From Detection to Prevention:
Analytics Advances Fraud Management

Zoltan is Lead Advisor for Machine Learning and Data Science at Trellisi, specialising in designing and implementing high-value AI/ML solutions for enterprise organisations. His key experience includes:

• PhD in Computer Science with focus on AI/ML algorithms, plus extensive experience designing and deploying large-scale machine learning applications and high-throughput data pipelines across global organisations
• Proven track record delivering end-to-end ML solutions across industries, including fraud detection and credit scoring for financial services, churn prediction for telecoms, and customer lifetime value analytics for retail
• Partners withtechnical teams to architect and implement cloud-based ML solutions, specialising in AWS and GCP environments, while coaching and mentoring on data science best practices and feature engineering
• Combines deep technical expertise with practical business application to democratise data analytics, fostering data-driven decision making through agile delivery and knowledge transfer
• Advanced certifications in cloud platforms and extensive experience in Python, Scikit-learn, and ML frameworks

Simon brings 20+ years of analytics consulting experience translating complex business problems into high-impact marketing insights and predictive modelling solutions. His key experience includes:

• Proven analytics consulting experience delivering high-impact predictive and descriptive data mining solutions across regulated and unregulated organisations, with proven expertise in customer retention, segmentation and next-best product recommendations
• Proven track record implementing data/analytical strategy development, marketing automation systems development, campaign planning that drive measurable outcomes, bridging the gap between Data Science and Business stakeholders
• Partners with business leaders to scope, build and deploy world-class analytics solutions, specialising in churn modelling, needs-based segmentation, and marketing effectiveness across retail, FMCG, telecommunications and e-commerce sectors
• Combines deep technical expertise in IBM SPSS, R, Power BI, and machine learning with practical business application to drive data-driven decision making and marketing ROI
• BA(Hons) in Product Design and Applied Technology, plus Management Acceleration Program from Oxford University Said Business School

Reddy brings 20+ years of Business Intelligence, Analytics and Application Development expertise, specialising in designing and implementing robust data solutions for enterprise organisations. His key experience includes:

• Extensive experience delivering business intelligence and analytics solutions across major organisations including Barclays, HP, Post Office, BET365 and JET2, with deep expertise in database architecture and ETL implementations
• Proven track record implementing enterprise data solutions spanning SQL Server, SSRS, SSIS, MongoDB, Microsoft Azure, GCP, Power BI, Tableau and CRM/ERP systems
• Partners with global organisations to design and execute transformative data strategies, specialising in cloud computing, enterprise applications and end-to-end analytics systems
• Partners with organisations to design and execute data transformation initiatives, specialising in database optimization, analytics dashboards and reporting solutions that drive data-driven decision making
• Combines advanced technical expertise with practical problem-solving skills to deliver comprehensive data solutions that align with business objectives
• Microsoft Certified Solutions Expert in Business Intelligence and Analytics, plus extensive certifications in database technologies

John is Lead Advisor for Machine Learning and AI Solutions at Trellisi, specialising in data model design and advanced AI/ML applications across enterprise organisations. His key experience includes:

• 15+ years of digital transformation expertise, including Solution Architect Lead and Principal Applied Scientist roles, delivering high-impact ML/AI solutions for Fortune 500 companies across manufacturing, banking, healthcare and retail sectors
• Proven track record implementing enterprise-scale data solutions, achieving 60% CAPEX/OPEX reduction and significant ROI improvements through AI-driven optimization and automation
• Partners with global organisations to design and execute transformative data strategies, specialising in cloud computing, enterprise applications and end-to-end analytics systems
• Combines deep technical expertise in Neural Networks, Deep Learning and NLP with practical business application, driving innovation through custom AI solutions and open-source technologies
• MPhil in Computer Engineering with focus on Neural Networks and AI from Istanbul Technical University, plus extensive certifications in advanced ML frameworks

Shaham brings over two decades of strategic pricing expertise, helping enterprises enhance revenue and profitability through innovative pricing strategies and transformation initiatives.

• 20+ years of strategic pricing expertise delivering transformational impact across major organisations including Board, Zellis, BT, Ricoh, RBS, HSBC, Honda, Visa and The Guardian
• Proven track record implementing advanced pricing frameworks and transformation initiatives, with particular focus on SaaS pricing models, bundle optimisation and package pricing across B2B and B2C markets
• Partners with organisations to minimise margin leakage and enhance market share through data-driven pricing strategies, combining creative approaches with rigorous analytical methods
• Combines deep pricing expertise with practical implementation skills to drive sustainable growth and profitability in dynamic global markets
• MBA in Business Management and BSc in Industrial Systems & Business Management, plus regular speaker at Annual Global Pricing Conference