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Software engineer, specialized in fullstack complex web applications with WebGL integration. I am used to work with scientists and artists, but I also worked 15 years for a private bank. You can check my portfolio here: _Website not available. Sign in: https://www.twine.net/signup_…

Fabien PETITJEAN

Full Stack Developer, Web Developer, Front-End Developer, +3

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Software engineer, specialized in fullstack complex web applications with WebGL integration. I am used to work with scientists and artists, but I also worked 15 years for a private bank. You can check my portfolio here: _Website not available. Sign in: https://www.twine.net/signup_…

Available to hire

Software engineer, specialized in fullstack complex web applications with WebGL integration.
I am used to work with scientists and artists, but I also worked 15 years for a private bank.

You can check my portfolio here: Website not available. Sign in: https://www.twine.net/signup

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

French

Fluent

Italian

Fluent

English

Advanced

Work Experience

Fullstack Developer at Open Brain Institute

January 1, 2025 - Present

Designed and implemented landing pages following UX/UI designs; contributed to frontend and backend tooling using TypeScript, React, WebGL, Next.js, Node.js and Python 3.

Visualization Engineer at Blue Brain Project (EPFL)

July 1, 2019 - December 31, 2024

Worked in the Visualization Team to provide tools for visual validation of brain models. Built Circuit Studio (3D brain viewer) with WebSocket/JSON-RPC communication; Open Brain Platform; Hippocampus Hub; OpenDeck Controller; and related coordinates validation.

Co-Founder / Volunteer Software Developer at trail-passion.net

January 1, 2006 - Present

Non-profit association focusing on outdoor software. Key projects include Circuits (mobile app), TrailPassion website with maps, and a race timer system; technologies include PHP, MySQL, Leaflet, OpenStreetMap, WebGL, Python 3, Node.js, Docker, and SRTM.

Software Developer at Lombard Odier Private Bank

June 1, 2006 - June 30, 2019

NegoceIDL: JAVA program parsing IDL files and generating VB6, C#, C++ for clients. AntiRegressor: regression test software for CORBA servers with a visual programming interface. Generic Reports: XML/XSLT-based reporting with LaTeX for PDF outputs. SalesOrders & VNegoce: orders management in VB6, C#, C++. Fair allocation: prototyped in Python, implemented in C++ and VB6.

Software Engineer at SOLOG (Switzerland)

May 1, 2003 - May 31, 2006

DB migration project; rewritten 500 SQL queries for a major schema change; lexer/scanner automation. Market Orders Packaging; MERCATOR; SQL.

Software Engineer at Reuters

July 1, 2002 - April 30, 2003

PermLib: Asynchronous C++ library delivering quotes and permissions on RIC instruments (Tibco RendezVous, RogueWave, STL). QuoteAnalyser: tools to test models for quote variations.

Web Developer at SOLOG (Switzerland)

July 1, 2001 - June 30, 2002

Developed web sites for ITC/ONU, Euronews and SITA in Geneva; HTML, CSS, Javascript, PHP.

Web Developer at SOLOG (France)

September 1, 2000 - June 30, 2001

SOLOG website: coding and design; HTML, CSS, Javascript, PHP.

Web Developer at ATOS Origin

December 1, 1999 - August 31, 2000

E-Deploy: large-customer procurement website (HP, BT, SNCF, etc.); HTML, CSS, Javascript.

Software Developer at INSERM

July 1, 1996 - November 30, 1999

MATIS: Graphical language for connecting nodes to execute on Matlab servers (Matlab, Visual Basic, ASP).

Web Developer at Open Brain Institute

January 1, 2025 - Present

Spin-off of the Blue Brain Project. Responsible for building landing pages and implementing UX/UI designs to present the Open Brain Platform to the scientific community.

Visualization / Frontend Engineer at Blue Brain Project (EPFL)

July 1, 2019 - December 1, 2024

Worked in the Visualization Team to provide tools for visual validation of brain models. Projects include Circuit Studio (3D viewer of mouse brain using data rendered on a supercomputer and communicating via WebSocket/JSON-RPC), Open Brain Platform (summary app for 18 years of BBB), Hippocampus Hub (companion website for a publication), OpenDeck Controller (smartphone remote control web app for a very large semi-circular screen), and Hippocampus coordinates (visual validation of a curved coordinates system).

Software Developer at TrailPassion

January 1, 2006 - Present

Founding member of a non-profit association dedicated to outdoor software development. Built Circuits (mobile app for iOS & Android) sold to a tourist office, with content updated via a web interface; developed the TrailPassion website and a race timer system for mountain races.

Software Engineer at Lombard Odier Private Bank

June 1, 2006 - June 1, 2019

Developed NegoceIDL (Java program parsing IDL files from CORBA servers and generating client code in VB6/C#/C++), AntiRegressor (visual regression testing for CORBA servers), Generic Reports (XML/LaTeX-based report generator producing HTML, Excel, LibreOffice XML, and PDF), SalesOrders & VNegoce (orders management in VB6, C#, C++), and Fair Allocation (prototype in Python later implemented in C++/VB6).

Software Developer at SOLOG (Switzerland)

May 1, 2003 - May 1, 2006

DB migration: rewrote more than 500 SQL queries due to a deep change in the DB schema; lexer/scanner to automate the migration; Market Orders Packaging project with MERCATOR and SQL.

Mathematical Tools Integrating System (MATIS) Developer at INSERM

July 1, 1996 - November 1, 1999

MATIS: Graphical language where the user connects nodes and the system executes them on MATLAB servers on the local network. Matlab, Visual Basic, ASP.