Middle Embedded Software Developer (IoT)
About The Position
Sigma Software is looking for an Embedded Software Developer to join our growing Embedded Software Development team and contribute to the creation of innovative smart beverage solutions. Our Customer is an international company that develops innovative IoT-based smart home and lifestyle solutions, combining user experience, safety, and cutting-edge embedded technologies. The project includes the development of the Curated House System – an innovative smart beverage solution that integrates a user interface, face recognition, beverage dispensing control, OTA updates, and future cloud integrations. The solution combines embedded systems, IoT, UI frameworks, and computer vision to ensure a seamless and intelligent user experience.
Requirements
- 4+ years of experience in embedded software development using C/C++
- Strong knowledge of STM32 (H7/MP1), ARM Cortex-M and familiarity with NXP, TI, SiLabs platforms
- Experience with communication interfaces: UART, I2C, SPI, and Wi-Fi
- Proficiency with networking protocols: MQTT, DNS, DHCP, mDNS, TCP/IP and UDP
- Experience with FreeRTOS or Zephyr
- Experience with embedded graphics framework (TouchGFX)
- Experience with LCD touchscreen integration (capacitive/resistive controllers, drivers)
- Experience with security features (secure boot, checksums, OTA updates)
- Experience with bootloader development and OTA support
- Understanding of cybersecurity in IoT solutions
- Upper-Intermediate level of English
Nice To Haves
- Experience with camera integration (image capture, processing, streaming)
- Experience with face recognition and/or embedded vision SDKs
- Experience with file systems (FatFS, LittleFS) and networking stacks (lwIP or similar)
- Background in fluidics control (pumps, flow sensors, pressure sensors)
Responsibilities
- Design and implement components and drivers (display, camera, sensors, actuators)
- Develop beverage dispensing logic (temperature, pumps, valves, safety)
- Implement and manage secure firmware updates (OTA) over HTTPS
- Develop and optimize embedded user interfaces with LCD touchscreens and graphics libraries
- Code in C/C++, debug, and create documentation
- Perform unit and integration testing on real hardware
- Support QA engineers during validation and troubleshooting
- Participate in planning, estimation, and customer meetings
- Collaborate with architects, security, and compliance engineers
- Ensure adherence to best engineering practices and quality standards
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Education Level
No Education Listed
