Senior Data Engineer

Heineken; Kraków; On-site; PLN 240,000 - 360,000; Full time

Job summary

Heineken Kraków Digital & Technology Team is seeking a Senior Data Engineer to lead the Data Foundation scope. You will shape data platforms, guide engineers, and translate business requirements into robust data solutions across our tech stack.

You will ensure architecture alignment, drive DevSecOps, and collaborate with cross-functional teams to deliver high-quality data products within SLAs. Direct reporting to the Data Engineering Lead.

Qualifications

• 8+ years of experience in Data Engineering with data integration, ETL and warehousing.
• Proficient in Python and SQL, with big data, streaming and MPP knowledge.
• Hands-on with cloud platforms (AWS/Azure/GCP) and compute/storage like Databricks, BigQuery, Snowflake.

Responsibilities

• Coach and mentor Data Engineers in scalable data solutions and pipelines.
• Lead end-to-end development of data platforms, ensure SLAs and quality.
• Collaborate with Product Owner, Architects and DevOps to deliver data products.

Skills

Python

SQL

Big data processing

Cloud platforms AWS/Azure/GCP

Data integration & ETL

Data warehousing

CI/CD

Pyspark

Tools

Databricks

BigQuery

Snowflake

Azure Data Factory

Azure Synapse

Apache Kafka

Job description

Digital & Technology Team (D&T) is an integral division of HEINEKEN Global Shared Services Center. We are committed to making Heineken the most connected brewery. That includes digitalizing and integrating our processes, ensuring best-in-class technology, and embedding a data-driven culture. By joining us you will work in one of the most dynamic and innovative teams and have a direct impact on building the future of Heineken!

As the Senior Data Engineer in the Data Foundation scope, you have in-depth knowledge of the technical details and how the products work, and you will act as an expert in the team responsible for the technical configuration, development and integration of products and platforms based on our tech stack, used by specific business processes across OpCos, to better serve their customers.

You will provide expert guidance and ensure alignment with architecture and business objectives and ensure on‑time delivery. You drive the end‑to‑end operations of the platforms, keeping them streamlined, structured, and within service level agreements. You will collaborate closely with other cross‑functional teams for efficient development pipelines. You will work directly with the Product Owner(s) and Product Architect(s), receiving pre‑defined business requirements and translating them into technical specifications and services in line with overall engineering standards and roadmaps.

You will be expected to implement new features, deliver high quality code, follow agile methodologies and be a team player. The most important part is to be part of the team effort towards value‑driven outcomes and the successful completion of tasks. Your proactive approach will be key in maintaining comprehensive documentation and collaborating with your team members through offering help, raising questions and actively taking part in all activities. You will serve as a key contributor in refining and driving excellence in engineering practices to deliver high‑quality solutions throughout the software development lifecycle in our Data landscape.

The role reports directly to the Data Engineering Lead.

Responsibilities

• Coaching and mentoring individual Data Engineers in designing, developing, and delivering scalable, reliable, and high performing big data solutions.
• Coaching and mentoring the design, development, and maintenance of scalable data pipelines and ETL processes. Monitor and optimize data infrastructure performance, identifying and resolving bottlenecks and issues.
• Coaching and mentoring the team from a technical standpoint, and drive operational excellence, including code reviews, design reviews, testing, and deployment processes.
• Being an individual contributor (~60%) engineering the software products/solutions, jointly with the team.
• Ensuring that the team adheres to coding standards, best practices, and architectural guidelines, oversee team spirit and performance, and guide and mentor team members.
• Overseeing the implementation of the technical architecture, solving immediate technical challenges.
• Ensuring that the execution of DevSecOps is in place in the team's daily work.
• Inspiring, advising and driving the selection of development approach.
• Coordinating software development and addressing technical debt in the team.
• Supporting onboarding, mentoring and developing top engineering talents, fostering a culture of learning, collaboration, and continuous improvement.
• Taking lead when needed in technical discussions with other teams/departments and overseeing state‑of‑the‑art quality of the stack.
• May be involved in cross‑functional discussions, representing the domain in broader technical discussions across domains.
• Being responsible for designing and improving processes that enhance efficiency and quality.
• Communicating with Engineering Manager, Product Owner and Scrum Master to align on project/sprint goals, timeline and resource allocation.

Qualifications

• 8+ years of experience in Data Engineering, with a strong understanding of data integration, ETL processes, and data warehousing.
• Hands‑on experience and in-depth knowledge of the technologies:
  • Proficiency in programming languages such as Python, SQL, and experience with big data technologies like Massive Parallel Processing (MPP) and streaming.
  • Cloud platforms (e.g., AWS, Azure, GCP) and compute/data storage solutions (e.g., Databricks, BigQuery, Snowflake).
  • CI/CD processes and tools, including Azure DevOps, Jenkins, and Git, to ensure smooth and efficient deployment of data solutions.
  • APIs to push and pull data from data systems and Platforms.
  • Understanding software architecture High level Design documents and translating them to developmental tasks.
  • Pyspark.
  • Microsoft data stack such as Azure Data Factory, Azure Synapse, Databricks and Fabric / PowerBI.
  • Apache Kafka or similar.
  • Data Modelling & Architecture.
  • ETL pipeline design.
• Strong understanding and implementation of software development principles, coding standards, and modern architecture.
• Familiarity with data governance and compliance standards.
• Hands‑on experience in implementing and managing End-to-End DataOps / Data Engineering projects in a team.
• Proven ability to lead software development teams of engineers with varying experience and adapt to team sizes from small to large.
• Experience in working in diverse projects with varying technologies, products, and systems.
• Strong problem‑solving skills and ability to make critical technical decisions.
• Ability to guide/mentoring other team members.
• Effective communication and interpersonal skills, with the ability to collaborate with technical and non‑technical stakeholders.
• Proven ability to demonstrate that you can work independently and be a self‑starter.
• Pragmatic, and collaborative team player.

Nice to have

• Logging and Monitoring using Azure / Databricks services.
• Experience with machine learning and AI technologies.

Whistleblowing

At HEINEKEN Kraków, we take integrity and ethical conduct seriously. If someone has concerns about a possible violation of legal regulations indicated in Polish Whistleblowing Act or our Code of Business Conduct, we encourage them to speak up. Cases can be reported to global team or locally in line with the local HGSS Whistleblowing procedure by selecting proper option in this tool or by communicating it on hotline.