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Senior Machine Learning Engineer

Sofia, Bulgaria💼 Full-time🗓 2026-03-18 → 2026-07-31

Core

Design, train, and iterate on ML models to personalize result ranking, improve customer conversion, and optimize bidding/targeting for an insurance comparison platform.

Role type

Senior Machine Learning Engineer

Builds

ML-powered ranking, bidding, and targeting features for an insurance comparison product

Domain

InsurTech / Fintech

Deliverable

production ML models

Required skills

Python (numpy, pandas, sklearn), SQL, model training and iteration, problem formulation, data exploration, model validation, Git version control, ambiguous problem clarification, quantitative analysis

Preferred skills

Product-driven sensibility, curiosity about data distributions, quick learning ability

Technologies

Python, numpy, pandas, sklearn, SQL, Git

Responsibilities

Design and iterate ML models for result ranking; Propose experiments to improve conversion and engagement; Own ML solutions end-to-end; Collaborate with engineers on development practices; Partner with Marketing on bidding and targeting methodologies

Seniority

Senior, hands-on IC

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