Jacques Gagnon
Embedded Software Developer at Effenco
Pointe-Claire, Quebec, Canada
Summary
🤩
Rockstar🎓
Top SchoolJacques Gagnon is a senior embedded software developer with 15 years of hands-on experience across bare-metal MCUs, u-boot, Linux kernel, FreeRTOS and Yocto-based platforms. He has delivered low-level firmware and drivers for diverse architectures (ESP32, STM32H7, NXP i.MX6/i.MX8, PIC, TI) and has led embedded teams while owning board bring-up, bootloader/kernel customization and production debugging. His contributions to the open-source BlueRetro project highlight deep Bluetooth HCI/L2CAP and ESP32 peripheral expertise, reflecting a penchant for protocol-level problem solving. Comfortable moving between C/C++, assembly and Python test automation, he often uncovers and fixes secondary issues while resolving complex root causes. Based in Pointe-Claire, Quebec, he combines pragmatism and curiosity to make hardware-software systems more robust and maintainable.
15 years of coding experience
14 years of employment as a software developer
Bachelor Electrical Engineering, Bachelor Electrical Engineering at École de technologie supérieureDEC Computer Science – Network Administration, DEC Computer Science – Network Administration at Cégep de Chicoutimi
French, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (14)
c1710
firmware10
embedded10
bluetooth-le10
btle10
c1110
bluetooth-low-energy10
sys10
bluetooth10
hal9
abstraction-layer9
l2cap9
i2c9
esp329
Programming languages (11)
Github contributions (5)
darthcloud/BlueRetro
Jul 2019 - Jan 2023
Multiplayer Bluetooth controllers adapter for retro video game consoles & computers
Role in this project:
Back-end Developer & Embedded Systems Engineer
Back-end Developer & Embedded Systems EngineerContributions:57 releases, 3 reviews, 970 commits in 3 years 6 months
Contributions summary:Jacques contributed to Bluetooth adapter firmware by implementing and refactoring core Bluetooth Host Controller Interface (HCI) and L2CAP protocol handling. They introduced support for parsing and managing various Bluetooth protocols, including Service Discovery Protocol (SDP), and handling connection requests, encryption, and pairing. The user demonstrated proficiency in low-level system programming through interactions with the ESP32's hardware peripherals, including UART and GPIO.
bluetoothmultiplayerdreamcastnintendo-64gamecube
darthcloud/BlueRetroRoot
May 2020 - Jan 2023
Root repository to sync esp-idf and BlueRetro version
Contributions:59 commits, 99 pushes, 2 branches in 2 years 8 months
esp-idf
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