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September 7, 2026

Scala Spark Developer

Mid • On-site

Krakow, MA, Poland

Description

Design, develop, and maintain scalable data pipelines using Scala Spark in Google Cloud Platform (GCP).

Analyze data in large-scale Datalakes and validate tests using Apache Airflow.

Collaborate with global teams (onsite and remote) to deliver solutions in a Scrum/Agile environment.

  • Refine technical backlog items and support Product Owners in prioritization.
  • Perform standard code maintenance: testing, refactoring, and debugging.
  • Share knowledge across teams and participate in the end-to-end product development cycle, including production releases.
  • Challenge existing processes while adhering to regulatory and industry standards.

Requirements

  • Strong proficiency in Scala and Spark.
  • Experience with GitHub, Jira, and Confluence.
  • Familiarity with Apache Airflow and basic Python.
  • Hands-on experience working in a Scrum framework.
  • Excellent English communication skills, including discussions and presentations.

Nice to have

  • Experience with GCP and other major cloud providers, including Azure and AWS.
  • Knowledge of JUnit, TDD, BDD, and Jenkins.
  • Familiarity with Clean Code, SOLID, KISS, DRY, and design patterns.
  • Experience with Elasticsearch.
  • Secure coding certifications, such as Secure Code Warrior.

We offer

  • Full-time employment contract.
  • Hybrid work model.
  • Stable and long-term cooperation.
  • Well-defined career path.
  • Participation in conferences, trainings, workshops, and integration meetings.
  • Certification and training opportunities.
  • Opportunity to relocate and work in different branches.
  • Opportunity to engage in a subsequent project after completion of the current project.
  • Introduction and cooperation with a dedicated Competences Manager.

Benefits

  • Medicover medical care.
  • Medicover dental care.
  • Medicover Benefits platform.
  • Medicover Sport card.
  • Referral Program.
  • Layette for a newborn employee’s child.
  • Group life insurance.
  • Pension scheme.

B2B or contract-of-mandate cooperation

B2B or contract-of-mandate cooperation is also available. Under this arrangement, you may have the opportunity to:

  • Access the Medicover Sport program on a self-funded basis.
  • Access the Medicover Platform.
  • Access an Allianz insurance option on a self-funded basis.
  • Receive expert support from Competences Center and Practices & Expertise functions.
  • Support additional business initiatives, including PoCs, client engagements, and technical assessments, under a separately agreed scope.
  • Access professional certifications with technology partners, such as Google and ISTQB.
  • Participate in relevant industry events.
  • Participate in the Knowledge Sharing Program.
  • Participate in the Referral Program.
  • Continue cooperation through subsequent projects after completion of the current project.

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