Hidde van Heijst

Hidde van Heijst

Data & AI Leader

I build real-time data platforms at enterprise scale. Nearly 10 years of experience with Azure, Python, and leading data teams.

[email protected] LinkedIn GitHub

Currently

At Nederlandse Loterij since 2020. Built the real-time data platform with my team—including fraud detection handling 50K+ transactions per minute at peak with sub-second latency. Now driving AI strategy and governance.

Experience

Nederlandse Loterij · Data & AI Architect
2020 – Present
Hallmark Benelux · Data Engineer
2018 – 2020
Capgemini · Consultant
2017 – 2018

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Selected Work

Real-Time Gaming Platform

Event-driven architecture with fraud detection handling 50K+ transactions per minute at peak, sub-second latency, 99.9% uptime.

Azure Functions · Event Hubs · CosmosDB · Databricks

Inventory Optimization System

ML-powered platform reducing inventory costs by 25% and stockouts by 30% across 200+ retail locations.

Python · Azure · Machine Learning · Power BI

Skills

Cloud & Data: Azure, Databricks, CosmosDB, Terraform
Engineering: Python, PySpark, SQL, KQL, Real-time Systems, Event-driven Architecture
Leadership: Team Leadership, Data Strategy, AI Governance, Regulatory Compliance

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