Senior/ Lead Data Science Engineer

6 400 - 7 700 USDNet per month - B2B

Senior/ Lead Data Science Engineer

Data

Zabłocie 43B, Kraków

N-iX

6 400 - 7 700 USD
Net per month - B2B
Full-time
B2B
Senior
Remote

Tech stack

    English

    B2

    Python

    master

    Machine Learning

    master

    SQL

    advanced

Job description

We are looking for a Data Scientist with a strong analytical mindset and a passion for solving real-world supply chain problems. You will join a cross-functional team focused on optimizing the flow of units from warehouses to stores. This is a high-impact role where your insights and models will directly influence key business operations.

Responsibilities:

  • Prepare and clean datasets to enable reliable experimentation
  • Develop and fine-tune machine learning models and algorithms
  • Test models, analyze outcomes, and generate actionable insights
  • Communicate findings to stakeholders through reports and visualizations
  • Propose data-driven solutions and optimization strategies

Requirements:

  • Proficiency in Python and/or R
  • Experience with SQL
  • Data Platforms & Tools
  • Hands-on experience with Azure Databricks or Snowflake
  • Familiarity with building and deploying machine learning pipelines is a strong advantage
  • Java experience is a plus
  • Education - Bachelor's or Master's degree in Computer Science, Mathematics, Engineering, or a related field

Mathematics & Statistics:

  • Solid understanding of multivariable calculus and linear algebra
  • Applied knowledge of statistical distributions and hypothesis testing
  • Machine Learning
  • Practical knowledge of ML techniques: kNN, decision forests, regressions, MLE, time series
  • Understanding of model evaluation metrics and performance tuning
  • Data Handling & Visualization
  • Skilled in managing missing or inconsistent data
  • Experience with tools like matplotlib, seaborn, or ggplot2

Nice to Have:

  • Experience with deploying ML models into production environments
  • Previous work in supply chain or logistics domains
Published: 16.08.2025

Meet the company

N-iX

N-iX is a global software development service company that helps businesses across the globe create mind-blowing software products. Founded in 2002, today we’re a team of 2,200+ tech-savvy professionals working on innovative projects for global industry leaders and Fortune 500 companies.

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