Summary
Eric Walch is a seasoned technology leader and security executive with over three decades of IT experience, currently serving as CTO and CISO at Pytheas Capital where he designs and operates the Treso2 SaaS platform for real-asset-backed financing. He leads development teams and drives company-wide ISO27001:2022 compliance, blending hands-on architecture work with rigorous security governance. A specialist in high-performance, distributed systems, he favors modern Node.js and Java enterprise stacks and cloud-native deployments using containers and Kubernetes. His background in parallel computing and clustering informs robust, low-latency financial systems built with GraphQL, Kafka, Redis, Postgres and MongoDB. Owner of a consulting practice, he combines enterprise delivery experience across European markets with an early-adopter, open-source mindset that prioritizes scalability, resilience and operational excellence. Based in southwestern France, he brings a rare mix of trading-technology pedigree and formal security stewardship to fintech infrastructure challenges.
16 years of coding experience