Full Stack Developer- AI ( Canada Only)

Job Description

<h3>Job Description</h3><p>Job Description<p><p>Canada only EST time zone (Contract, 4 months, potential full-time)</p><p>About the Client<br />Client is on a mission to make the world healthier and more mindful by providing peer-reviewed, agentic recommendations and resources through an intuitive mobile application. Client focuses on transforming complex wellness data into personalized, evidence-based insights that help individuals improve their health and well-being.</p><p>Role Summary<br />You will join a small, agile team as an external contributor for a 4-month term to build and deploy the MVP of a mobile application that integrates AI-driven, personalized wellness recommendations. Upon successful completion of the MVP, you may be considered for a full-time staff developer position, contributing long term to a fast-moving mission-driven product at the intersection of wellness and AI.</p><p>Responsibilities</p><ul><li>Own end-to-end development of the mobile application using React/TypeScript and a modern backend-as-a-service or lightweight backend platform.</li><li>Implement clean, intuitive mobile UI and user flows informed by designs and real user feedback.</li><li>Build and integrate CRUD functionality and an AI agent service layer using standard third-party APIs (e.g., Anthropic, OpenAI, Google).</li><li>Use cross-platform plugins for device features (camera, GPS, notifications, storage) without implementing custom native modules.</li><li>Manage the mobile build and deployment process for both iOS and Android.</li><li>Collaborate closely with the founding team to refine MVP scope, prototype quickly, and iterate rapidly.</li><li>Write maintainable, well-documented code and contribute to lightweight engineering best practices.</li></ul><p>Requirements</p><ul><li>3+ years of experience with React and TypeScript building production-quality applications.</li><li>Experience shipping a mobile application using a cross-platform framework such as React Native, Expo, Capacitor, or similar.</li><li>Ability to integrate mobile features using existing cross-platform plugins (camera, notifications, storage, GPS).</li><li>No deep native iOS/Android development required.</li><li>Familiarity with publishing apps to the App Store and Google Play, or willingness to learn the process quickly.</li><li>Strong UI implementation skills and solid understanding of mobile-first product design.</li><li>Comfortable working in a fast-paced, iterative startup environment with a high degree of autonomy.</li><li>Experience with backend-as-a-service platforms (e.g., Convex, Supabase, Firebase).</li></ul><p>Preferred Qualifications</p><ul><li>Exposure to LLM-based or agentic systems.</li><li>Exposure to state-of-the-art agentic libraries (e.g., LangChain, Google SDK, Swarm).</li><li>Prior experience shipping a 01 MVP for an early-stage startup.</li><li>Interest in wellness technology and user-centered product thinking.</li></ul><p>Compensation / Benefits</p><ul><li>Initial engagement as an external contributor on a 4-month contract to deliver and deploy the MVP.</li><li>Upon successful completion of the contract, eligibility to be considered for a full-time role as a staff developer.</li><li>If converted to full time, potential eligibility for benefits, equity, and other perks (details to be defined at that stage).</li></ul><p>If you&#39;re excited to work at the intersection of wellness and AI and help build an impactful product from the ground up, we&#39;d love to hear from you.</p></p></p>