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Senior Data Scientist – Graph Machine Learning

Athens💼 Full-time🗓 2026-07-28 → 2026-09-25

Core

Design and deploy production-grade graph machine learning solutions using Graph Neural Networks (GNNs) to solve complex real-world problems.

Role type

Senior IC machine-learning engineer (graph AI)

Builds

Production ML models and graph-based data solutions

Domain

Technology / Graph AI

Deliverable

production ML models

Required skills

Graph Neural Networks (GNNs), graph algorithms, statistical techniques, Python, graph databases, modern ML frameworks, cloud-based data platforms

Preferred skills

Mentoring, strategy development, cross-functional collaboration

Technologies

Python, Graph Neural Networks, graph databases, modern ML frameworks, cloud-based data platforms

Responsibilities

Design, develop, and deploy Graph Neural Networks (GNNs) and graph-based machine learning solutions; Transform large, complex datasets into graph representations and extract actionable insights; Drive the adoption of Graph AI across the organisation by identifying new use cases; Ensure high standards in data preparation, feature engineering, model evaluation, documentation, and code quality; Ensure adherence to best practices in data quality, model monitoring, version control, and reproducible analytics

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