Senior Data Scientist, Campaigns

We are looking for an experienced Senior Data Scientist to help us improve Bolt’s Campaigns

Data Science
Tallinn, Estonia | Berlin, Germany

About us

With over 150 million customers in 45+ countries, Bolt is one of the fastest-growing tech companies in Europe and Africa. And it's all thanks to our people.

We believe in creating an inclusive environment where everyone is welcome, regardless of race, colour, religion, gender identity, sexual orientation, national origin, age, or disability.

Our ultimate goal is to make cities for people, not cars, and we need your help to achieve this mission!

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Bolt employee working behind the desk
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Bolt Tallinn HQ Kitchen

About the role

Your daily adventures will include:

  • Machine learning and statistical model development and its deployment into a production environment
  • Setting up A/B tests, collecting, interpreting its results and communicating to stakeholders
  • Working closely with the Experimentation team to figure out robust design of campaigns experiments
  • Studying historical user behaviour data to identify opportunities for optimisation
  • Building models for optimal users’ discount allocation
  • Developing a system for automating regular promo campaign setups
  • Working with a technical stack consisting of Python, Docker, Presto, SageMaker, Airflow
  • Collaborating with data analysts, data scientists, product managers and software engineers in feature teams

About you:

  • Industry experience in data science and machine learning (4+ years recommended)
  • Practical experience setting A/B tests and interpreting results
  • Deep understanding the theory behind statistical hypothesis testing
  • Profound knowledge of statistics, probability, and causal inference
  • Track record of deploying models to production and measuring the impact
  • Strong product thinking, ability to communicate and persuade, problem-solving
  • Experience writing complex SQL queries
  • Ability to map business and product problems on data science framework
  • Proactive mindset, willingness to take initiative and work with little supervision
  • Team player with excellent communication skills
  • You will get extra credits for experience in modelling and successful implementation of causal inference
  • You will get extra credits for Ph.D. in Computer Science, statistics, or related quantitative fields, or a Master's degree with equivalent industry experience
  • You will get extra credits for a background in econometrics, operations research, simulation or quantitative analysis of behaviour

Experience is great, but what we really look for is drive, intelligence, and integrity. So even if you don’t tick every box, please consider applying if you feel you’re the kind of person described above!

Become part of our Engineering team

Our engineers are at the forefront of innovating one of the largest industries in the world — transport. Are you up for the challenge?

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Bolt employees having fun while working in the kitchen
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Bolt employee talking in the kitchen

Why you’ll love it here:

  • Play a direct role in shaping the future of mobility.
  • Impact millions of customers and partners in 500+ cities across 45 countries.
  • Work in fast-moving autonomous teams with some of the smartest people in the world.
  • Accelerate your professional growth with unique career opportunities.
  • Get a rewarding salary and stock option package that lets you focus on doing your best work.
  • Enjoy the flexibility of working in a hybrid mode.
  • Take care of your physical and mental health with our wellness perks.

*Some perks may differ depending on your location.

Apply now and join us to make cities for people, not cars.

*N.B. We can only offer relocation and visa support to Tallinn
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Are you located in Berlin?
If you are not in Germany yet, please keep in mind we do not provide remote only roles, relocation is provided to our HQ in Tallinn, Estonia only.
If you are not in Germany, are you willing to consider relocation to Bolt HQ in Tallinn, Estonia?

Fill in our Demographic Survey

Please help Bolt’s diversity and inclusion efforts by completing our voluntary demographic survey. The questions are intended to inform us about the identities and backgrounds of candidates applying to Bolt.


Please be assured that your answers are confidential. All data will be handled anonymously and won’t be linked to you or your application. Your responses will in no way impact your application or opportunity to work with us.


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