Vladimír Matěna
Software Developer at Prusa Research
Prague, Prague, Czechia
Summary
🤩
Rockstar🎓
Top SchoolVladimír Matěna is a seasoned software developer based in Prague with 15 years of experience focused on embedded systems and IoT. Currently at Prusa Research, he has driven low-level firmware work for flagship Prusa 3D printers, notably overhauling ESP32 WiFi integration, DMA-based UART reads, bootloader/flash management, and ALTCP/LwESP networking layers. He pairs rigorous academic training—a PhD candidate background in Software Systems from Charles University—with practical product engineering, bridging research-level thinking and production constraints. Vladimír’s contributions to the widely used Prusa firmware highlight his ability to improve reliability and performance in constrained devices. Beyond typical firmware tasks, he excels at rearchitecting communication stacks and integrating peripheral subsystems, making him a go-to engineer for complex embedded networking challenges.
15 years of coding experience
Doctor of Philosophy - PhD, Software Systems, Doctor of Philosophy - PhD, Software Systems at Charles University in Prague
English, Czech
Github Skills (14)
uart10
esp3210
embedded10
c-language10
serial-communication10
cprogramming-language10
sys10
dma9
networking9
wifi9
3d-printer9
freertos9
firmware9
socket9
Programming languages (5)
Github contributions (5)
prusa3d/Prusa-Firmware-Buddy
Jun 2021 - Jan 2023
Firmware for the Original Prusa MINI, Original Prusa MK4, Original Prusa XL and Prusa CORE One 3D printers by Prusa Research.
Role in this project:
Embedded Systems Engineer / IoT Developer
Embedded Systems Engineer / IoT DeveloperContributions:67 reviews, 80 commits, 48 PRs in 1 year 7 months
Contributions summary:Vladimír primarily contributed to the firmware for a 3D printer, specifically focusing on the ESP32-based WiFi module. They implemented and improved the integration of the ESP32 with the main board, adding support for sockets, UDP communication, and WiFi functionality using the ESPIF (ESP Interface) approach. Their work involved extensive modifications to the low-level ESP communication layer, including DMA-based UART reads, bootloader and flash memory management, and a complete overhaul of the ALTCP/LwESP integration with a focus on the new ESPIF implementation.
prusafirmware3d-printerprinterprusa-mini
d3scomp/ParkingPlaceScanning
Dec 2016 - Sep 2018
Contributions:78 pushes, 3 branches in 1 year 9 months
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