About the role
Senior Data Scientist, Rides Safety | Bolt Careers Careers Engineering Senior Data Scientist, Rides Safety Senior Data Scientist, Rides Safety We’re looking for an experienced Data Scientist to join our Rides Safety team and help build our predictive and automated safety and risk systems - from user screening tooling and telemetry anomaly detection to behaviour factors predictions. If you're excited about applying machine learning and automated decision-making tools to real-world mobility challenges, you’ll find plenty of impactful work here. Locations: Tartu, Estonia | Tallinn, Estonia View all roles Apply now
About
the role You'll own Bolt's Safety automation and prediction systems end-to-end and directly influence users from our marketplace with millions of trips daily, working in an independent and self-sufficient full stack product team - from mobile applications through the server infrastructure. Your daily tasks will range from modelling risk to designing and experimenting with automated intervention strategies. This includes managing the load on automation endpoints and real-time data streams. You’ll identify new safety opportunities, run large-scale experiments, and take predictive and automation models from research to production. This is a highly impactful role where your work will directly shape the experience of over 200 million customers worldwide. Main tasks and
responsibilities: Identify, research, and prioritise hypotheses to improve automated and predictive safety algorithms (e.g., risk scoring, verification, and progressive interruption systems). Develop, deploy, and monitor automated safety systems, ranging from classical supervised learning to real-time risk models and advanced control system designs. Design and run large-scale experiments to validate safety approaches and estimate their impact on core safety metrics (e.g., incident rates, verification success, and driver/rider experience). Lead the data science and ML-first approach to safety and risk management in the company. Partner with analysts, engineers, product managers, and operations specialists to identify safety problems and develop the most efficient, data-informed solutions. About you: Strong ownership mindset and comfort working autonomously from problem research to model deployment. 3+ years of experience in machine learning for automated decision making. Exceptional knowledge of machine learning algorithms, statistical inference, and autonomous decision-making systems. Mastery in Python and SQL. Skilled at communication with cross-functional stakeholders. 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) What is your current location This position is open to candidates already located in Estonia as well as those willing to relocate (with full relocation support from Bolt). Are you open to relocating to Estonia and working in a hybrid model? No Yes What are your salary expectations 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
