International. Join our community and discover how you can contribute to the world of hospitality and beyond. Explore job opportunities, embrace professional growth, and become part of a company that values innovation and leadership. At Marriott International, your career journey is just beginning.
Learn more about Marriott International
Size
120,000 employees
Market Cap
$46.5 billion
Industry
Net Income
-$267 million
Founded
1927
5 Year Trend
-2.1%
Revenue
$10.5 billion
NASDAQ

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