Senior Developer

Senior Flutter Developer -- CHADC5784195 We are looking for a Senior Developer with strong Flutter and Angular experience to join our Patient Digital Services team on a 6+ month contract. You will be working on the Patient mobile application — a patient-facing app used by millions of patients across the U.S. to schedule appointments, access lab results, manage insurance — as well as our web-based Patient Portal, an Angular SPA serving the same patient population. This is a team augmentation role focused on accelerating feature delivery. The ideal candidate can hit the ground running on an existing production codebase with minimal ramp-up time. What You Will Do - Develop and ship features on the Patient Flutter app (iOS and Android) - Build and maintain features on the Patient Portal Angular SPA - Collaborate with product, design, and backend engineers to deliver end-to-end patient-facing capabilities - Contribute to architectural decisions across mobile and web - Conduct code reviews and share expert-level guidance with the team - Integrate with a backend stack of Spring Boot microservices on AWS (API Gateway, ECS, Aurora PostgreSQL, DynamoDB, Lambda) - Work within an Agile delivery cadence that includes offshore team coordination What We Are Looking For - 5–8 years of overall development experience - Hands-on Flutter / Dart experience (3+ years), with shipped iOS and Android apps - Strong Angular experience (Angular 12+), including component architecture, RxJS, and state management - Experience with OAuth 2.0 / OIDC authentication flows, including PKCE and token handling - Solid understanding of iOS and Android platform nuances — deep links, universal links, push notifications, app signing - RESTful API integration experience - Comfortable working on existing production codebases, not just greenfield projects - Strong communication skills and ability to collaborate across distributed and offshore teams Nice to Have - Experience in healthcare, HIPAA-aware, or regulated data environments - Familiarity with feature flag tooling (e.g., Split.io) - Prior work on patient portals, scheduling, or insurance verification workflows - AWS-backed mobile/web app architecture experience Engagement Details - Type: Contract - Duration: 6+ months - Seniority: Senior (5–8 years) - Location: Remote