Senior Backend Developer

• 100% remote

• Budget: up to 160 PLN net/hour (B2B)

This is a product that makes a real difference. It is used by hospitals and laboratories to generate reports that help oncologists select personalised cancer treatments. The code you write can have a tangible impact on clinical decisions and patients’ well-being.

Responsibilities

• Developing and maintaining the application’s backend in Java and Spring as part of a mature, commercial clinical product used by hospitals and laboratories.

• Designing, implementing and optimising services and APIs supporting the interpretation of NGS sequencing data and the generation of clinical reports.

• Working with a PostgreSQL database — designing schemas, writing and optimising queries, and ensuring data integrity and performance.

• Developing and maintaining applications in the AWS cloud environment, using containerisation with Docker.

• Working with an existing codebase that has been under development for several years — analysing, refactoring and safely introducing changes to the legacy system.

• Collaborating within an Agile/Scrum team — participating in planning, reviews and daily stand-ups, and managing code using Git/GitHub.

• Ensuring the quality, reliability and security of solutions in accordance with the requirements for software used in the medical sector.

Must-have

• Java

• Spring

• AWS

• Docker

• Git/GitHub

• PostgreSQL

• Knowledge of Agile methodologies, particularly Scrum