As a Senior Mobile Engineer (Android), you will design, build, and ship high‑performing, elegant, and scalable Android applications that deliver meaningful value to our users. You will contribute deep Android expertise, drive technical decisions, and raise the engineering bar through mentorship, code leadership, and thoughtful collaboration with product and design partners. You will be embedded in the Transactions team that supports Mortgage Origination workflows. You will translate complex, regulated business processes related to one of the most important moments in many of our lives (Home Buying) into secure, intuitive mobile experiences.
About the role
- Architect, develop, and maintain advanced features for our native Android applications using Kotlin, Jetpack, and modern Android frameworks.
- Lead technical design discussions and propose scalable, maintainable solutions that align with platform best practices.
- Build high‑quality UI and UX experiences that feel seamless, intuitive, and performant across device types and OS versions.
- Own end‑to‑end feature delivery—from ideation and prototyping to testing, deployment, and ongoing optimization.
- Implement robust integration and unit testing strategies to ensure code quality and reliability.
- Collaborate cross‑functionally with product, design, backend, and cloud teams to define requirements and deliver roadmap priorities.
- Mentor engineers through code reviews, pairing, architectural guidance, and knowledge‑sharing.
- Champion performance, stability, accessibility, and security within the Android ecosystem.
- Contribute to CI/CD optimization and identify improvements in tooling, automation, and release processes.
About you
Minimum Qualifications
- 5+ years of professional Android development experience.
- Advanced proficiency with Kotlin, coroutines, Jetpack components, Android Architecture Components, and modern Android design patterns (MVVM, MVI, Clean Architecture).
- Strong experience integrating REST/GraphQL APIs and working in cloud‑connected architectures.
- Strong understanding of performance optimization, memory management, profiling tools, and debugging techniques.
- Experience leading large features or initiatives with little oversight.
- Demonstrated ability to mentor others, influence technical direction, and elevate engineering quality.
Preferred Qualifications
- Experience with Jetpack Compose, modularization, and multi‑module app architectures.
- Familiarity with CI/CD systems (e.g., GitHub Actions, Bitrise, CircleCI).
- Knowledge of security best practices for mobile apps.
- Experience working in fintech, high‑security, or regulated environments.
What you’ll get
Our team members fuel our strategy, innovation and growth, so we ensure the health and well-being of not just you, but your family, too! We go above and beyond to give you the support you need on an individual level and offer all sorts of ways to help you live your best life. We are proud to offer eligible team members perks and health benefits that will help you have peace of mind. Simply put: We’ve got your back. Check out our full list of Benefits and Perks.
About us
Rocket Mortgage® was founded in 1985. Today, we’re a Detroit-based, publicly traded company with a mission to Help Everyone Home. At Rocket Mortgage, we believe that home is more than the house you live in. Our wide variety of home loan options, tools and resources empower our clients to achieve their homeownership dreams. We’re known as experts in the mortgage industry, but we’re also innovators – we strive to create the best experiences for our clients from beginning to end. And we’re not your typical employer. We’re insistently different in how we look at the world and are committed to an inclusive workplace where every voice is heard. Apply today to join a team that offers career growth, amazing benefits and the chance to work with leading industry professionals.
This job description is an outline of the primary responsibilities of this position and may be modified at the discretion of the company at any time. Decisions related to employment are not based on race, color, religion, national origin, sex, physical or mental disability, sexual orientation, gender identity or expression, age, military or veteran status or any other characteristic protected by state or federal law. The company provides reasonable accommodations to qualified individuals with disabilities in accordance with applicable state and federal laws. Applicants requiring reasonable accommodations in completing the application and/or participating in the application process should contact a member of the Human Resources team, at [email protected].
Illinois, Maryland, Minnesota, Massachusetts, Colorado, Cleveland, New York City, New Jersey, Jersey City, California, D.C and Washington Candidates only: the compensation for this position is $107,000.00-$241,500.00. The position may also be eligible for an annual bonus, incentives, and other employment-related benefits including, but not limited to, medical, dental, and vision benefits, 401K retirement plan, and paid-time off. More information regarding these benefits and others can be found here.
The information regarding compensation and other benefits included in this paragraph is the company’s current, good faith estimate at the time of posting. [Compensation and benefits are subject to modification from time to time as the Company, in its sole and exclusive discretion, deems appropriate.] The Company may determine during its future reviews of the proposed compensation and benefits provided for this position, that the compensation and benefits for such position should be reduced. In no event will the Company reduce the compensation for the position to a level below the applicable jurisdictional minimum wage rate for the position.
Los Angeles County and San Francisco Candidates only: qualified applicants with arrest or conviction records will be considered for employment per the Fair Chance Ordinance and the Fair Chance Initiative for Hiring.
Top Skills
Similar Jobs
What you need to know about the Los Angeles Tech Scene
Key Facts About Los Angeles Tech
- Number of Tech Workers: 375,800; 5.5% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Snap, Netflix, SpaceX, Disney, Google
- Key Industries: Artificial intelligence, adtech, media, software, game development
- Funding Landscape: $11.6 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Strong Ventures, Fifth Wall, Upfront Ventures, Mucker Capital, Kittyhawk Ventures
- Research Centers and Universities: California Institute of Technology, UCLA, University of Southern California, UC Irvine, Pepperdine, California Institute for Immunology and Immunotherapy, Center for Quantum Science and Engineering
