Senior Data Scientist, Campaigns

About the role

Senior Data Scientist, Campaigns | Bolt Careers Careers Engineering Senior Data Scientist, Campaigns Senior Data Scientist, Campaigns We’re looking for a seasoned Data Scientist to architect the next generation of our campaign optimization systems. You will design and scale the logic that determines which users to target and which incentives to deploy to maximize investment efficiency. If you’re excited to apply Machine Learning and Causal Inference to drive global impact, join us! Locations: Tallinn, Estonia | Berlin, Germany View all roles Apply now About the role You’ll own Bolt’s campaign optimization systems end-to-end, architecting the "brain" that determines how we allocate rider and driver incentives globally. As a Senior Data Scientist, you will be the driving force in elevating our technical standards, pioneering solutions that bridge the gap between academic research and product development. You will serve as a technical "North Star"—mentoring colleagues and setting the bar for rigorous, maintainable data products that directly shape the experience of over 200 million customers worldwide. Main tasks and responsibilities: Lead the technical vision for our campaign optimization roadmap, translating high-level objectives into data science products. Architect and deploy end-to-end uplift models and optimization systems that maximize our investment efficiency. Design and execute advanced experimentation frameworks to reliably measure campaign incrementality. Set the gold standard for technical excellence by championing rigorous statistical and engineering practices. Serve as a technical mentor and advisor, providing direction on state-of-the-art causal inference tasks. Partner with Product, Engineering, and Operations to identify opportunities and develop pragmatic solutions that solve intricate business problems. About you: Pragmatic problem solver, able to work autonomously from research to production deployment. 5+ years of experience in applied ML; experience in a growth role (marketplace pricing or incentives) is a plus. Exceptional knowledge of ML, statistics; hands-on experience with state-of-the-art causal inference techniques is a plus. Expert proficiency in Python and SQL. A natural mentor who enjoys leveling up those around you and can explain the "why" behind complex mathematical concepts. 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! Apply now and join us to make cities for people, not cars. First name Last name Email Phone Number + 372 Location We can only offer relocation and visa support to Tallinn Upload your CV Drop files here to upload or choose from your device Browse files Supported formats: .pdf, .docx (max. file size 5MB) Will you now or in the future need sponsorship for employment visa status to start or keep working with Bolt? Select an option Do you need special assistance due to disability? We are happy to provide reasonable accommodations. (optional) By responding, you consent to Bolt processing your disability data in accordance with our Privacy Notice . Where did you hear about Bolt? Select an option By ticking this box, I confirm that I have read and understand the content of the Privacy Notice and acknowledge that my personal data will be processed as part of this application. Continue to survey Submit application Fill in our Demographic Survey Please help Bolt’s diversity and inclusion efforts by completing our voluntary demographic survey. Which gender identity do you most closely identify with? (optional) Female Male Non-binary Other Prefer not to disclose What is your age? (optional) Under 21 21-25 26-34 35-44 45-54 55-64 65 or over Prefer not to disclose Are you a parent, caretaker, or legal guardian of anyone? (optional) Yes No Prefer not to disclose Do you live with any disability? (optional) Yes No Prefer not to disclose In which country do you currently live? (optional) Estonia Romania Poland Germany Other, please specify (country) Prefer not to disclose Question 1 / 5 Previous Next Submit application Your answers are anonymous and not linked to your application. By responding, you consent to Bolt processing your demographic data in accordance with our Privacy Notice . AI Disclaimer: We use Greenhouse's AI-powered Talent Matching tool to compare your application against our job requirements. Learn More Become part of our Engineering team *Some perks may differ depending on your location. Why you’ll love it here: Our engineers are at the forefront of innovation within some of the largest industries in the world. Are you up for the challenge? View team Play a direct role in shaping the future of mobility. Impact millions of customers and partners in 600+ cities across 50+ 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 with a minimum of 3 days in the office each week to foster strong connections and teamwork. Take care of your physical and mental health with our wellness perks. About us With over 200 million customers in 50+ countries, Bolt is one of the fastest-growing tech companies in Europe and Africa. And it's all thanks to our people. Learn more We believe in creating an inclusive environment where everyone is welcome, regardless of race, colour, religion, gender identity, sexual orientation, age, or disability. Our ultimate goal is to make cities for people, not cars, and we need your help to achieve this mission! Quick links View all 260+ open roles Products Rides Scooters E-Bikes Bolt Drive Bolt Food Bolt Market Bolt for Business Bolt Plus Earn Company Support Safety Locations City solutions Get Bolt Get Bolt Food Suppliers Terms and Conditions Privacy Cookies Security Community Guidelines © 2026 Bolt Technology OÜ