The team behind QuantStratum

José M. García Cortés

Chief Executive Officer

Alicante, Spain🇪🇸

José leads QuantStratum's business strategy and client partnerships, translating business priorities into clear scope and delivery commitments. His 12 years running complex, highly regulated technology operations inform the company's approach to governance and service quality. He leads commercial relationships, pricing and contracting, and coordinates decisions with the technical leads as each engagement develops. He works in Spanish, English, and French.

Joaquin Bejar García

Chief Quant Officer

Madrid, Spain🇪🇸

Joaquin leads QuantStratum's quantitative and execution architecture: matching engines, order books, options analytics, risk logic, and market protocols. 25+ years developing low-latency software and infrastructure, and the author of OrderBook-rs, OptionStratLib, IronSBE, and market-maker-rs. Published researcher on SSRN (structured OTC crypto frameworks) and creator of Karyos. His work connects market microstructure and quantitative models with the engineering of trading systems.

Daniel A. Gallardo Aguilar

Chief Technology Officer

Alicante, Spain🇪🇸

Daniel leads QuantStratum's platform architecture and engineering delivery, bringing the trading core, APIs, data services, and external integrations together into a coherent system. A hands-on Rust and Python engineer with 10+ years leading distributed platform teams in reliability-critical environments. Designs and integrates messaging systems, low-latency message brokers, and caching infrastructure for trading platforms. He sets the standards for integration, testing, observability, and security, and guides the technical decisions behind deployment and the platform's evolution.

Luis Soto Campos

Head of Cloud Infra

London, United Kingdom🇬🇧

Luis is an expert in server hardware, virtualization, and cloud infrastructure, and leads QuantStratum's infrastructure engineering. His 20+ years of experience span enterprise Unix, physical servers, virtualized environments, Kubernetes, and automated cloud platforms. He brings together infrastructure design, automation, and deployment practices to support the provisioning, scaling, and operation of exchange and trading systems.

Gustavo A. Martínez Bailén

Head of Network & Infra

Alicante, Spain🇪🇸

Gustavo is an expert in low-latency networks and leads QuantStratum's network and datacenter infrastructure. He brings 12+ years of experience managing enterprise networks in large, regulated organizations. His remit covers network architecture, traffic distribution, perimeter security, and capacity planning, with a focus on the connectivity requirements of exchange and trading platforms.