Backend Developer

Probatix

Backend Developer responsible for developing and optimizing Probatix's lab diagnostics platform using PHP and Symfony. Collaborating with Product and Frontend teams to deliver high-quality APIs.

Posted 4/12/2026full-timeBerlin • 🇩🇪 GermanyJuniorMid-LevelWebsite

Tech Stack

Tools & technologies

CloudDockerKubernetesNGINXPHPReactSymfony

About the role

Key responsibilities & impact

Development & optimization: Backend development with PHP 8, Symfony 7 and API Platform.
Integrations & data flows: e.g., Mirth Connect, HL7, FHIR — building robust, secure interfaces.
API design: Building and evolving internal and external APIs (versioning, authentication, rate limiting).
Collaboration: Close cooperation with Frontend (React) and Product teams; well-defined interfaces and clear handovers.
Quality: Unit and integration tests, code reviews, clean code practices and security best practices.
DevOps & infrastructure ownership: CI/CD, containerization (Docker), orchestration (e.g. Kubernetes), Infrastructure as Code, observability (logs, metrics, tracing), alerting and incident handling.

Requirements

What you’ll need

At least 2 years of experience as a Backend Developer in a production environment (ideally in digital health or other regulated domains).
Strong knowledge of PHP 8, Symfony 7 and modern API development.
Practical experience with system integrations and healthcare standards (HL7, FHIR) as well as web stack components (nginx).
Hands-on experience with CI/CD, Docker/Kubernetes, cloud infrastructure, IaC, monitoring and alerting.
Ownership mindset: you take responsibility, provide clarity and deliver reliably.
Open and constructive communication, high quality standards, and the drive to move things forward.

Benefits

Comp & perks

We are not a typical startup — we are self-funded.
Key role in a self-financed company with a clear mission and short time-to-impact.
Ownership instead of micromanagement: real decision-making freedom and direct influence on architecture, roadmap and operations.
Work setup: modern office in Berlin (hybrid possible), focused collaboration and low bureaucracy.
Room to shape standards — from coding guidelines to infrastructure blueprints.
Dog-friendly workplace — you can bring your four-legged friend!

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

PHP 8Symfony 7API developmentMirth ConnectHL7FHIRCI/CDDockerKubernetesInfrastructure as Code

Soft Skills

ownership mindsetopen communicationconstructive communicationhigh quality standardsresponsibilityclarityreliabilitycollaborationdrive to move things forward