Streaming Platform Engineer (Kafka/ Flink)

Expected, Apache Flink, Apache Kafka, Kubernetes, Confluent

Optional, Kafka, XML, Java

Operating system, Windows

About the project, In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future. We are seeking an experienced Streaming Platform Engineer to join large-scale enterprise Kafka / Confluent platform powering 478+ AsyncAPIs and 750+ production topics in a modern, event-driven ecosystem. You will work in a shared responsibility model, contributing to both central platform capabilities and domain-driven topic ownership alongside Producers and Consumers. The main goal is to enhance the platform by introducing: content-based filtering, payload projection and topic joins (extending beyond current header-only filtering)., , Project information:, , Type of project: IT services, Office location: Warsaw, Poland, Work mode: Remote from Poland, Budget: 150-170 PLN net/ h- b2b, Project length: Tiill the end of 2026, possible to extend it, Only candidates with citizenship in the European Union and residence in Poland, Start date: ASAP (depending on candidate’s availability)

Your responsibilities, 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 (agentic engineering) 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

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

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

This is how we work, at the client's site, you focus on a single project at a time, you have influence on the technological solutions applied, agile, scrum

Team members, fullstack developer, project manager, SAP specialist

This is how we work on a project, documentation, issue tracking tools, testing environments

Development opportunities we offer, development budget, intracompany training, mentoring, substantive support from technological leaders, technical knowledge exchange within the company

What we offer, Remote working model, Dynamic and innovation-driven engineering environment, Full-time job agreement based on b2b, Private medical care with dental care (covering 70% of costs), Multisport card (also for an accompanying person), Life insurance

Benefits, sharing the costs of sports activities, private medical care, sharing the costs of professional training & courses, life insurance, remote work opportunities, flexible working time, dental care, extra social benefits

Recruitment stages, Introductory call, Technical / project interview, Final client discussion

Cyclad, In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting edge technologies that shape the world of the future.

This is how we work,