GenAI Senior Data Scientist
Kaizen Gaming is seeking a GenAI Senior Data Scientist to join their team in Athens. This role focuses on translating product requirements into AI solutions and identifying opportunities where artificial intelligence can drive significant business impact. The successful candidate will be responsible for architecting agentic and GenAI systems, selecting appropriate models, and tuning their performance.
The GenAI Senior Data Scientist will manage the full lifecycle of AI features, from data collection to model design, implementation, and optimisation in production. This position also involves mentoring junior team members, sharing knowledge, and leading complex projects.
- Translate product requirements to AI problems and identify areas where AI can drive the most business impact.
- Analyze data to uncover significant patterns and generate actionable insights.
- Architect agentic and GenAI systems.
- Select appropriate models for the right tasks and tune their performance.
- Perform exploratory data analysis (EDA) and feature engineering to support the modeling process.
- Apply best practices on model selection, parameter tuning etc.
- Run comparative experiments for model training.
- Analyze ML metrics to evaluate different potential solutions.
- Manage the full lifecycle of AI features, from data collection to model design and to implementation and optimization in production.
- Mentor and guide junior members, sharing knowledge and leading complex projects.
- Hands on experience with GenAI and Agentic applications (required).
- Extensive hands-on experience in delivering AI driven products to production (required).
- Experience in scaling and optimisation of AI applications (required).
- Knowledge of machine learning algorithm and respective theory (required).
- Knowledge of the Python machine learning ecosystem and solid software background in OOP (required).
- Strong skills in teamwork, communication, and analytical thinking (required).
- Fluency in English, both oral and written (required).
- Experience with Big Data tools (Spark/PySpark) and cloud environment, ideally Azure / Databricks (nice-to-have).
- Previous experience in LLM finetuning (nice-to-have).
- Previous experience with LLM serving (nice-to-have).
- Knowledge of Deep learning (nice-to-have).
Kaizen Gaming is one of Europe's fastest-growing GameTech companies, operating the Betano and Stoiximan sports-betting and online-casino brands. Founded in 2013 and headquartered in Athens, Greece, with a major operational hub in Malta, it serves more than 13 million customers across 19 markets in Europe, the Americas and Africa. The company builds its own technology, combining sportsbook, live betting and casino products. Its flagship Betano brand has grown internationally through sponsorships including UEFA competitions and major football clubs.