Team

Built by Data Scientists and Engineers

WorldSim was designed, built, and calibrated with deep experience in production-grade data systems across financial services, global technology, and enterprise environments.

Founder & Lead Data Scientist

Yiannis Pitsillides

YP Analytics, Cyprus

Lead Data Scientist with over 11 years of experience delivering production-grade analytical systems across financial services, global technology, and enterprise environments. Career includes Senior and Lead Data Scientist positions at Microsoft UK, CitiGroup, Samsung UK, and Endeavor Group, spanning both deep technical delivery and team leadership.

Designed, built, and deployed over 500 data products spanning machine learning, AI systems, statistical models, and econometric tools across these engagements.

WorldSim, including all six simulation layers, 100+ coupling rules, the Validation Engine, and the scenario interface, was built as a solo project alongside full-time employment. This demonstrates both the feasibility of the architecture and the engineering capacity to scale it.

11+

Years in Data Science

500+

Data Products Built

29,600+

YouTube Subscribers

Career

Microsoft UK Lead Data Scientist

CitiGroup Senior Data Scientist

Samsung UK Data Scientist

Endeavor Group Data Scientist

Engineering

Data Engineering Team

Supporting the platform's data infrastructure, pipeline reliability, and deployment operations.

Data Engineer

Data pipeline development, ETL processes, and canonical database maintenance across 195 countries.

Data Engineer

Infrastructure, deployment operations, and production environment reliability.

Built in Cyprus, Serving Globally

WorldSim is registered in Cyprus, an EU widening country, and serves institutional clients across 195 countries. The platform directly addresses the analytical gap between smaller EU member states and the largest economies, providing tier-one simulation capability at a fraction of the cost of existing solutions.

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