Senior Python Developer

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Ready for a new beginning?

Develocraft is looking for a Senior Python Developer to be a part of an international team working on data platforms and product insights in a cloud native environment.


  • Building and supporting data ingestion and processing pipelines. ETL of ‘big data’ from a wide variety of sources, both batch and streaming, using the latest data frameworks and technologies, along with real time monitoring dashboards and alerting.
  • Assembling large, complex data sets that meet functional and non-functional business requirements.
  • Partnering with product to ensure build out of Data Dictionaries, ensure detailed documentation and knowledge around data assets, metrics and KPIs.
  • Warehousing this data, building data marts, data aggregations, metrics, KPIs, business logic that leads to actionable insights into our product efficacy, marketing platform, customer behavior, retention etc.


  • Minimum 4+ years of experience in Python and SQL
  • Experience with building ‘big data’ data pipelines with distributed frameworks like Apache Spark, Dataflow etc. along with workflow automation & scheduling frameworks like Apache Airflow
  • Experience with Building DataMarts in OLAPs, assembling large and complex data sets that meet functional / non-functional business requirements, Data modeling & cataloging
  • Knowledge of SQL & distributed NO-SQL datastores (DBA level) eg. Postgres, MongoDB, BigQuery, Cassandra etc.
  • Experience in building enterprise scale software using Java/Scala/C#/F#, Docker, Kubernetes etc.
  • English min B2


  • 20 days vacation
  • Short recruitment process and contract for an indefinite period,
  • Bonus ~up to 9600 PLN of year remuneration and Employee Stock Ownership Plan (2500 USD)
  • English lessons, Online Platforms for self-development, training and conference budget,
  • Private medical care, Insurance, Multisport Card, paid volunteering leave


  • 16,000 - 21,000 PLN net