Data Scientist

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

Do you want to work on end-to-end projects that truly impact business decisions? We’re looking for a Data Scientist who can turn data into real business value and implement innovative solutions.

Sounds like your kind of challenge?

What you’ll be doing

Design and implement machine learning models (predictive, classification, segmentation, recommendation, optimization, NLP).
Perform data analysis, exploration, and prepare datasets for modeling.
Prototype and test analytical approaches.
Develop and deploy production-grade ML solutions.
Collaborate with clients: requirements analysis, presenting concepts and results.
Stay up to date with new technologies, libraries, and ML trends; propose innovative solutions

What you get in return

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

Hybrid work setup – remote days available depending on the client’s arrangements

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

Note: Detailed project information will be shared during the recruitment process.

Who we’re looking for

Tech Stack:

Languages & tools: Python, Jupyter/Zeppelin, SQL, Spark (PySpark)
Libraries: Pandas, Numpy, Scikit-learn, Scipy, XGBoost
Nice to have: TensorFlow, PyTorch, Keras, Optuna, Polars

Required Skills

University degree in quantitative fields (econometrics, mathematics, computer science, quantitative methods)
Minimum 3 years of experience as a Data Scientist in commercial projects
Strong data processing skills (SQL, Python)
Solid knowledge of ML algorithms and hands-on implementation in Python
Very good command of Python (OOP, code optimization)
Ability to communicate with business stakeholders and present results clearly

Nice to Have

End-to-end project delivery experience: from concept to deployment
Experience in NLP, LLM, or Generative AI projects
Work with large-scale datasets (Apache Spark)
Familiarity with cloud platforms (AWS, Azure, GCP)

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 Scientist

Gdańsk

B2B, Contract of employment

1100 - 1250 PLN net+vat/MD

Apply for position

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.