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Open since May 2026

Data Software EngineerActiveCampaign · Kraków

Data Software Engineer

KrakówHybridFull-time

AI Summary

Designs and builds high-throughput data pipelines and architectures, implements software engineering best practices, and collaborates with data science and AI teams to move models from research to production.

About this role

We’re looking for a Senior Software Engineer who views data through the lens of high-quality software engineering. You will design sophisticated data architectures and implement rigorous best practices to ensure that our systems are resilient and scalable. This is a multi-faceted role where you will build the software necessary to manage and move data across our organization.

What your day could consist of:

  • Architecting and Building Pipelines: Design, develop, and maintain high-throughput data pipelines to move and transform data across our ecosystem
  • Data Modeling and Schema Design: Execute DDL and DML operations to manage and optimize our data structures
  • Engineering Excellence: Implement rigorous software engineering best practices, including automated testing, CI/CD pipelines, managing infrastructure as code, and monitoring of system health
  • Collaboration: Partner with Data Science and AI teams to engineer feature stores and automated MLOps Pipelines, enabling AI models to move from research to production

    • Technical environment:

  • Databases: MySQL, Amazon Aurora, Amazon RDS, PostgreSQL
  • ata Storage and Analytics: AWS S3, Apache Iceberg, Snowflake, Apache Druid, Looker
  • Data Processing and Transformation: Apache Spark, DBT
  • Languages: Python (primary)
  • Infrastructure as Code: Terraform
  • Containerization and Orchestration: Kubernetes, Docker, Airflow

    • What is needed:

  • Engineering Experience: 4+ years professional software engineering experience, with a proven track record of building and maintaining production-grade data systems
  • Data Architecture Experience: Deep understanding of modern data stack components. You should be comfortable designing and building schemas that balance performance with scalability
  • Infrastructure: Proficient with managing your own infrastructure in code, using tools like Terraform
  • Software rigor: Strong background in software engineering best practices, including automated testing and CI/CD
  • Advanced SQL and Optimization: Expert-level SQL skills (especially MySQL); you don’t just write queries, you optimize for performance and scalability
  • Communication: You are able to have technical discussions internally as well as translate these ideas into non-technical conversations with stakeholders

    • Skills

    AirflowAmazon AuroraAmazon RDSApache DruidApache IcebergApache SparkAutomated TestingAWS S3CI/CDDbtDockerInfrastructure As CodeKubernetesLookerMySQLPostgreSQLPythonSnowflakeSQLTerraform

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