Data Scientist Sr 2030

Seeking Experienced Data Scientist Sr for Exciting Projects Remote Mexico

We are looking for a Senior Data Scientist to join an exciting project with one of the largest retail companies in Mexico. If you have a strong statistical background, hands-on experience building machine learning solutions, and enjoy solving complex business problems while collaborating with engineering teams, we'd like to hear from you.

Key Responsibilities:

Translate complex business challenges into data science and machine learning solutions.

Design, develop, validate, and deploy statistical and ML models.

Work with large-scale datasets using Python, SQL, and PySpark.

Collaborate closely with ML Engineers and Data Engineers to deliver production-ready solutions.

Apply rigorous statistical methods, hypothesis testing, and causal inference techniques.

Document models, assumptions, limitations, and experiment results following engineering standards.

Develop modular, maintainable, and reproducible Python code.

Technical Skills Required:

Required Skills:

Master's or PhD in Mathematics, Statistics, Actuarial Science, Physics, Computer Science, or a related field.

Fluent in English (Advanced) B2 - C2

5+ years of experience in Data Science, Statistical Analysis, or Applied Research.

Expert-level Python.

Strong experience with:

Scikit-Learn

XGBoost

LightGBM

Pandas

Polars

Statsmodels

SciPy

Experience with TensorFlow or PyTorch when appropriate.

Advanced SQL and PySpark.

Experience working with cloud storage platforms such as GCS or Azure Blob Storage.

Strong understanding of:

Experimental Design

Hypothesis Testing

Causal Inference

Model Validation

Professional experience using Git.

Experience with MLflow or similar experiment tracking tools.

Familiarity with software engineering best practices, including versioning, modular code, and documentation.

Responsible use of Generative AI tools with the ability to validate and critically evaluate their outputs.

Location & Schedule:

Remote work Mexico.

Work hours Monday to Friday, 09:00 – 18:00

Advanced English skills are mandatory, and only residents of Mexico

Benefits:

Attractive Salary + legal benefits

Candidates must include their compensation expectations in their applications and resumes in English.