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Software Engineer

Netflix - 1d ago

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Senior Software Engineer

Reddit - 4d ago

Senior Data Scientist, Campaigns

Requirements:

  • 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.

What You'll Be Doing:

  • 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.

Perks and Benefits:

  • 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.
AI Summary ✨
Bolt logo

Bolt

Tallinn, Estonia

Experience: Senior
Posted: April 14, 2026
Last seen: 17 minutes ago
Python
machinelearning

Why we track Bolt

Bolt is a Tallinn-based mobility platform operating across 45+ countries in Europe and Africa. Their engineering team in Estonia works on ride-hailing, food delivery, and micro-mobility at serious scale. One of Europe's most valuable tech companies with a $6.8B valuation.

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