Big Data Engineer with Spark (f/m/x)

Technologies we use

About the project

Your responsibilities

• Design, develop, and maintain scalable data pipelines and processing systems
• Build efficient solutions for collecting, transforming, and integrating data from diverse sources
• Translate business and analytical needs into technical requirements and data models
• Optimize data workflows to ensure high performance, reliability, and resilience
• Develop and maintain Spark/Scala-based jobs for data ingestion and transformation
• Participate in code reviews and contribute to continuous improvement initiatives
• Work collaboratively within an Agile (Scrum) environment, delivering business value in short iterations
• Follow best engineering practices such as TDD, BDD, clean coding, and DevOps principles
• Create and maintain technical documentation and test plans

Our requirements

• Min. 5 years of professional experience in Big Data engineering, preferably in the banking or financial services sector
• Knowledge of Spark, SQL, and Java or Scala
• Working knowledge of additional tools and technologies such as Python, Java, Airflow, DevOps, CI/CD pipelines, APIs, microservices, and Git
• Excellent analytical and troubleshooting skills
• Strong communication and teamwork abilities
• Proactive, self-driven approach to work
• Ability to collaborate effectively with international teams across different time zones
• Solid organizational and prioritization skills
• Fluency in English and Polish, both spoken and written
• Open to a hybrid work model (2-3 days per week on-site)
• Residing in Poland required

This is how we work on a project

What we offer

• Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
• Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
• We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
• Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
• Comfortable workplace – class A offices or remote work
• Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
• PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
• Investment in your growth – meetups, webinars, training platform and technology blog – you choose
• Fantastic atmosphere created by all Sii Power People