👉 Senior Data Engineer

🟣 You will be: • developing and automating tools within the Data Platform, including: clickstream data processing, building and evolving an ID Graph service, implementing and enhancing Self-Service Analytics solutions, • designing, building, and maintaining effective streaming data pipelines, • supporting product, engineering, and analytics teams in building data-driven products and services, • solving technical and analytical issues reported via internal communication channels (e.g. Slack, email, incident management tools), • applying software engineering best practices such as Clean Code, TDD, and CI/CD, • participating in an on-call / incident response rotation. 🟣 Your profile: • strong commercial experience as a Senior Data Engineer, • very good programming skills in Python and one of JVM languages: Java, Kotlin, or Scala, • proven experience in building and maintaining streaming data pipelines, • hands-on experience with Google Cloud Platform, especially BigQuery, Cloud Composer, Dataproc, Dataflow, Cloud Run, • advanced knowledge of SQL and dbt, • solid understanding of software engineering best practices: TDD, Clean Code, CI/CD pipelines, • very good command of Linux/Unix environments, • experience with Docker and daily use of Git or other version control systems, • strong teamwork skills and a proactive, positive attitude, • fluent Polish and English at B2+ level, • readiness to participate in an on-call rotation (24/7, 7 dys per week / every 5-8 weeks) • 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: • experience with Spring Framework, • knowledge of Apache Beam, Scio, and Google Dataflow, • practical experience with Apache Flink, • experience with Infrastructure as Code, especially Terraform, • experience with Spark or PySpark (not necessarily in a Hadoop environment), • experience applying GenAI in a more structured way within the SDLC, including defined workflows, prompt patterns, or tool integrations embedded into daily work, • interest in and familiarity with emerging AI-driven practices (e.g. agent-based workflows, automation patterns, AI-augmented development), with a willingness to explore and experiment beyond standard approaches. Work from the European Union region and a work permit are required. 🟣 Recruitment Process: CV review – HR Call – Interview – Client Interview – Decision 🎁 Benefits 🎁 ✍ Development: • development budget of up to 6,800 PLN, • we fund certifications e.g.: AWS, Azure, ISTQB, PSM, • access to Udemy, Safari Books Online and more, • events and technology conferences, • technology Guilds, • internal training, • Xebia Library, • Xebia Upskill. 🩺 We take care of your health: • private medical healthcare, • multiSport card - we subsidise a MultiSport card, • mental Health Support. 🤸‍♂️ We are flexible: • flexible working hours, • B2B or permanent contract, • contract for an indefinite period.