Senior Android Engineer

Weight Watchers

6h•Hybrid

About The Position

WeightWatchers is a global digital health company and the world’s #1 doctor-recommended, clinically studied behavioral weight health program. For sixty years, we have led the industry by blending science and community to help millions of people build sustainable healthy habits. As the science of weight health rapidly evolves, so does WeightWatchers. We are redefining the category by developing new clinical pathways for GLP-1 medication access, creating specialized behavioral programs for members on weight-loss medications, and integrating medical care with our proven habit-change framework. By combining these clinical breakthroughs with our digital-first community, we are uniquely positioned to lead the future of weight health care. At WeightWatchers, our Engineering Team drives transformative change by leveraging technology to redefine how millions approach weight health and wellness. The team builds digital solutions that establish personalized connections and foster inclusive virtual communities, empowering members to adopt healthier habits and achieve lasting lifestyle changes. From pioneering a comprehensive telehealth platform, optimizing medication access, diving headfirst into exciting AI integrations we lead with data-driven innovations that revolutionize healthcare outcomes. Our culture thrives on urgency, collaboration, and a passion for impactful work that directly improves the lives of our members. As a critical member of the Mobile Product Engineering team, you will build and evolve key native features of the WeightWatchers Android app that support members in their health journeys: food tracking, activity logging, weight trends, progress milestones, and more. You will deliver seamless and intuitive experiences using modern Android development practices and the latest UI frameworks. You will collaborate closely with Product, Design, Data, and Behavioral Science teams to deliver features that support daily habit formation, long-term motivation, and improved health outcomes. You will own the implementation of upcoming flagship initiatives, ensuring high performance and a premium "look and feel." You will shape the architectural decisions and technical standards for our Android application, promoting scalability and maintainability. You will operate with high autonomy and influence: proactively question assumptions, bring new ideas, and champion product quality, performance, and member-centric design.

Requirements

Deep experience in Android development (Kotlin), with a solid grasp of Jetpack Compose, MVVM/Clean Architecture, and modular app structure.
A passion for mobile product engineering—especially around improving member experience, usability, and long-term engagement.
An independent and critical thinker who brings a strong sense of ownership and an understanding of how code impacts the end-user.
Comfortable operating in a fast-paced environment with cross-functional stakeholders, capable of explaining technical trade-offs to non-technical partners.
8+ years of experience in professional Android app development.
Expertise in Kotlin and modern Android libraries (Coroutines, Flow, Dagger/Hilt, etc.).
Deep knowledge of the mobile development lifecycle and architecture best practices.
Familiarity with native tooling, including product instrumentation, feature toggling, progressive rollout systems, expertise in unit & UI testing & CI/CD pipelines (Fastlane/GitHub Actions).
Strong communication skills and the ability to mentor junior engineers while articulating technical decisions.

Nice To Haves

Experience working in health, wellness, or behavior-change-driven apps.

Responsibilities

Build and evolve key native features of the WeightWatchers Android app that support members in their health journeys: food tracking, activity logging, weight trends, progress milestones, and more.
Deliver seamless and intuitive experiences using modern Android development practices and the latest UI frameworks.
Collaborate closely with Product, Design, Data, and Behavioral Science teams to deliver features that support daily habit formation, long-term motivation, and improved health outcomes.
Own the implementation of upcoming flagship initiatives, ensuring high performance and a premium "look and feel."
Shape the architectural decisions and technical standards for our Android application, promoting scalability and maintainability.
Operate with high autonomy and influence: proactively question assumptions, bring new ideas, and champion product quality, performance, and member-centric design.