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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Data Engineer - **Company:** MDPI Poland - **Location:** Krakow am See, Germany - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Computing Platforms, C++ (Programming Language), Continuous Integration, Information Engineering, Data Infrastructure, Extract Transform Load (ETL), Data Warehousing, Relational Databases, Graph Database, Python (Programming Language), Open Source Technology, Standard Sql, Simple Data Format, Data Streaming, Data Logging, Data Processing, Istio, Data Lakes, Kubernetes, Information Technology, Data Pipelines, Dynatrace, Api Management, Docker, Microservices - **Published:** June 23, 2026 - **Apply:** https://www.xing.com/jobs/krakow-senior-data-engineer-155431393 ## About the Role * A university degree, at least Masters in Computer Science or a related science, technology or engineering field. * 5+ years of relevant experience in data engineering or data platform engineering roles * Deep Kubernetes knowledge: cluster operations, networking, storage, security * Expert-level Docker: security hardening, image optimization * Deep expertise in open-source query engine internals - query planning, cost-based optimization, connector development * Expert knowledge of open file formats - internals, trade-offs, and operational characteristics * Advanced microservice design: API contracts, service mesh, circuit breaking * Expert knowledge of observability: distributed tracing, metrics pipelines, SLO frameworks * Expert-level in Python and SQL * Proficiency in RDBMS * Experience with data orchestration tools * Expertise in data partitioning, incremental scalability, data quality, and governance * Strong teamwork and communication skills * Ability to work independently and manage your time effectively * Comfortable working in a diverse, international environment, * Experience in academia * PhD in a relevant field * Experience in C++ / Rust * Advanced CI/CD * Advanced IaC expertise * Understanding of document and graph databases ## Description Join our Kraków team as a Senior Data Engineer and help design, develop, and optimize our data infrastructure to drive organizational success! We are looking for aSenior Data Engineer with a Platform focusto take a leading role in the architecture and evolution of our internal Data Platform. You'll operate as a domain expert - designing scalable open-source platform infrastructure, defining standards adopted across the team, and mentoring engineers around you. This is a senior individual contributor role with real technical influence: you'll produce Architecture Decision Records, drive reliability initiatives, and shape the platform roadmap. At the same time, you'll stay close to the data engineering craft - contributing to data pipeline design, governance standards, data quality practices, and the broader data infrastructure that analysts and scientists depend on every day. This is a fully in-office role based in Kraków Responsibilities Platform Architecture & Infrastructure * Design scalable, resilient platform architectures using open-source technologies * Define IaC, Kubernetes, and Docker standards adopted across the platform team * Architect and deliver platform microservices with well-defined interfaces * Lead evaluation and adoption of open-source query engines and table formats * Define strategies for compute and storage * Design observability frameworks: metrics, tracing, and logging standards Data Engineering & Governance * Contribute to the design and implementation of data lakes, data warehouses, and ETL/ELT pipelines * Develop and maintain standards for data modelling * Implement standards for optimizing data pipelines to ensure seamless data flow and processing * Define and uphold data quality and governance standards * Create standards for integrating and processing data from multiple sources, ensuring consistency and accuracy * Collaborate with the Data Team and with the cross-functional teams. Work effectively within a diverse, international team spread across Switzerland, Poland, Serbia, and China. Leadership & Mentorship * Mentor junior and intermediate platform engineers, contributing to their technical growth * Conduct code and architecture reviews * Influence the platform roadmap with technically grounded proposals * Resolve technical conflicts constructively and facilitate cross-team collaboration ## Related Videos - [Modern Data Architectures need Software Engineering](https://www.wearedevelopers.com/videos/1030-modern-data-architectures-need-software-engineering) - [Rate-limiting using eBPF and Istio: How to protect your SaaS customers from themselves](https://www.wearedevelopers.com/videos/100220-rate-limiting-using-ebpf-and-istio-how-to-protect-your-saas-customers-from-themselves) - [The Power of Purpose: Unlocking Potential and Innovation](https://www.wearedevelopers.com/videos/1110-the-power-of-purpose-unlocking-potential-and-innovation) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [From Messy Queries to Scalable Systems - How Data Engineering actually works](https://www.wearedevelopers.com/videos/100203-from-messy-queries-to-scalable-systems-how-data-engineering-actually-works) - [Get started with securing your cloud-native Java microservices applications](https://www.wearedevelopers.com/videos/123-get-started-with-securing-your-cloud-native-java-microservices-applications) ## Related Articles - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [The Biggest German Tech Companies](https://www.wearedevelopers.com/magazine/424-the-biggest-german-tech-companies) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Data Analyst Salary Germany](https://www.wearedevelopers.com/magazine/277-data-analyst-salary-germany)