Senior Python Backend Engineer – Data / GCP
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- Design, implement and maintainApache Airflow DAGs
- Manage and optimizeGoogle Cloud Composerenvironments
- Develop Python backend services andREST APIs
- UsePydanticfor schema modelling, validation and type enforcement
- Build integrations between pipelines and backend services through APIs
- Handle authentication, retries, idempotency and standardized response models
- Develop reusable Airflow operators, hooks and utilities
- Work withBigQuery, GCS, Pub/Sub, IAM and Cloud Functions
- Implement logging, monitoring, alerting and testing
- Troubleshoot production issues and perform root-cause analysis
- Collaborate with Data Engineering, Platform and Product teams
Our requirements
- Hands-on Apache Airflow + Google Cloud Composer experience
- Hands-onPydanticexperience
- Airflow: DAGs, operators, sensors, hooks and XComs
- GCP: BigQuery, GCS, Pub/Sub, IAM and Cloud Functions
- OAuth2, JWT and API-key authentication
Optional
- GraphQL
- Development of reusable Airflow components/frameworks
- Strong production troubleshooting and observability experience
- At Square One Poland we link IT experts with the business. With over 25 years of experience, we specialize in recruitment processes on a global scale. Despite years of experience, we still have a startup DNA and this is our advantage. Our offices are located in London and Warsaw, however, we can reach clients from all over the world, from start-ups to big worldwide corporations.
Senior Python Backend Engineer – Data / GCP, Warszawa