Senior Data Scientist | Betty CA

Betty CA · Sofia, Bulgaria · First seen 2026-10-29

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From the posting

Job description

About Us: Betty is an innovative entertainment company pioneering at the intersection of real-money online casinos and casual mobile gaming.

Betty Canada is a scale up company accredited by the Alcohol and Gaming Commission of Ontario (AGCO) as a B2C operator in February 2023, we've set a new standard in the industry.

Our mission is to redefine the online casino experience by offering a uniquely transparent environment where players can relax, unwind, and enjoy themselves safely. We are committed to accessibility, fairness, and inclusivity, fostering a community of like-minded individuals who value ethical gaming practices and prioritize our players' safety and enjoyment above everything else.

Our Values:

- We are honest – we value honesty in all aspects.

- Bring the Olives – we offer premium customer experience.

- Think Big – we believe in always striving for more.

Key Responsibilities

- Design, build, test, and deploy predictive and prescriptive models (e.g., churn prediction, player lifetime value, segmentation, risk classification, fraud detection).

- Analyze large-scale player behavioral data to identify key value drivers and recommend optimizations for promotions, engagement, and monetization strategies.

- Develop models for anomaly detection, fraud prevention, and responsible gaming interventions to maintain a safe and compliant environment.

- Design and evaluate A/B and multivariate tests for product features and marketing campaigns, ensuring statistically robust insights.

- Partner with Data Engineers to ensure model pipelines are production-ready, automated, and scalable across cloud environments.

- Visualize and present analytical findings to both technical and non-technical stakeholders, driving clear, data-informed decisions.

- Monitor and refine model performance, automate recurring analyses, and ensure data quality and reproducibility.

Requirements

- 3+ years of experience in a Data Scientist, Machine Learning Engineer, or advanced analytics role (ideally within iGaming, FinTech, or other consumer-facing digital products).

- Strong theoretical understanding of machine learning and statistical algorithms (classification, regression, clustering, optimization).

- Proven experience applying models to solve business problems (e.g., forecasting, segmentation, retention, player value optimization).

- Skilled in Python (Pandas, NumPy, Scikit-learn, PySpark) and SQL (advanced querying, ETL processes, performance optimization).

- Experienced in analyzing massive datasets (100M+ rows) across multiple sources.

- Strong communication skills — able to explain complex technical concepts to non-technical audiences.

Nice to Have

- Experience with AWS, Docker, Kubernetes, or other cloud and containerization technologies.

- Background in NLP, time-series, or causal inference modeling.

- Proficiency with data visualization tools (Tableau, Looker, or Power BI).

- Experience integrating data and models into production pipelines and dashboards.

- Familiarity with iGaming KPIs such as LTV, ARPDAU, Churn, and Player Retention metrics.

- Understanding of A/B testing frameworks and experimental design.

What We Offer

- Competitive salary

- Premium Health insurance

- Career and skills development opportunities

- Fun and collaborative team environment

- New modern office space

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