Data Modeller

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe.

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?

What you’ll be doing

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.

What you get in return

Flexible cooperation model – choose the form that suits you best
(B2B, employment contract, etc.)
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

Who we’re looking for

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.

Nice to have:

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.

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.

Data Modeller

Kraków

B2B

1000 - 1150 PLN net/MD + VAT

Apply for position

I will handle your recruitment

Marek Lemański

SUPPORT & BENEFITS

Private healthcare

Fast access to doctors and medical tests.

Mindbox fully covers the individual package. You can extend the coverage to your partner and family on preferential terms. A wide network of medical providers and clear rules for everyday use.

Multisport

Energy that pays off.

We cover 50% of the card cost. You get access to thousands of sports facilities across Poland, plus a convenient mobile app. Additional cards for family members are available.

Training & development

Practical support for your career growth.

We co‑fund courses, certifications and conferences under a clear Training Policy. You also get access to a library of recorded webinars and trainings – available whenever you need them.

Eyewear or contact lenses co‑funding

Clear vision means comfortable work.

Up to PLN 500 every two years, with an additional PLN 300 available in justified cases. Simple reimbursement, regardless of your form of cooperation.

Group life insurance

Real protection from day one.

Option I is fully funded by Mindbox, Option II is co‑funded. You can include your partner and adult children, with coverage that also applies to treatment and hospitalisation abroad.

Ongoing support from the Talent Network Development

You’re not on your own in a project.

Regular contact, quick response and a partnership‑based approach. You focus on your work — we help take care of the rest.

Regular integration meet‑ups

Relationships that work beyond the project.

Cyclical meet‑ups for contractors in major cities across Poland. A space to talk, exchange experience and stay in real contact with the Mindbox team.

Annual company‑wide integration

One event. The whole community.

A two‑day company gathering with accommodation, transport and a full activity programme. Time to connect teams from across Poland and build shared experiences.