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Senior Data Scientist

Posted 2 weeks ago

Main tasks & responsibilities

  • Translate complex business problems into analytical tasks and results back into business language.
  • Develop solutions using mathematical optimization, including linear, nonlinear, and integer programming, as well as dynamic/stochastic programming.
  • Build, develop, and deploy data science and optimization models in Python.
  • Apply AI tooling throughout the development workflow, using sound judgement on where it adds value and where human review remains essential.
  • Deploy and monitor live systems.
  • Solve complex, high-impact business challenges through Decision Intelligence and AI-driven solutions.
  • Collaborate effectively within fast-paced, international, cross-functional teams.

Requirements

  • Strong background in mathematical optimization (linear, nonlinear, integer programming), solvers, and algorithm design (dynamic/stochastic programming).
  • 5+ years in data science and operations research, ideally in car rental, airlines, logistics, or similar capacity-planning-intensive sectors.
  • Expertise in Python for modelling and production deployment, with version control, testing discipline, and the judgement to know when a model needs a regression baseline rather than another unit test.
  • AI tooling experience in development workflow with sound judgement on where it adds value and where human review remains essential. Familiarity with spec-driven development is a plus.
  • Rack record of deploying and monitoring live systems (AWS preferred). — a plus
  • Ability to make decisions and translate complex business problems into analytical tasks and results back into business language.
  • Growth mindset, with a passion for Decision Intelligence, AI-driven solutions, and solving complex, high-impact business challenges.
  • Fluent in English and thrive in fast-paced, international, cross-functional teams.
  • Based in Portugal

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