Oleksandr T.
Senior Embedded Systems Engineer
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Oleksandr T. is an accomplished Electronics & Electrical Engineer with over seven years of experience specializing in embedded systems and RTOS-based firmware. With expertise in C/C++ programming, he has developed sophisticated embedded systems for microcontrollers and Linux platforms and is proficient in low-level device driver development, including SPI, I2C, CAN, and UART interfaces. His work in the avionics and IoT sectors has seen him collaborate extensively with hardware engineers on system integration and board bring-up processes. Notably, at SoftElectro Systems, he designed embedded systems using STM32/ESP32 platforms, developed prototypes, and performed integration testing. He also contributed to the development of UAV platforms, focusing on telemetry and wireless communication modules. At Nikma Engineering, he played a key role in leading IoT device projects, enhancing firmware portability through modular Hardware Abstraction Layers, and implementing cellular and long-range radio solutions. His academic foundation is rooted in a degree from Igor Sikorsky Kyiv Polytechnic Institute.
Experience
Electronics Engineer
SoftElectro Systems · 2021 — 2025Designed embedded systems utilizing STM32/ESP32 and wireless modules. Owned the Linux BSP bring-up for custom ARM compute modules (NXP i.MX family), addressing U-Boot, kernel configuration, device tree enablement, and low-level driver integration for CSI cameras, I²C/SPI devices, GPIOs, and SD/eMMC storage. Developed hardware and firmware solutions for Wi-Fi, BLE, and ZigBee. Created schematics, multilayer PCBs, and prototypes ready for production. Conducted integration testing and optimization. Developed low-level firmware in C/C++, writing device drivers for SPI, I2C, UART, and CAN peripherals, guided by hardware datasheets. Collaborated with electrical engineers during board bring-up, validating hardware interfaces with oscilloscopes and logic analyzers while implementing HAL layers to manage hardware-specific functionality. Contributed to embedded platforms related to UAVs, focusing on telemetry, wireless communication modules, and system diagnostics for autonomous and remote applications.Electronics Device Developer
Nikma Engineering · 2016 — 2020Led the development of IoT and embedded devices from initial concept to prototype. Created firmware for microcontrollers using C/C++, including peripheral drivers and RTOS-based applications. Implemented Zephyr RTOS on NRF52840 platforms. Integrated cellular modules (SIM800 / GSM) and long-range radios (LoRa) with microcontroller firmware, managing AT-command stacks and RF power control. Developed FreeRTOS firmware for STM32 systems, facilitating sensor data collection and telemetry transmission to MQTT servers via cellular modules. Designed OTA firmware update systems utilizing HTTP/HTTPS for remote IoT devices. Built modular Hardware Abstraction Layers (HAL) to enhance firmware portability across various hardware revisions. Worked closely with hardware engineers on schematics review and validation of sensor and SPI/I2C device integration during prototype bring-up.PCB Designer
PCB Piezotronics, Inc. · 2013 — 2015Produced high-quality PCB designs under tight deadlines, ensuring compliance with DFM/EMC standards while minimizing revision cycles. Designed multilayer PCBs (4–8 layers) for embedded Linux systems, incorporating PMICs, Ethernet PHYs, CSI camera interfaces, RF modules, and high-speed peripherals. Collaborated with firmware and hardware teams to guarantee appropriate routing for interfaces such as SPI, I2C, and CAN. Employed EMI-aware layout practices critical for mixed-signal and RF systems used within industrial and embedded platforms.
Skills & Expertise
Education
- Bachelor’s Degree in Electrical, Electronic and Communications EngineeringIgor Sikorsky Kyiv Polytechnic Institute · 2008 — 2012