KKAMELEON

HFT Quantitative Researcher · Exited Founder

Sylvain Girard

Co-founder and former CTO of Safe Sign Technologies, acquired by Thomson Reuters in 2024.

Selected results LinkedIn

Profile

About

I am an HFT quantitative researcher based in London and an exited founder. I co-founded and served as CTO of Safe Sign Technologies until its acquisition by Thomson Reuters in 2024.

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Education

2022 MSc Finance and Economics London School of Economics
2023 Engineering degree Télécom Paris - Data Science & Cybersecurity

Career

Selected experience

  1. High-Frequency Trading Quantitative Researcher

    May 2024 - Present

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    Confidential quantitative research role in high-frequency trading.

  2. Co-founder & Chief Technology Officer

    March 2023 - August 2024

    Safe Sign Technologies

    Built legal-specific AI systems. Safe Sign was acquired by Thomson Reuters in August 2024.

    Acquisition announcement

Synthetic market replay

Kkameleon changes with the flow

Order book

00:00.0
Last100.00
Spread1.0 bp
Imbalance50% bid
1.0 bp spread
Mid-price 100.00

Selected work

Selected results

More results

Competitive security

Rankings

Public profiles and current standings.

#1 Root-Me Global rank #224 CryptoHack 13,375 pts

Get in touch

Contact

For research, technical, or security conversations, send a note here or connect on LinkedIn.