Caspar Health Tech Stack

Digital rehabilitation platform combining remote therapy with in-person clinical care

Hospitals and Health Care Berlin, Berlin 51–200 employees Founded 2016 Privately Held

Caspar Health operates a hybrid care model pairing a digital therapy application with onsite therapist teams across partner clinics in Germany. The tech stack reveals a healthcare-native infrastructure: Ruby on Rails + React Native for patient-facing apps, PostgreSQL + AWS for data, and active adoption of HL7 and FHIR standards for healthcare system interoperability. Current hiring focus on security leadership (CISO role), compliance projects (ISO 27001 re-audit, BSI C5), and third-party risk management signal that scaling clinic network growth now hinges on deepening security and data-handling maturity.

Tech Stack 24 technologies

Core StackRuby on Rails TypeScript React Native PostgreSQL AWS AWS Lambda Docker Kubernetes Terraform Cypress React Angular Salesforce Tableau Confluence Slack Jira Amazon Cognito AWS Elemental MediaConvert Docker Compose HL7 FHIR Google Workspace Microsoft Office

AdoptingHL7 FHIR

What Caspar Health Is Building

◆Challenges

Re-audit and continuous compliance
Threat modeling and secure-sdlc gates
Third-party risk management for medical software
Clinics data integration problems
Secure data exchange across systems
Expanding clinic network
Interoperability of health systems
Secure data transmission
Data pipeline integration
Sales data management

▲Active Projects

Backend services and apis development
Api and services for caspar health app
Iso 27001 re-audit
Bsi c5 & bsi-tr 03161 compliance
Ai/llm governance
Data integration pipelines with external healthcare systems
Kis and hl7-based integrations
Digital patient care platform
Individualized training plan development
System integration and interoperability

Hiring Activity

Accelerating9 roles · 4 in 30d

Department

Engineering

Healthcare

Legal

Sales

Security

Seniority

Senior

Mid

C-Level

Intern

Lead

Notable leadership hires: Chief Information Security Officer, Engineering Team Lead

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About Caspar Health

Caspar Health delivers combined digital and in-person rehabilitation services to clinics across Germany. The platform consists of a mobile therapy application (React Native) that patients use to follow personalized exercise and recovery plans, paired with a clinical team of therapists, psychologists, and doctors who provide direct patient oversight and adjustment. The backend runs on AWS with PostgreSQL, using HL7 and FHIR standards to integrate patient data with existing healthcare systems at partner clinics. The company was founded in 2016 and currently operates with 51–200 employees based in Berlin, focused on expanding its clinic network while addressing interoperability challenges across fragmented healthcare IT environments.

HeadquartersBerlin, Berlin

Company Size51–200 employees

Founded2016

Hiring MarketsGermany

Frequently Asked Questions

What tech stack does Caspar Health use?

Backend: Ruby on Rails, PostgreSQL, AWS (Lambda, Cognito, MediaConvert). Frontend: React Native, React, TypeScript. Infrastructure: Docker, Kubernetes, Terraform. Healthcare standards: HL7, FHIR. Analytics: Tableau. Workflow: Jira, Confluence, Slack.

What is Caspar Health working on?

Digital patient care platform, individualized training plan development, HL7/FHIR healthcare system integrations, ISO 27001 re-audit and BSI compliance (C5, TR-03161), AI/LLM governance, third-party risk management, and data integration pipelines with external clinics.