2 500 $
Пов ний робочий день, Для переселенців з України
~3+ years of experience in embedded C/C++ development (STM32, ESP32, or similar MCUs). ~ Hands-on experience with RF modules (LoRa/SX127x) and understanding of FHSS/PRNG principles for hopping. ~ Solid knowledge of modern cryptography , including: AEAD (ChaCha...