Senior Data Engineer (Python, Databricks)
Technology
CraftwareWarszawa, Polska160 zł - 200 zł /hora2 tygodni temuDo 14.12.2026
Pełny etatPełni zdalna
Opis stanowiska
Craftware is a technology company of over 500 experts, empowering large organizations to solve complex business challenges with modern IT solutions - from sales systems and automation to data platforms and AI. We operate where technology must be reliable, secure, and scalable. We deliver end-to-end projects: from analysis and architecture through implementation to development and maintenance. We are a trusted partner of industry leaders such as Salesforce, Veeva, UiPath, and Databricks.
Model: remote
Engagement:: full-time
Responsibilities
- Build and maintain DAB pipelines and YAML-based transformation configuration; migrate toward native Databricks Asset Bundle patterns
- Keep DEV / QAS / PRD environments consistent and drift-free across delivered markets
- Assess new data sources before sprint commitment — shape, volume, quality risks — and write feasibility notes that gate scope entry
- Develop PySpark transformations across Raw, Quality Integration, and Curated zones following CDA layer standards
- Define and run data reconciliation and acceptance criteria so business users aren't the primary quality gate at UAT
- Azure Databricks & PySpark — senior hands-on: jobs, clusters, Unity Catalog, transformation logic, unit testing
- Delta Lake — schema evolution, MERGE, time travel; DAB — YAML config and bundle deployment
- SQL — advanced; able to read 10-year-old stored procedures without help
- CI/CD — Azure DevOps, Git branching strategy, PR discipline — practised, not theoretical
- Ability to profile source data, define acceptance criteria, and take a data problem from source assessment to UAT sign-off — without a BA intermediary
- Comfortable with incomplete documentation and evolving scope — you document decisions so others don't need a handover call
- B2B contract
- Fully remote service delivery
- Broad range of projects (internal, international) - genuine variety of clients and tasks
- Budget for skills development and certifications as part of the collaboration
- Regular collaboration reviews and discussion of project scope
- Additional benefits available as part of the collaboration
- Networking and team-building events for project teams
Keywords
PythonPySparkDatabricksSQLCI / CDSCHEMADevOpsUnit TestingUnityYAMLGitCI/CD
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