Streaming Platform Engineer (Kafka/ Flink)

Cyclad works with top international IT companies to deliver cutting-edge technologies. The role involves working on a large-scale enterprise Kafka / Confluent platform powering over 478 AsyncAPIs and 750 production topics in a modern, event-driven ecosystem.

• 6-8 years of experience
• Expertise in Apache Flink (Flink SQL, stateful stream processing)
• Experience with Apache Kafka / Confluent (producers, consumers, Kafka Connect)
• Knowledge of Avro & Schema Registry (schema evolution, design)
• Proficiency with Kubernetes (deployments, troubleshooting)
• Experience with Flink Kubernetes Operator
• Strong understanding of event-driven architectures
• Very good English skills

Nice to have:

• AsyncAPI (v3)
• Kafka Connect custom SMT development (Java)
• XML / legacy data transformations
• GitOps / CI-CD (YAML, PR-based workflows)

• Design and implement stream processing solutions using Apache Flink and Flink SQL
• Develop and maintain filtering, projection, and join logic on streaming data
• Build and operate workloads using the Flink Kubernetes Operator
• Implement and maintain Kafka-based integrations, including producers, consumers, and Kafka Connect pipelines
• Design and evolve Avro schemas, ensuring compliance with schema evolution rules
• Integrate solutions with Confluent Schema Registry
• Develop and support Flink SQL rule framework and validation tooling
• Contribute to XML-to-Avro transformation mechanisms (including Kafka Connect SMTs)
• Collaborate with platform and domain teams in a shared ownership model
• Apply AI-assisted approaches across design, implementation, and delivery lifecycle
• Troubleshoot and optimize deployments in Kubernetes environments
• Support CI/CD and GitOps practices for rule deployment and configuration management

Only candidates with citizenship in the European Union and residence in Poland are eligible to apply.