Alexandre de Saint Blanquat

Alexandre de Saint Blanquat

Senior Developer at a High-Frequency Market Maker (Amsterdam)

Senior developer and team lead in a derivatives trading company with 5+ years of experience designing and delivering low-latency pricing and trading systems. Strong expertise in C++17, Rust, and market data–driven architectures. Proven track record leading teams, modernizing legacy pricing models, and delivering scalable real-time and historical pricing platforms. Operating at the intersection of technology, quantitative models, and trading stakeholders.

Experience

Now

Mar 2021

Pricing Team Lead / Senior Developer

All Options International, Amsterdam, The Netherlands

All Options is a derivatives trading company specialized in options market making. I work within the core technology department responsible for pricing, market data, and trading infrastructure.

Market Data & Historical Systems (2025–Present):

Currently leading the introduction of a historical pricing and market data platform to support research, calibration, and trading analysis.

Designed a horizontally scalable, sharded architecture using ScyllaDB to handle large volumes of historical market data.

Leadership & Strategy (2023–Present):

Built and led the Pricing Team (4+ developers), responsible for the design, delivery, and long-term ownership of the company’s pricing applications.

Acted as manager until 2025, I am now technical lead, and main point of contact for trading and quantitative stakeholders.

Pricing Platform Modernization (2022–Present):

Designing and maintaining a real-time pricing framework based on Vola Dynamics, used for single-stock and index options across European and US markets. Successful decommissioning of the legacy pricing model.

Introduced Rust into the pricing ecosystem, defining best practices and using it for performance-critical and safety-sensitive components.

2020

Software Developer Apprentice

Safran Electrical & Power, Interconnection Systems Eurasia, Design Office, Blagnac, France

Education

2020

Robotic and Interactive Systems Engineering Master's Degree

UPSSITECH, Université Paul Sabatier, Toulouse, France

2017

Electrical and Industrial Computer Sciences Professional Bachelor's Degree

IUT A, Université Paul Sabatier, Toulouse, France

Skills

Systems Engineering

Design and development of low-latency, high-reliability systems for trading and pricing.

Strong focus on abstraction, separation of concerns, profiling, and performance analysis.

Daily use of Linux, C++17, Rust, CMake, and Python.

Experience with NoSQL databases: Redis, ScyllaDB, InfluxDB.

Project & Team Management

Full ownership of building, structuring, and scaling a small engineering team, from initial hiring and onboarding to day-to-day execution.

End-to-end project management: requirements gathering, architecture design, delivery planning, production rollout, support, and handover.

Strong experience in technical leadership, including system design decisions, code reviews, mentoring, and continuous skill development.

Ability to define team processes, prioritize work, and ensure reliable delivery under tight trading and business constraints.

About me

I have a truly international profile, grew up in south-east Asia, studied in France and now living in The Netherlands.

I like photography, snowboarding, kitesurfing and socializing after work.

Native French, fluent in English.

Mail: alexandredlsb@gmail.com

Phone: +33 7 83 89 52 43