Data Engineer

Madiff Polska

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Warszawa, Mazowieckie, pl remote Until 8/22/2026 First posted March 27, 2025 Last posted March 27, 2025
Job description

Main Resposibilities:

  • Design stable, reliable and effective databases, data processing pipelines and data streaming solutions.
  • Performance tuning, optimization and maintenance of data systems.
  • Modify databases and streaming systems according to specifications and perform tests.
  • Solve database usage issues and malfunctions.
  • Liaise with other developers to improve applications and establish best practices.
  • Gather user requirements and identify new features.
  • Develop technical and training manuals.
  • Provide data management support to users.
  • Ensure all database programs meet company and performance requirements.
  • Research and suggest new database products, services and protocols.

Requirements:

  • Minimum 4 years’ experience in a similar position within a dynamic and fast paced environment.
  • In-depth understanding of data management (e.g. permissions, recovery, security and monitoring).
  • Knowledge of software development life cycle.
  • Hands on experience with SQL.
  • Experience with data processing tools and creation of data pipelines (Spark, Hadoop, cloud native solutions, …).
  • Experience with ETL tools (preferably Oracle Data Integrator).
  • Familiarity with relational (preferably Oracle) and non-relational databases.
  • Experience with one or more of the major cloud providers (AWS preferably), knowledge of SaaS/PaaS futures.
  • Experience with CI/CD pipelines (e.g. Jenkins).
  • Familiarity with infrastructure as code software tools (e.g. Terraform).
  • Familiarity with data modelling concepts (Inmon, Kimball, Data Vault, …).
  • Excellent analytical and organization skills.
  • An ability to understand front-end users requirements and problem-solving attitude.
  • Excellent verbal and written communication skills.
  • Very good command of English.

Nice to have:

  • Understanding business needs, experience in cooperation with business, gathering business requirements, creating diagrams and documentation of mappings.
  • Experience in performance tuning.
  • Java/Python experience.
  • Knowledge of user interface web applications
  • Solid, competitive salary.
  • Work in multilingual, multinational and multicultural environment on international projects
About this role

Summary

Design, optimize, and maintain data systems and pipelines in a fast-paced environment

Job title

Data Engineer

Experience level

4+ years

Industry

software

Location requirements

Warszawa, Mazowieckie, Poland; on-site preferred

Salary

Not specified

Management role

No

Skills & keywords

Required skills

SQLdata processingETLcloud (AWS)data modelling

Preferred skills

performance tuningPythonJavaweb applications

Specializations

databasesdata pipelinesETLcloudSQL
Locations

Structured locations inferred from the posting.

Warsaw, Poland

On-site City