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Infotree Global Solutions career site
Poland · Fully Remote

Bluetooth Low Energy Investigation Engineer (Windows)

About the role:

Investigate and diagnose issues related to unstable Bluetooth Low Energy (BLE) connections on Windows-based computers, with a focus on:
-connection drops
-instability with multiple concurrent BLE connections
-GATT notification latency and packet loss

The role requires an in-depth analysis of the Windows BLE stack, including:
-Bluetooth drivers (driver/firmware level)
-WinRT BLE API
-interaction between applications and the system Bluetooth stack

Bluetooth Driver Analysis:
-analyze BLE drivers provided by nRF Nordic chipset vendors
-investigate controller firmware limitations
-analyze HCI-level behavior (USB / PCIe transport)

WinRT BLE API Analysis:
-analyze usage of: Windows.Devices.Bluetooth, Windows.Devices.Bluetooth.GenericAttributeProfile
-identify issues caused by: asynchronous WinRT execution model,  serialization of GATT operations, API limitations (lack of control over BLE connection parameters), provide architectural recommendations for application-side changes

Debugging and Diagnostics:
-analyze Windows system logs: Event Viewer, Bluetooth ETW traces,
-use diagnostic tools such as: Bluetooth LE Explorer, Windows Performance Recorder / Analyzer, correlate application-level events with driver and stack behavior

Windows
-solid understanding of: Windows Bluetooth stack architecture, differences between Win32 and WinRT,
-practical experience with: WinRT BLE APIs, BLE integration in desktop

Locations
Poland
Remote status
Fully Remote
Picture of Justyna Kasperowicz
Contact Justyna Kasperowicz Research Consultant IT – Business Development & Recruitment

About Infotree Global Solutions

 

At Infotree, meeting your career needs is a top priority. Client satisfaction is largely dependent on the resources we can provide, and we take pride in our delivery. We have a supportive team in place to give quality people a chance to grow and challenge themselves in their roles which has resulted in that we have placed many employees in positions that have grown into lifelong careers.

We have a team of dedicated recruiters and consultant care representatives that are committed to your success and well-being. Check out our open roles to get started.

Infotree Poland Sp. z o.o. is part of Infotree Global Solutions. Agency number: 15970.

Founded in 2002
Co-workers More than 5000
Poland · Fully Remote

Bluetooth Low Energy Investigation Engineer (Windows)

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