Julien Bernard
QA Project Manager at Sagemcom
Paris, Ile-de-France
Summary
👤
Senior🎓
Top SchoolJulien Bernard is a QA project manager with nine years of hands-on experience in embedded systems, audio validation, and automation, currently leading QA at Sagemcom in Paris. Trained at ECE Paris with an international semester in Korea, he blends strong engineering fundamentals with practical expertise in Python, Bash, Linux and model-based validation. He has built automation toolchains for V2X testing at Toyota and developed audio calibration and validation frameworks for voice assistants across set-top boxes and sound devices. Julien also contributes to performance-sensitive open-source work, improving input latency and hot‑swap support in the project-slippi/Ishiiruka GCAdapter component, reflecting his interest in hardware-software integration. Comfortable moving between hands-on scripting and team leadership, he has a proven track record of turning complex validation requirements into repeatable, automated processes. Colleagues describe him as detail-oriented and curious, often proposing novel automation methods to streamline testing workflows.
9 years of coding experience
5 years of employment as a software developer
Engineer Degree Embedded Systems - Autonomous and Networked Vehicle, Engineer Degree Embedded Systems - Autonomous and Networked Vehicle at ECE. Ecole d'ingénieurs. Engineering School.Preparatory Class for Prestigious Engineering School Engineering Techniques and Sciences, Preparatory Class for Prestigious Engineering School Engineering Techniques and Sciences at Colbert Tourcoing High SchoolInternational Semester Electronic Engineering, International Semester Electronic Engineering at Kyungpook National UniversityBAC STI2D Systèmes d'Information & Numérique, BAC STI2D Systèmes d'Information & Numérique at Lycée Saint-Joseph Hazebrouck
French, English, Spanish, Korean
Github Skills (8)
system10
c-language10
cprogramming-language10
performance-optimization10
sys10
libusb10
real-time-systems10
wxwidgets5
Programming languages (3)
Github contributions (5)
project-slippi/Ishiiruka
Aug 2020 - May 2021
Role in this project:
Back-end Developer & Performance Engineer
Back-end Developer & Performance EngineerContributions:1 review, 22 commits, 8 PRs in 8 months
Contributions summary:Julien primarily focused on improving input latency and stability within the GCAdapter component, a core part of the project. They implemented a timing reconstruction algorithm and optimized USB polling mechanisms to reduce input lag. Furthermore, the user addressed adapter payload size issues and added hot-swapping support, indicating a focus on hardware interaction and performance. They also added tooltips and a warning popup to the GUI configuration for 59.94/60Hz.
JulienBernard3383279/Kristal
Mar 2021 - Aug 2022
Contributions:121 commits, 5 PRs, 102 pushes in 1 year 5 months
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