Senior Flink Engineer

Xebia is a global tech company with over 1,000 experts delivering cloud, data, and software solutions. Originating from two Polish companies, PGS Software and GetInData, Xebia works on projects across fintech, e-commerce, aviation, logistics, media, and fashion. Their clients include McLaren, Aviva, Deloitte, Spotify, Disney, ING, UPS, Tesco, Truecaller, AllSaints, Volotea, Schmitz Cargobull, Allegro, and InPost. They use modern open-source stacks and are partners of Databricks, dbt, Snowflake, Azure, GCP, and AWS.

• Strong hands-on experience with Apache Flink
• Solid experience with Flink SQL
• Practical knowledge of Java, especially in distributed/streaming systems
• Experience working with Apache Kafka
• Good understanding of Kubernetes
• Experience with Flink Kubernetes Operator
• Familiarity with pyFlink
• Ability to work independently and take ownership of technical solutions
• Strong problem-solving skills in complex distributed environments
• Good communication skills and collaborative mindset
• Fluent English
• Practical experience using AI-powered assistants (e.g. Claude Code, GitHub Copilot, Cursor) to improve productivity, quality, or decision-making in software delivery

Nice to have:

• Cloud-native environments, especially AWS
• Workflow orchestration tools such as Temporal
• Java ecosystem frameworks, including Spring Boot and Spring Batch
• Databases and storage technologies like PostgreSQL, Redis, or Neo4j
• Monitoring and observability tooling (Grafana, Prometheus)
• Logging and analytics platforms such as ELK Stack
• Experience applying GenAI in a structured way within the SDLC
• Interest in and familiarity with emerging AI-driven practices, including agent-based workflows and AI-augmented development

• Designing and implementing new functionalities for a real-time threat detection platform
• Building and extending streaming pipelines using Apache Flink
• Developing business logic mainly in Flink SQL, with critical components implemented using Java Datastream API
• Maintaining and troubleshooting production-grade distributed systems
• Improving platform performance, scalability, and reliability
• Supporting internal teams using the solution
• Evaluating new technologies and building proof-of-concepts for specific use cases
• Contributing to the continuous development of an internal platform for managing Flink SQL jobs
• Having opportunities to contribute to open-source projects

Work from the European Union region and a work permit are required.