Staff Mobile Engineer

Job Description:

• Own Rythm’s mobile apps from architecture and development through launch and ongoing improvement
• Build reliable, intuitive, and high-quality mobile experiences that simplify complex health information
• Partner with product and design to translate evolving requirements into technical solutions
• Make technical decisions balancing speed, scalability, maintenance, and member experience
• Define mobile product development practices for testing, releases, performance, security, and monitoring
• Diagnose and resolve complex technical issues across the mobile stack and supporting services
• Collaborate with backend and infrastructure engineers on APIs, data flows, and integrations
• Provide technical leadership through execution, communication, and code reviews
• Identify risks, challenge assumptions, and improve technical and product decisions
• Use modern development tools, including AI-assisted workflows, to increase speed and quality

Requirements:

• Experience building and shipping mobile apps used by real customers
• Experience owning major architectural and technical decisions
• Experience leading complex projects from initial idea through launch and continued improvement
• Proven experience with native iOS, native Android, or cross-platform mobile development
• Deep understanding of building mobile apps that are reliable, fast, testable, and easy to maintain
• Experience integrating mobile applications with APIs, authentication systems, analytics, notifications, and third-party services
• Ability to make practical product and technical decisions based on user needs
• Ability to thrive in a fast-moving, highly ambiguous environment
• Strong communication skills and collaborative working style across engineering, product, marketing, and design
• Hands-on mindset and willingness to lead through building
• Full ownership, low ego, and ability to work with little structure
• Experience in healthcare, consumer health, direct-to-consumer, or sensitive-data environments preferred

Benefits:

• Meaningful equity aligned with the scope and impact of your role
• A monthly Rythm membership with full access to at-home blood testing and personalized health insights
• High ownership and visibility from day one, with the ability to make a meaningful impact
• The chance to help shape the future of personalized health and preventative care
• Flexible, remote-first work environment
• A generous paid time off policy
• 401(k)
• Multiple healthcare plan options, with select plans fully covered by Rythm
• A small, collaborative, mission-driven team that moves quickly and values great ideas regardless of title