Backend Developer

2 weeks ago

Thessaloniki, Central Macedonia, Greece ProGnosis Biotech Full time €40,000 - €60,000 per year

BACKEND DEVELOPER

Prognosis Biotech, a dynamic and growing biotechnology company, is seeking a motivated and technically skilled Backend Developer to join our technical team in Thessaloniki, Greece.

THE ROLE:

As a Backend Developer, you will play a key role in transforming our legacy LabVIEW-based system into a modern desktop application using JavaScript/TypeScript. You will work closely with software engineers, hardware specialists, and product owners to deliver a next-generation lab tool for diagnostic testing and data analysis.

RESPONSIBILITIES:

  • Redesign and modularize existing LabVIEW system using JavaScript/TypeScript ).
  • Contribute to backend development of a desktop app (Electron or similar frameworks).
  • Develop hardware communication protocols (USB/RS232/Bluetooth).
  • Integrate image analysis workflows using OpenCV or external Python/C++ modules.
  • Design local REST APIs for communication between desktop, mobile, and cloud platforms.
  • Manage local data persistence (SQLite) and structured exports (JSON, CSV, PDF).
  • Implement authentication and session management (cookies, JWT) with offline support.
  • Package the app for Windows (future support for macOS/Linux).
  • Collaborate with QA, hardware, and frontend teams.

REQUIREMENTS:

  • 3+ years of experience with and TypeScript in backend or data-intensive applications.
  • Experience with desktop applications (Electron, Tauri, etc.).
  • Knowledge of image processing workflows , Python/C++ modules).
  • Proficiency in local databases (e.g., SQLite) and REST API design.
  • Familiarity with Git and version control best practices.

WE WILL APPRECIATE IT IF YOU HAVE:

  • Experience with Bluetooth or serial communication in
  • Understanding of real-time technologies (Socket.IO, WebSocket).
  • Experience integrating native Python/C++ modules into JS environments.
  • Previous experience in medical or laboratory applications.
  • Familiarity with regulated environments.

WHAT WE OFFER:

  • Competitive compensation based on experience and qualifications.
  • Structured onboarding and continuous technical training.
  • Collaborative and supportive work environment.
  • Opportunity to contribute to innovative diagnostic software tools.
  • Career development in a fast-growing international biotech company.

To apply, please send your CV, GitHub/portfolio and a brief introduction to:
-

Subject line: "Backend Developer – Thessaloniki"

Job type: Full-time

Location: Thessaloniki, Greece (On-site)

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