Data Engineer

Datumo specializes in providing Big Data and Cloud consulting services to clients primarily in Western Europe, Poland, and the USA. Core industries supported include e-commerce, telecommunications, and life science. The company undertakes highly demanding projects and focuses on long-term team member engagement and continuous challenge discovery.

• At least 3 years of commercial experience in Big Data
• Proven record with a selected cloud provider (GCP preferred, Azure or AWS)
• Strong knowledge of Python and SQL
• Good knowledge of JVM languages - Scala, Java, or Kotlin
• Understanding of Apache Spark or similar distributed data processing framework
• Experience with data warehousing solutions (BigQuery, Snowflake, Databricks)
• Proven collaboration with business stakeholders
• English proficiency at minimum B2 level; proficient in Polish

Nice to have:

• Familiarity with Apache Airflow or similar pipeline orchestrator
• Knowledge of Apache Kafka, Docker, and Kubernetes
• Knowledge of real-time data processing
• Experience in Machine Learning projects
• Experience in Apache Flink
• Willingness to share knowledge via conferences, articles, or open-source projects

• Designing and implementing Big Data systems following best practices
• Ensuring solution quality through automatic tests, CI/CD, and code reviews
• Collaborating with business teams