Grid Dynamics is Hiring – Senior/Lead ML Engineer

Location - Ukraine

English B2

Why this role is exciting:

• Work on top online games and protect millions of players from in-game fraud.
• Focus on classical ML – no LLM, no generative AI.
• Join an international team
• Grow your skills with modern tools: Python, SQL, AWS, Databricks, Snowflake, Airflow, Docker.
• See your ML models make real impact in production every day!

Your Responsibilities:

• Build and maintain ML models for fraud detection.
• Analyze player behavior, detect patterns, and turn them into actionable insights.
• Create dashboards and reports to monitor model performance.
• Collaborate with the team to respond quickly to emerging fraud patterns.

Main Skills Required:

• Python – ML libraries like scikit-learn, pandas, numpy.
• SQL – including window functions.
• Cloud basics – AWS (S3, Lambda, ECS); Databricks/Snowflake is a plus.
• Docker – basic familiarity.
• Data visualization (charts, dashboards).
• Curiosity, problem-solving, and leadership mindset.

What We Offer:

• Work on high-impact projects affecting millions of players.
• Grow your ML and data engineering skills in a supportive international team.
• Flexibility to learn, experiment, and see your work in action.
• Collaborate with a dynamic, motivated team while building your leadership experience.