Data Platform Developer

We are part of hiberus - one of the leading technology companies in Spain with a presence in over 14 countries, employing over 3,000 specialists and serving clients worldwide. We have many years of experience in IT, BI, project and enterprise management. We currently cooperate with prestigious institutions in banking, finance, insurance, pharmacy, health care, and tourism sectors in Poland and abroad.

• Minimum 3 years of professional experience in production environments.
• Strong knowledge of Apache Kafka, Kafka Streams, kSQL, and Kafka Connect.
• Strong knowledge of Java and Spring Boot.
• Experience with MongoDB and GraphQL.
• Basic knowledge of Apache Iceberg.
• Knowledge of Python.
• Experience with Prometheus, Grafana, and OpenTelemetry.
• Understanding of TLS, SASL, and ACLs.
• Experience working in Scrum/Kanban environments and with Jira/Confluence.

• Design and develop solutions based on Apache Kafka, Kafka Streams, and kSQL.
• Develop microservices using Java/Spring Boot.
• Develop and maintain Kafka Connect integrations and connectors.
• Build GraphQL APIs and work with MongoDB.
• Define and manage data schemas using Avro, Protobuf, and JSON Schema.
• Automate processes using CI/CD and DevOps practices.
• Implement monitoring and observability with Prometheus, Grafana, and OpenTelemetry.
• Optimize and maintain the Kafka environment.
• Collaborate with Data Engineering, DevOps, and Analytics teams in an Agile environment.