Firebase Developer Jobs in Michigan (NOW HIRING)

As a Senior Mobile Engineer (iOS), you will play a key role in building innovative, reliable, and beautifully crafted native iOS applications. You'll leverage modern Apple frameworks to architect highquality solutions while guiding engineering excellence and collaborating closely across disciplines. You will be embedded in the Transactions team that supports Mortgage Origination workflows. You'll 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, build, and maintain features for our native iOS applications using Swift and SwiftUI (or UIKit where appropriate).

• Lead system design and technical decisions that ensure modularity, scalability, and longterm maintainability.

• Deliver refined, responsive interfaces that feel seamlessly integrated into the Apple ecosystem.

• Own large features endtoend, including prototyping, implementation, testing, release, and continued improvement.

• Build robust unit, snapshot, and integration tests that ensure stability and reduce regression risks.

• Collaborate with product managers, designers, backend teams, and other mobile engineers to define requirements and deliver exceptional client experiences.

• Mentor peers, conduct code/design reviews, and model engineering best practices.

• Monitor and optimize app performance, instrumentation, logging, and crashfree reliability metrics.

• Contribute to automation and CI/CD improvements to streamline delivery pipelines.

About you
Minimum Qualifications

• 5+ years of professional iOS development experience.

• Deep expertise in Swift, SwiftUI, UIKit, Combine, and common iOS architectural patterns (MVVM, VIPER, Clean Architecture).

• Strong understanding of concurrency, memory management, and Apple platform fundamentals.

• Experience designing scalable module boundaries and reusable components.

• Ability to influence technical strategy and guide engineers toward highquality patterns.

• Strong communication skills and experience collaborating with crossfunctional partners.

Preferred Qualifications

• Experience with SwiftUIfirst architectures and modern Apple ecosystem tools.

• Familiarity with GraphQL, async/await, and cloudnative service integrations.

• Experience using tools such as Xcode Instruments, TestFlight, and Firebase Crashlytics.

• Background in highsecurity or regulated industries is a plus.

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 ofBenefits and Perks.

On-Call Expectations

This role may include participation in an on-call rotation to support production systems and ensure service reliability. On-call responsibilities may include coverage during nights and weekends. If applicable, frequency and scheduling will be determined by team needs and communicated accordingly.

About us

Rocket Mortgagewas 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, atCareers@Rocket.com.