Data Scientist

About the Role

We are looking for a Data Scientist with a strong scientific mindset and relevant experience to help us bring societal impacts to market and make a difference. You would be part of a team of +20 international Data Scientists from top Academic Institutions and Tech Companies with a shared passion for data science and a growing mindset.

What You’ll Be Doing

• Monitoring and maintaining machine learning and other data science products already in production.
• Building end-to-end machine learning models, Large Language Models (LLMs), and agent systems that deliver transparent, accurate sustainability data to our customers.
• Analyzing complex data sets autonomously.
• Participating in the development of proofs of concept.
• Keeping always an eye on the business needs & opportunities.
• Communicating with a diverse set of stakeholders with different backgrounds.

The role is based in our tech hub in Madrid, Spain, but we are remote‑friendly and open to the CET timezone +/- 2 hours.

Way of Working: Remote/Hybrid

What You’ll Need

• 2 years of experience working in Data Science products or PhD in ML / Applied Math / Quantitative Research / Statistics / Computer Science … or any related field.
• High level in the Python data science ecosystem (Pandas, Matplotlib, Scikit‑Learn, …).
• At least well acquainted with working in collaborative code bases (Git) and production code (beyond notebooks).
• Solid software engineering fundamentals (testing, code review, design, performance).
• Experience with LLM/Agent prompt/retrieval design, vector databases, tool use/agents, evaluation and safety/guardrails.
• You care about sustainability and impact.
• You are willing to learn and share your own learnings.
• You are transparent and care about communicating effectively and constructively.
• Highly motivated, independent and deeply passionate about making an impact with data & science.
• Excellent oral and written English communication skills (minimum C1 level-proficient user).
• Experience in a start‑up.
• MSc/PhD degree in CS/EE/STEM or related field.
• Experience with fintech/data products or sustainability/ESG domains.

What We Offer

• Competitive compensation, both in terms of base salary as well as equity plans that enable you to share in our success.
• Flexibility in ways of working both in terms of your schedule as well as your location, whether you prefer to work from home, the office, or abroad with access to a global network of co‑working spaces.
• Generous paid time off schemes, including vacation, sabbatical, religious observance and compensation days.
• Meaningful benefits including private healthcare coverage, fitness and wellness programs covered through Wellhub, working‑from‑home allowances to help you set up your home office and cover monthly expenses.
• Professional development with annual training budget for conferences, courses, certifications and access to top market e‑learning platforms.
• Collaborative environment with multiple offices around the globe, regular team activities and events as well as employee‑led resource groups.