During March 2026, this developer contributed to the arendst/Tasmota repository by addressing a critical bug in the deep sleep timing calculation for embedded systems. They corrected the data type used in the ULP.sleep() function, ensuring microsecond calculations aligned with ESP-IDF’s esp_sleep_enable_timer_wakeup API. This fix eliminated timing drift, resulting in more reliable wakeup behavior and improved battery life for devices running Tasmota firmware. The work demonstrated proficiency in C++ and embedded firmware development, with careful attention to low-level timing and power management. Their approach enhanced both the technical accuracy and maintainability of the codebase, reflecting strong engineering depth.