QA and Device Specialist

duvari group

$80K — $95K *
Consumer Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 3+ years of hardware and firmware QA testing experience
  • Experience flashing firmware on embedded devices
  • Hands-on experience with Bluetooth Low Energy (BLE) testing tools
  • Scripting experience with Python, JavaScript, TypeScript, or Shell
  • Strong troubleshooting skills and exceptional attention to detail
  • Able to work onsite in the St. Louis metro area

Responsibilities

  • Perform hands-on testing of connected hardware and IoT devices
  • Flash and validate firmware builds on embedded devices
  • Test Bluetooth Low Energy (BLE) connectivity and device performance
  • Verify firmware updates, including OTA updates
  • Write and maintain test scripts to improve QA efficiency
  • Identify, document, and communicate defects with engineering teams
  • Support production and warehouse technology

Benefits

  • Contract-to-hire with potential for full-time employment
  • Opportunity to work with cutting-edge connected hardware
  • Critical role in ensuring product quality before release
  • Collaborative engineering team environment
Full Job Description
QA & Device Specialist (Hardware/Firmware Testing)

St. Louis, MO (Onsite

Start as a contract consultant with the opportunity to convert to a full-time employee based on performance.

We're looking for a hands-on QA & Device Specialist to test next-generation connected consumer devices. If you enjoy working with hardware, firmware, Bluetooth devices, and embedded systems-and you're the person who catches issues everyone else misses-we want to hear from you.

Please note: This is an onsite role in the St. Louis area.

What You'll Do
  • Perform hands-on testing of connected hardware and IoT devices.
  • Flash and validate firmware builds on embedded devices.
  • Test Bluetooth Low Energy (BLE) connectivity, device performance, and mobile app integrations.
  • Verify firmware updates, including OTA (Over-the-Air) updates.
  • Write and maintain test scripts to improve QA efficiency.
  • Identify, document, and communicate defects with engineering teams.
  • Support production and warehouse technology, including scanners, labeling systems, and fulfillment tools.

What We're Looking For

Required Qualifications
  • 3+ years of hardware and firmware QA testing experience
  • Experience flashing firmware on embedded devices
  • Hands-on experience with Bluetooth Low Energy (BLE) testing tools (such as nRF Connect or Wireshark)
  • Scripting experience with Python, JavaScript, TypeScript, or Shell
  • Strong troubleshooting skills and exceptional attention to detail
  • Able to work onsite in the St. Louis metro area

Nice to Have
  • Experience testing IoT or smart consumer devices
  • OTA firmware validation experience
  • Familiarity with embedded platforms such as ESP32, Nordic, or STM32
  • Experience supporting manufacturing or production testing environments

Why You'll Love This Opportunity
  • Contract-to-hire with the potential to join the team full-time
  • Work with cutting-edge connected hardware and embedded technology
  • Play a critical role in ensuring product quality before release
  • Join a collaborative engineering team where your work has a direct impact

If you're passionate about hardware, firmware, and finding the bugs others miss, we'd love to hear from you.

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