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Principal Frontend App Developer

Principal Frontend App Developer

Medical GuardianPhiladelphia, PA, US
12 days ago
Job type
  • Full-time
  • Quick Apply
Job description

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).

    • Benefits

  • 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
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    Frontend Developer • Philadelphia, PA, US