Python Backend Developer (File Processing)

We're powering the growth of merchants by helping them take payments easily, securely and globally.

• 3+ years of backend development experience with Python.
• Familiarity or hands-on experience with orchestration tools like Airflow or Prefect.
• Exposure to AWS services such as S3 and Lambda.
• Experience with relational databases, specifically MySQL.
• Ability to write intentional, human-readable code and explain implementation choices without relying on AI.
• Interest in business logic, especially payment flows and reconciliation.
• Strong analytical skills and a proactive approach to troubleshooting.

• Support the re-architecture of legacy Perl batch jobs into modern, maintainable Python services.
• Assist in implementing workflow orchestration (Prefect/Airflow) to ensure safe job re-runs and system stability.
• Help instrument services with logging and alerting (Grafana/CloudWatch) for monitoring without direct production access.
• Work on data ingestion pipelines, moving raw data to S3 and transforming it into relational database records.
• Participate in agile sprints and maintain clear English communication with the team and stakeholders.

This is a fully remote role for candidates based in Poland. Relocation support to Cyprus is provided with specific working arrangements discussed during the hiring process.