Embedded QA Engineer (Warsaw) (freelance)

We are looking for an Embedded QA Engineer to join Yalantis and work on IoT solutions involving embedded devices, firmware, hardware components, mobile applications, backend services, and APIs.

The main focus will be on embedded testing, firmware-level validation of hardware devices, and ensuring the quality, stability, and performance of IoT solutions.

Responsibilities:

• Design, develop, and execute test plans and test cases for embedded devices;
• Conduct environmental testing to validate performance in various temperature ranges and varying humidity levels — Debug and troubleshoot hardware/software issues in embedded systems
• Document test procedures, results, defects, and quality metrics in detail
• Collaborate with firmware, hardware, ML, and software development teams to identify and resolve issues
• Participate in design reviews and provide QA input during product development phases

Skills & Qualifications:

• 3+ years of experience in QA/testing of embedded systems
• Strong understanding of embedded systems architecture and firmware testing methodologies
• Hands-on experience with logs.
• Hands-on experience of testing a full-cycle IoT solution ( embedded system, mobile application, web application )
• Familiarity with hardware debugging tools (oscilloscopes, logic analyzers, multimeters)
• Understanding of environmental testing standards and procedures
• Knowledge of communication protocols used in embedded systems (I2C, SPI, UART, USB, Ethernet)
• Strong analytical and problem-solving skills with attention to detail
• Experience with performance testing and optimization of embedded devices
• Experience with bug tracking and test management tools (JIRA, TestRail, or similar)
• Excellent communication skills and ability to work collaboratively in cross-functional teams.

Nice To Have:

• Experience with Linux/RTOS embedded environments
• Experience with Machine Learning algorithm testing
• Experience with industrial equipment and systems
• Experience in testing mobile devices or web applications

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