Principal Frontend App Developer

Medical Guardian is on a mission to transform from a device-centric emergency response company into a connected healthcare platform that empowers older adults and their caregivers with independence, safety, and proactive wellness. We are driving a multi-year Digital Transformation Initiative to unify our digital ecosystem, including CMS, Member Portals, Senior Living Apps, and Caregiver engagement platforms, into one scalable, modular Unified App Platform.

We are seeking a Principal Frontend App Developer to help architect, lead, and deliver this transformation across web and mobile applications.

Role Summary:

As the Principal Frontend App Developer, you will serve as the technical leader for the design and implementation of modern, scalable, and user-friendly applications that power our next-generation member and caregiver experiences. You will set coding standards, establish architectural patterns, and mentor a team of frontend developers while working closely with backend, AI/ML, and product teams.

This role is critical to delivering our Nexus vision: a modular, CMS driven, multilingual platform that consolidates multiple apps into a seamless member, caregiver, and partner experience.

Key Responsibilities:

• Architecture & Design
• Lead frontend architecture for the Unified App Platform (web + mobile using React/React Native or Flutter).
• Design modular, reusable UI components aligned with our Meta-driven Design System.
• Implement headless CMS (Contentful/Strapi/Custom) integrations for dynamic content delivery.
• Ensure scalability, accessibility, performance, and security across all frontend layers.
• Leadership & Mentorship
• Serve as technical authority and leader for frontend developers across pods.
• Drive adoption of best practices in code quality, performance optimization, and automated testing.
• Champion agile and DevSecOps practices (CI/CD pipelines, code reviews, story pointing).
• Delivery & Execution
• Collaborate with Product, UX, and Data teams to translate requirements into technical designs.
• Integrate with backend microservices, orchestration engine (IOE), and third-party APIs (Salesforce, Twilio, Hubspot, Waypoint).
• Lead the delivery of multi-brand, multi-tenant app features that support MG, MobileHelp, and MedScope ecosystems.
• Support migration of legacy portals/apps into the unified platform.
• Innovation
• Explore emerging frontend technologies (Next.js, Progressive Web Apps, Edge rendering).
• Drive personalized engagement features leveraging AI/ML and the Behavioral Digital Twin model.
• Participate in patent filings and thought leadership around digital healthcare experiences.

Required Skills & Experience:

• Technical Expertise
• 8+ years of professional frontend development experience; 3+ years in a lead/principal role.
• Mastery of React.js/React Native, JavaScript/TypeScript, and modern frontend frameworks.
• Experience with Flutter or hybrid frameworks for cross-platform delivery.
• Strong understanding of CMS integration, micro frontends, and modular app design.
• Expertise in responsive design, accessibility (WCAG 2.1+), and performance optimization.
• Architecture & Systems
• Experience designing for multi-brand, multi-tenant platforms.
• Familiarity with Azure cloud ecosystem (App Services, Static Web Apps, Blob/CDN).
• Understanding of microservices, GraphQL/REST APIs, and real-time communication.
• Knowledge of CI/CD pipelines, containerization (Docker), and observability tools.
• Collaboration & Leadership
• Proven ability to mentor teams and establish coding standards.
• Strong cross-functional collaboration with designers, backend engineers, and product managers.
• Excellent communication skills; ability to translate technical concepts to non-technical stakeholders.
• Must be legally authorized to work in the United States without the need for employer sponsorship now or in the future. 
• Must have the ability to work from our Center City, Philadelphia office on Tuesdays and Wednesdays.

Nice to Have:

• Experience with healthcare/regulated industries (HIPAA, PHI, medical device integrations).
• Knowledge of multilingual, CMS-driven content delivery.
• Familiarity with AI/ML integration into frontend workflows (chatbots, personalization engines).
• Background in design systems and component libraries (Storybook, Figma integration).

• Health Care Plan (Medical, Dental & Vision)
• Paid Time Off (Vacation, Sick Time Off & Holidays)
• Company Paid Short Term Disability and Life Insurance
• Retirement Plan (401k) with Company Match