Staff Data Scientist

Heetch · Barcelona · Hybrid · Full-time

About the Role

We’re looking for a Staff Data Scientist to shape the future of our marketplace through advanced analytics, experimentation, and machine learning. You’ll define the technical direction of data science initiatives, influence product strategy , and mentor other data scientists to elevate our analytical standards and impact.
As a Senior Technical Leader, you’ll partner closely with Product, Engineering, and Operations teams to turn data into decisions that improve reliability, growth, and user experience across markets.

What You’ll Do
- Lead data science initiatives with company-wide impact — from experimentation frameworks to ML systems and causal inference methods
- Define best practices and standards for experimentation, modelling, and analytical excellence across teams
- Partner with Product and Engineering leadership to identify and prioritise high-leverage opportunities
- Develop and deploy scalable models and data products that drive measurable business outcomes
- Mentor and coach other data scientists and analysts, helping them deliver higher-impact work
- Communicate insights and recommendations to senior leadership, influencing product and growth strategy
- Contribute to Heetch’s data platform evolution , ensuring data quality, reliability, and efficiency at scale

You’ll Thrive In This Role If You
- Have a deep understanding of statistics, experimentation, and causal inference , and know how to apply them pragmatically
- Are fluent in Python, SQL , and modern data/ML tooling
- Have experience bringing ML models into production and measuring their long-term business impact
- Are skilled at translating complex technical findings into actionable business insights
- Are a collaborative leader who mentors peers and sets high standards for analytical rigor and impact
- Have 7+ years of experience in data science, ideally with 2–3 years in a Staff-level or tech-lead capacity

Nice to Have
- Experience in marketplace or pricing systems (supply–demand modelling, matching, or fraud detection)
- Experience leading data science guilds, chapters, or communities of practice
- Familiarity with MLOps, feature stores, or causal inference frameworks
🌈 Ride with Pride at Heetch 🌍
We’re all about building a diverse, inclusive team where everyone feels safe, seen and celebrated. Different backgrounds, perspectives, and vibes? Bring it on. That’s how we grow.

And hey — studies show some people (especially women and early-career folks) hold back from applying unless they tick every single box. Don’t do that. If this role sparks something in you, but you’re not sure you match everything — apply anyway. We care about potential, mindset, and energy just as much as experience.
Everyone’s welcome on the Ride 💖