About the role

Role overview

Senior Software Engineer, Mobile at Twin Health, reporting to the Engineering Director. You will build and improve consumer mobile and IoT experiences for metabolic health, partnering with other engineers to deliver high-quality apps and reliable solutions.

Responsibilities

Design, develop, test, deploy, maintain, and improve software
Build best-in-class fitness and wellness mobile apps
Manage individual project priorities, deadlines, and deliverables
Focus on product quality and user experience
Take initiative and be responsible for technical solutions
Mentor and coach new engineering hires and other software engineers
Participate in additional responsibilities as needed, including on-call rotations

Requirements

Bachelor’s degree in Computer Science or closely related field
3+ years experience building Android and/or iOS apps that integrate health sensors (e.g., CGMs, smartwatches, BP monitors, smart scales)
3+ years in Kotlin or Swift
Strong proficiency with modern UI frameworks:
- Jetpack Compose (preferred) or
- SwiftUI (1+ years commercial experience preferred)
1+ year experience designing and implementing local databases with SQLite, including mobile-side caching
Comfortable using AI coding assistants (e.g., Claude Code)
Demonstrated engineering judgment focused on simple, readable, maintainable solutions and strong mobile/UX instincts

Nice to have

Comfortable with wearing a CGM or other health sensors

About Twin Health

Twin Health is a digital health company focused on improving and preventing chronic metabolic diseases such as type 2 diabetes and obesity. It uses AI Digital Twin technology and data from CGMs, smartwatches, and meal logs, supported by clinical care teams, to personalize care and improve outcomes. The company is scaling rapidly across the U.S. and globally.