Daniel Wertheimer

Resume

Daniel Wertheimer

Group Lead: Knowledge & Insights · Recognised Data Leader · Speaker

Experience

Group Lead: Knowledge & Insights (Sales Execution & Data Products)

Coca-Cola Beverages Africa

Sep 2025 – Present
  • Build and deliver AI-driven decision products and commercial analysis that directly inform where and how the business grows across emerging African markets
  • Lead on-the-ground execution of data solutions with country teams, ensuring adoption translates into measurable commercial outcomes
  • Sit at the intersection of data, commercial strategy, and internal process to turn how the business understands its markets into how it acts in them

Head of Data Science (Africa & the Middle East)

The HEINEKEN Company

Apr 2023 – Sep 2025
  • Led data science & AI initiatives across multiple countries that delivered measurable business value year on year
  • Pioneered Generative AI globally, launching pilots that accelerated internal processes and unlocked new ways of working
  • Built a Value Measurement capability that gave leadership line-of-sight into the ROI of the top 15 global AI initiatives
  • Led ~11 cross-functional data professionals and upskilled 500+ global analytics professionals, raising the analytical baseline across the organisation

Lead Data Scientist & ML Engineer

Absa Group Limited

Oct 2017 – Mar 2023
  • Developed a credit risk model that expanded the addressable lending base by 25% and improved prediction accuracy by 130%, directly enabling safer growth
  • Led an Ethical AI program that established governance frameworks adopted across the retail bank
  • Streamlined end-to-end ML pipelines with CI/CD and containerisation, reducing time from development to production

Business Analyst

Signature Business Solutions

Apr – Oct 2017
  • Refined KYC reconciliation at Rand Merchant Bank, reducing compliance risk through improved data accuracy
  • Rewrote the Discovery Vitality Booster payout process, recovering R1.3M in erroneous payouts

Skills

Leadership & Strategy

Cross-functional team leadership, stakeholder engagement, multi-market delivery, cost management

Technical

Python, SQL, Machine Learning, Generative AI, Causal Inference, Docker/Kubernetes, Azure, Microsoft Fabric

Big Data & MLOps

Spark, CI/CD, model deployment, data pipelines, Power BI

Value Measurement

KPI/ROI frameworks, A/B Testing, Quasi-Experimental Methods

Recognition

Young Data Professional of the Year 2025

Recognised for outstanding contributions to the South African data community

30 Under 30 Future Data & Analytics Leader

Outstanding achievement in data science leadership

Keynote Speaker

Regular speaker at major data & AI conferences nationally and globally

SA National AI Strategy Working Group

Contributed to South Africa's national AI strategy through the National Advisory Council on Innovation (2024)

Advisory Committee Member — Eventful People

Ongoing advisory role supporting data and analytics community development (2023 – Present)

Mentorship

Mentored multiple students and professionals globally pursuing data science careers. Mentees have gone on to secure positions at Amazon, Boston Scientific, Accenture, and more.

Want to work together?

Open to speaking engagements, advisory roles, and interesting collaborations.

Get in touch