Perform functional, integration, and regression testing of embedded software
Create and maintain test documentation (checklists, test cases, and bug reports)
Participate in release planning and synchronization meetings with the development team
Collaborate closely with developers, architects, and other QA engineers
Identify, log, and track defects until resolution
Contribute to the overall product and process quality according to company standards

2+ years of experience as a Manual QA Engineer in embedded or firmware projects
Solid knowledge of testing methodologies and ability to write test cases and reports
Experience with bug tracking and test management systems
Basic hardware skills (flashing, setup, and diagnostics)
Experience with Unix platforms
Experience in network (understanding of TCP/UDP)
Experience with sniffers and debugging tools (ex. Charles, Wireshark)
Knowledge or experience with Modbus RTU/TCP/IP (protocol understanding, device testing, communication checks)
Knowledge or experience with EEBUS (energy management communication standard, interoperability testing, smart grid communication)
Hands-on electronics experience, including:
- flashing and debugging hardware
- soldering PCBs and performing small-scale repairs
Knowledge or experience with Zigbee:
- protocol layers (APS, NWK, MAC), roles (coordinator, router, end device)
- network setup, pairing/unpairing, stability testing
- analysis with Zigbee sniffers (Wireshark)
- testing scenarios: OTA updates, connection recovery, stress testing with multiple devices
Embedded Linux testing: CLI skills, log analysis (dmesg, journalctl, systemctl), networking (ping, tcpdump, Wireshark)
Firmware debugging: bootloader (U-Boot), flashing, boot log analysis
Experience in API testing (Postman, Bruno)
Upper-Intermediate level of English

Test Engineer (IoT)

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