Full-Stack Software Engineer

MWDNMadrid, MD

About The Position

MWDN is a global IT outstaffing company with 23+ years of experience that connects exceptional tech talent with leading companies across Israel, the USA, Great Britain, and Western Europe. We offer opportunities to work on international products in a stable and professional environment. We are a physician-led, value-based healthcare company improving care coordination and engagement for people living with sickle cell disease and other underserved populations. The Role We are seeking a hands-on Senior Full-Stack Software Engineer to help stabilize, develop, and scale its healthcare platform. The role is intentionally balanced: 50% Full-Stack Product Engineering — patient and care-management applications, workflows, UI/UX, APIs, and feature delivery. 50% Backend, Cloud & Integration Engineering — AWS, data, healthcare interoperability, DevOps, security, and reliability. The engineer should be comfortable owning functionality end to end: UI → API → database → cloud →monitoring → production support. Reports to the Chief Technology Officer and works closely with Product, Clinical, Operations, and external partners.

Requirements

  • 5+ years of production software-engineering experience.
  • Strong React/TypeScript/JavaScript front-end experience.
  • Strong Node.js/TypeScript, Python, or comparable backend experience.
  • Strong REST API, SQL, and PostgreSQL experience.
  • Hands-on AWS and Docker/container experience.
  • Experience with CI/CD and production application support.
  • Experience with authentication, authorization, security, asynchronous processing, and failure handling.
  • Ability to troubleshoot across the full stack.

Nice To Haves

  • Healthcare or regulated-environment experience, particularly with: HIPAA, PHI, FHIR R4/US Core, HL7/ADT, HIE/QHIN, payer integrations, claims/eligibility data
  • ECS/Fargate
  • Aurora
  • S3/SQS/EventBridge
  • CloudWatch
  • IAM/KMS/Secrets Manager
  • GitHub Actions
  • Infrastructure as Code
  • clinical workflows
  • value-based care
  • Amazon Bedrock

Responsibilities

  • Build and maintain patient-facing and care-management applications using React/TypeScript or similar technologies.
  • Develop backend services, APIs, asynchronous workflows, and PostgreSQL-based applications.
  • Improve enrollment, care plans, assessments, clinical workflows, communications, dashboards, and administrative capabilities.
  • Build integrations with payers, HIEs, QHINs, and healthcare partners using REST APIs, FHIR R4, HL7/ADT, C-CDA, SFTP, and file-based interfaces.
  • Implement data validation, patient matching, reconciliation, provenance, duplicate handling, and exception workflows.
  • Build and operate AWS services including ECS/Fargate, Aurora PostgreSQL, S3, SQS, EventBridge, CloudWatch, IAM, KMS, and Secrets Manager.
  • Strengthen CI/CD, automated testing, environment separation, deployment, rollback, monitoring, backup, and recovery.
  • Implement HIPAA-appropriate security, role-based access, PHI protection, audit logging, and secrets management.
  • Support governed AI-enabled workflows while maintaining appropriate human clinical oversight.
  • Build reusable platform and integration capabilities that support additional payers, states, and clinical programs without creating separate codebases.

Benefits

  • Security: We carefully vet our clients to minimize risks and ensure reliability and timely payments - no fraud or unpleasant surprises.
  • Career support: If a project isn’t the right fit, we support you and actively help find new opportunities that match your skills and career goals.
  • Legal assistance: We provide guidance on legal matters, including opening and managing your independent contractor or sole proprietorship status, taxes, and related processes.
  • Professional development: We offer English courses and professional growth opportunities, as well as team-building events.
  • People-first management with minimal bureaucracy
  • A friendly company culture, proven by employees who choose to return
  • Flexible working hours
  • 29 days of PTO (18 working days per year pluse all national holidays)
  • 10 paid recovery days
  • Full financial and legal support for independent contractors
  • Free English classes, with native speakers or Ukrainian teachers
  • Dedicated HR support
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