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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on a modern analytical data platform with emphasis on data modelling. Key skills include Data Vault 2.0, Star Schema, 3NF and experience with JSON and XML formats. Responsibilities cover designing conceptual and physical data models, collaborating with architects and analysts, and ensuring data quality and consistency. Offered benefits include medical care, Multisport card, and insurance.
from: 14 September 2026
to: 14 October 2026
20 000 - 23 000 złnet (+ VAT)/ mth.B2B contract (full-time)
Offer parameters
level:senior
working mode:hybrid
location:Kraków, Lesser Poland
Kraków, Lesser Poland
Requirements
Expected technologies
JSON
XML
Optional technologies
AWS
Microsoft Azure
Google Cloud Platform
Hadoop
Spark
• Python
Operating system
Windows
Our requirements
- Deep expertise in data modelling, including conceptual, logical, and physical model design for both operational and analytical environments.
- Proficiency in data modelling techniques, including Data Vault 2.0, Star Schema (dimensional), and 3NF.
- Hands-on experience with data profiling, data analysis, and handling structured and semi-structured formats (JSON, XML).
- Strong communication skills with the ability to explain complex modelling concepts to both technical and non-technical stakeholders, influencing decision-making and sign-off processes.
- Knowledge of data governance principles, metadata management, and data quality frameworks.
Optional
- Experience with cloud data platforms (AWS, Azure, or Google Cloud).
- Python scripting skills for automation and data analysis.
- Familiarity with big data technologies (Hadoop, Spark).
- Exposure to banking industry standards/models (BIAN, FSDM, FIBO, SWIFT, BDW) or experience designing enterprise-level data models.
Your responsibilities
- Develop conceptual, logical, and physical data models to support operational and analytical needs.
- Translate business requirements into robust data modelling solutions, ensuring alignment with data architecture principles and standards.
- Collaborate with data architects, data engineers, and source system experts to gather detailed data requirements and validate design assumptions.
- Define source-to-target mappings, data integrity checks, and data quality rules as part of the design process.
- Participate in architecture and design discussions, contributing to standards and best practices for data products.
- Guide Data Analysts in performing data profiling and directed data analysis to support model design.
- Support continuous improvement initiatives, enhancing automation, data quality, and modelling frameworks.
- Stay current with emerging data technologies, modelling techniques, and industry developments.
- Note: Detailed project information will be shared during the recruitment process.
About the project
We are seeking an experienced Data Modeller to design, develop, and maintain data models supporting a modern analytical data platform. This is a pivotal role that involves collaborating with data architects, engineers, analysts, and business stakeholders to ensure consistent, high-quality data solutions.
You will be responsible for translating business and technical requirements into scalable, efficient data models while ensuring adherence to data governance, integrity, and quality standards. This is an excellent opportunity for a data professional passionate about data architecture, modelling best practices, and enabling data-driven decision-making at scale.
Sounds like your kind of challenge?
This is how we organize our work
This is how we work
agilescrum
This is how we work on a project
- Continuous Deployment
- Continuous Integration
Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.
What we offer
- Flexible cooperation model
- Hybrid work setup – 2 times a week from the office
- Collaborative team culture – work alongside experienced professionals eager to share knowledge
- Continuous development – access to training platforms and growth opportunities
- Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
- High quality equipment – laptop and essential software provided
Benefits
- sharing the costs of sports activities
- private medical care
- sharing the costs of professional training & courses
- life insurance
Mindbox Sp. z o.o.
At Mindbox, we connect top IT talents with technology projects for leading enterprises across Europe.
Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make sure you have the tools, flexibility, and guidance to do your best work – and to keep moving forward in your career.
Data Modeller
20k–23k zł / mth. (B2B)
I apply to:
Mindbox Sp. z o.o.
Kraków, Lesser Poland
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