Data Platform Developer-Analyst

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 cooperate with prestigious institutions in banking, finance, insurance, pharmacy, healthcare, and tourism sectors in Poland and abroad.

• Minimum 3 years of 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.
• Ability to analyze requirements and create technical documentation.
• Experience working in Scrum/Kanban environments and with Jira/Confluence.

• Analyze business requirements in cooperation with analysts and IT teams.
• Create functional and technical documentation and perform data mapping.
• Design Kafka topics, data schemas, and MongoDB structures.
• Design GraphQL models and Apache Iceberg tables.
• Develop microservices using Java/Spring Boot.
• Develop GraphQL services and Kafka Connect integrations.
• Create data transformations using SMTs and custom converters.
• Implement monitoring and observability using Prometheus, Grafana, and OpenTelemetry.
• Troubleshoot data flow and quality issues.
• Collaborate with Data Engineers, DevOps Engineers, Analysts, and Testers in an Agile environment.