Location: Barcelona Office or Remote from Spain
About the Role:
At Heetch, we are looking for a Principal Data Scientist to lead and drive data science initiatives that will shape the future of our platform. You will own the end-to-end development of impactful analysis, experimentation, machine learning models and algorithms, turning complex data into actionable insights that enhance the experience of both drivers and passengers. As a technical leader, you will set the vision for data science, mentor other data professionals, and collaborate with Product Managers, Engineers, and Analysts to drive data-driven decision-making. This is a high-impact role where your work will directly influence Heetch’s strategy and growth.
What Will You Do:
- Lead data science initiatives and define best practices across the company.
- Analyse product performance to uncover growth and efficiency opportunities.
- Collaborate with product teams to deeply understand and influence roadmap priorities.
- Develop, deploy, and optimise ML models to drive product innovation.
- Architect scalable data pipelines and ensure high-quality data infrastructure.
- Design and oversee experimentation frameworks (A/B tests, causal inference, Bayesian approaches).
- Be a technical expert and mentor and guide data scientists and analysts, fostering a culture of excellence.
- Present insights to leadership and stakeholders, influencing strategic decisions.
Challenges You will Face:
- Navigating large-scale datasets to uncover hidden opportunities.
- Automating data-driven decisions to improve efficiency.
- Ensuring data integrity and quality standards at scale.
About You:
10+ years of hands-on experience in data science, with expertise in Python, SQL, and scalable data solutions.
Proven leadership experience, driving cross-functional data science projects.
Deep understanding of statistical analysis, experimentation (A/B testing), and causal inference.
Experience with machine learning and predictive modeling in a production environment.
Strong communication skills, translating complex insights into actionable business recommendations.
Hands-on experience with data visualisation, storytelling, and dashboarding tools.
Bonus: Experience deploying ML models into production or leading a data science team.
What We Value:
Transparency: Open and honest communication within the team.
Learning from Failures: Embrace setbacks as opportunities to improve.
Experimentation: Try new ideas that bring value.
Caring is Sharing: Share knowledge and be proud of team achievements.
What's next?
If your application is selected, the process will be in 3 steps:
- Interview with a recruiter (45mn)
- Live test with your future team member (45min)
- A last round to meet your future manager and key stakeholders
🌈Heetch embraces diversity and equal opportunity for everyone 🌍 We provide a safe and inclusive work environment. We are committed to building a team that represents a variety of backgrounds, perspectives, and skills.
For non-European citizens, a valid working visa for France is required to be eligible for the role.
Heetch SAS is collecting your personal data (identity, contact details, academic background, professional experience and optionally a covering letter) for the processing of your application to our job offer, based on your consent.
Your personal data will only be accessible to our hiring team, our co-founders, and the manager of the position you are applying to. In addition, data are stored by our processor in order to use its applications tracking system. Your data may be stored outside of the EU/EEA but are protected by appropriated safeguards.
Your data are stored for a maximum duration of two years. If we do not reply to your application, you allow us to store your data during this term in order to potentially contact you for another position within our company or affiliates and subsidiaries.
You have a right to access to your data, to rectify them, under some conditions to erase them, and to limit the processing. Also, you have a right of portability on your data. In addition, you may revoke your consent and we shall stop processing your data. Eventually, you have a right to define directives about the fate of your data if your death should occur.