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W3Global

ML Eng./Data Science Python Developer

W3Global
Spain · Full-time · Entry

Job Title: ML Eng./Data Science Python Developer

Location: Sant Cugat, near Barcelona - Hybrid work - 2 days in a week at office.

Employment type - Ful time.

In This Role, You Will

  • Improve our internal Python library used for model deployments by adding new features, cleaning up code, optimizing performance, and expanding unit testing.
  • Develop our Optimization Library from a proof of concept to a fully standardized tool for deploying optimization.
  • Standardize and streamline the data pipelines used for our forecast models.

Responsibilities

  • Develop a detailed plan for refactoring/optimizing the code in Python while ensuring its functionality and performance are maintained
  • Write well-structured, efficient, and maintainable Python code, following best practices and company coding standards
  • Thoroughly test the new Python code, identify and resolve any bugs or issues, and ensure the results are consistent with the original implementation
  • Create clear documentation for the migrated Python code including comments, user guides, and technical specifications
  • Standardize and streamline the data pipelines used for our forecast models in PAT while defining and recommending the team best practices.
  • Communicate progress and challenges effectively with the project team and stakeholders

Required Skills

  • A bachelor's or master's degree in computer science, Data Science, or a related field
  • At least 8 years of experience in a related role
  • Knowledge of algorithms, data structures, and best practices in software development
  • Strong programming skills in Python and experience with production grade python code
  • Deep knowledge of Python libraries such as Scikit-learn, PySpark, NumPy, Pandas
  • Familiarity with Python's unit testing framework (currently using pytest)
  • Experience collaborating and using Github
  • Excellent communication and teamwork skills, with a strong attention to detail
  • Prior experience working with Databricks

Preferred Skills

  • Prior experience with operationalization of ML models
  • Prior experience with ML models and collaborating with DS teams.
  • Familiarity with R programming language. This role might require to migrate some R code to Python/PySpark.
  • Experience with production grade pipelines and ideally with Databricks Delta Live tables or any other declarative pipelines
  • Knowledge of pricing algorithms and demand forecasting models

Key Skills

Ranked by relevance

python data structures numpy
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Posted
Mar 03, 2025
Type
Full-time
Level
Entry
Location
Sant Cugat Sesgarrigues
Company
W3Global

Industries

Staffing Recruiting

Categories

Information Technology

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