Python Backend Developer – File Processing

payabl.

Mid-Level Backend Developer supporting legacy migration to Python in fintech file processing. Collaborate with teams on data pipelines and operational reliability for financial orchestration.

Posted 6/22/2026full-timeRemote • 🇵🇱 PolandMid-LevelSeniorWebsite

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

PythonPerlworkflow orchestrationdata ingestionrelational databasesMySQLloggingalertingclean codeproblem solving

Soft Skills

collaborationcommunicationanalytical skillscuriosity

Tools & Technologies

PrefectAirflowGrafanaCloudWatchAWSS3Lambda

Industry Keywords

system implementationoperational reliabilitydata transformationagile sprints

Tech Stack

Tools & technologies

AirflowAWSGrafanaMySQLPerlPython

About the role

Key responsibilities & impact

System Implementation: Support the re-architecture of legacy Perl batch jobs into modern, maintainable Python services.
Operational Reliability: Assist in implementing workflow orchestration (Prefect/Airflow) to ensure safe job re-runs and system stability.
Observability: Help instrument our services with logging and alerting (Grafana/CloudWatch) so we can monitor systems without direct production access.
Data Transformation: Work on data ingestion pipelines, moving raw data to S3 and transforming it into relational database records.
Collaboration: Participate in agile sprints and maintain clear English communication with the team and stakeholders.

Requirements

What you’ll need

Python Expertise: 3+ years of backend development experience with Python.
Orchestration Exposure: Familiarity or hands-on experience with orchestration tools like Airflow or Prefect.
AWS Fundamentals: Exposure to AWS services such as S3 and Lambda.
Databases: Experience with relational databases, specifically MySQL.
Clean Code: You write intentional, human-readable code and can explain your implementation choices without relying on AI.
Curiosity for Product: You care about the business logic and "why" behind the code, especially regarding payment flows and reconciliation.
Problem Solving: Strong analytical skills and a proactive approach to troubleshooting.

Benefits

Comp & perks

Grow with Us: Annual Learning Budget for professional development (eligible after probation)—because your growth is our growth.
Celebrate Together: We bring colleagues from all offices together for unforgettable company celebrations.
Global Collaboration & Events: Opportunities to participate in international company events and initiatives, connecting with colleagues from all regions and contributing to a truly global community