Mikael J. Olsson
Senior Data Scientist @Twenty First Group
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WORK HISTORY
Senior Data Scientist @Twenty First Group
Applied Data Scientist delivering production ML systems for elite global sports organizations, including top-tier football leagues, international governing bodies, and major golf equipment manufacturers. Working across the full product lifecycle, from initial client discovery to deployment within AWS serverless infrastructure.Vision AI: Conceptualized and built a proprietary Vision Transformer system using x,y coordinate tracking to provide high-fidelity golf shot assessment. Optimized the inference pipeline using ONNX Runtime, achieving ~5% higher accuracy than professional-grade models while significantly reducing production latency.Agentic AI: Contributed to the development of an agentic AI insights engine, focusing on autonomous agents that orchestrate multi-step reasoning over Knowledge Graphs. Implemented tool-use (function calling) to allow agents to dynamically query sports databases and formulate data-driven narratives in real-time.Probabilistic Modeling: Designed and deployed Bayesian models for goal prediction and performance forecasting used in live and high-stakes environments.Time Series Forecasting: Contributed to the development of advanced forecasting models for a global golf brand to predict performance and market trends. Leveraged historical data and external variables to build robust, production-ready predictive pipelines.
EDUCATION
Uppsala University
Master's degree, Statistics
Uppsala University
Bachelor's degree, Statistics
ABOUT MIKAEL J. OLSSON
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