Geoffroy Couprie Email & Phone Number

Geneva, Geneva, CH

My consulting engagements focus on early stage projects kickstarting their practice on software security, networking or Rust development. I put the team on the rails towards releasing a safe and efficient product.The missions intervene at multiple steps of product development:- business planning- preparing the project pitch- specification- teaching.

Gentilly, Idf, FR

Technologies: C, C++, Python, Lua, NSIS, Git, CeGCC, Windows, LinuxAs a developer for VideoLAN, I maintain the Windows and Windows CE ports, and develop new features, such as:*MTP (Media Transfer Protocol) support*website parsers*Windows 7 integration (VLC media player obtained the "Compatible with Windows 7" logo)*crash reporting*audio filters

Gentilly, Idf, FR

DxVA integration in VLC media playerI was funded again by Google to work on VLC media player, this time on the development of a new plugin to decode video using the graphic card.This plugin uses the DxVA API (Windows) and Component Object Model development to interact with the GPU.C, Component Object Model, video

Gentilly, Idf, FR

Windows CE port of VLC media playerI was funded by Google to work on an open source project: VLC media player. My task was the port of VLC media player on Microsoft Windows CE. This task included some bug fixing on 3 year old code and recompiling a lot of libraries for Windows CE ARM platforms.

San Francisco, California, US

* Developed the high performance GraphQL Router, with a particular focus on security, performance and networking protocols https://github.com/apollographql/router* Tech lead on cross team project initiatives like authorization and caching in the Router* close collaboration with enterprise customers on high stake deployments of the Router

Nantes, FR

* designed and developed a high performance HTTP proxy in Rust called Sozu, that is used as load balancer for the entire Clever Cloud hosting infrastructure: https://github.com/sozu-proxy/sozu* started the Biscuit tokens project, a cryptographically verified bearer token supporting offline attenuation. I am now developing this project outside of Clever.

Teaching 4th and 5th year students about:- Android development- cryptography- multithreading

Development of a strong authentication solution based on the Digital DNA technology (hardware fingerprinting):*Design and architecture of the security model (PKI, challenge/response, etc)*browser plugins: Firefox, Chrome, Internet Explorer, Safari, for Windows, Mac and Linux*credential provider for Windows Vista/7/2008*Remote Desktop Add-In (virtual.

Preparation and management of the Nice Startup Weekend of 2012Participation to multiple Startup Weekend since December 2010:-Marseille (December 2010): developer for project Mondokiddo - linking parents, children and teachers through a website managed by the school - http://www.mondokiddo.com/uk/-Sophia Antipolis (March 2011): leader of project Iliraa.

C++/Linux/Oracle development for Amadeus-development of a web interface for a rights management application-Application of Scrum methodology

Bezons, FR

-Evaluating state of security in SIP systems-Vulnerability research-Study of IBE (Identity Based Encryption)-Contribution of a patch to Kamailio (open source SIP server) to support certificate revocation lists

Bezons, FR

Internship in Bruxelles, in BanksysVulnerability research on payment systems and POSDevelopment of tests for compliance with PCI PTS

Villeneuve d'Ascq, FR

Software configuration management.I worked part time on the development process of Softthinks products. It involved recompiling all the products using same libraries (and fixing the code to use them), fixing the building toolchain and store all the sources in the same repository.Then, I contributed to the development of an application lifecycle management.

Castelanne is a chocolate factory in Nantes, where I worked as IT technician. I had to install and deploy an ERP.I worked with a student from the Ecole Centrale de Nantes.

For my first internship in Centrale Lille, i worked at Creib OMR as network technician. I did test and monitoring on the LAN of this company.