Principal Data Scientist - MAD/BCN
Aily LabsBarcelona, Catalonia, Spain • Madrid, Community of Madrid, Spain
Posted November 13, 2025
Full Time
About the Company
Aily Labs is a rapidly expanding scale-up in the B2B SaaS area, founded in 2020 in Munich.
Job Description
Lead AI-driven feature development, own delivery across multiple workstreams, communicate with stakeholders, and provide leadership for a Data Science team. Thrive at the intersection of business, analytics, and AI, making sure AI solves the right problems and drives measurable impact.
Requirements
- 8+ years of experience in Data Science or a related field
- Python and SQL programming skills
- Hands-on experience training or fine-tuning ML models (classic ML or LLMs)
- Deep expertise in at least one technical area (time series, optimization, recommendations, causal inference...)
- Business and product sense, understanding AI's value in moving business metrics
- Communication and influence skills, explaining complex results clearly to stakeholders
Benefits
- Competitive package: top salary + performance bonus
- Private health insurance
- Flexible benefits (Cobee)
- Hybrid work policy