Staff Data Scientist
Workplace: Stockholm, Sverige
Expires: August 28, 2025
As a Staff Data Scientist at Wolt, you will play a key role in shaping strategic decisions across operational business teams by combining scientific expertise with hands-on collaboration to drive global growth through data-driven initiatives.
Main requirements:
  • Over 6 years of experience in data science or analytics in industry or research.
  • Degree in mathematics, statistics, economics, computer science, or related field.
  • Proven track record in using data science to solve business problems.
  • Expertise in statistical analysis and experimentation using Python, R, or equivalent.
  • Proficiency in writing structured and efficient SQL queries for large datasets.
  • Experience in data modelling and building scalable, self-serve reporting solutions.
  • Great communication skills to explain complex topics to technical and non-technical audiences.
  • Strong stakeholder management and collaboration skills.
Responsibilities:
  • Own impact assessment for early-stage, high-potential initiatives.
  • Lead root cause analysis of metric trends and support annual planning and budgeting with data-driven reasoning.
  • Run causal inference analyses and experimentation to evaluate new ideas and guide decisions.
  • Build and maintain tracking infrastructure, develop new metrics, and monitor performance to ensure strategic alignment.
  • Collaborate cross-functionally to embed measurement into product and operational decisions.
Required hard skills:
  • Statistical analysis and experimentation skills
  • Proficient in Python, R, or equivalent statistical software packages
  • Efficient SQL querying of large datasets
  • Data modelling
  • Building scalable, self-serve reporting solutions
Recommended hard skills:
  • Causal inference techniques
  • End-to-end tracking and monitoring frameworks
Soft skills:
  • Strong communication
  • Ability to explain complex topics clearly
  • Stakeholder management
  • Collaboration
Coding languages:
  • Python
  • R
  • SQL
Natural languages:
  • English (Proficient)
Cultural skills:
  • Ownership mindset
  • Excellence in execution
  • Humility
  • Kindness and fairness
  • Continuous learning