Bluetooth Developer

Designation / Position: Bluetooth Developer

• Develop, customize, and integrate Bluetooth stack components (Fluoride stack/BlueZ or OEM BT stack).
• Implement and extend BT profiles such as:
• Hands-Free Profile (HFP)
• Advanced Audio (A2DP/AVRCP)
• Phonebook Access (PBAP)
• Message Access (MAP)
• HID, PAN, BLE GATT profiles
• Work on Android framework/BT service and HAL layer modifications.
• Update or create a design for Implementation or modification.

• Work on audio path routing, SCO/eSCO handling, and BT audio performance tuning.
• Debug audio issues like:
• Stutter
• 1.5/2 speed playback
• Delay or sync issues
• Call audio one-way/no audio
• Optimize latency, bandwidth, and codec performance (SBC/AAC/aptX LC3).

• Develop and integrate BLE profiles and GATT services.
• Work with BLE privacy, random/static addresses, pairing/bonding, and reconnection strategies.
• Develop BLE scanning/advertising and coexistence strategies with Wi-Fi.

• Debug BT/Wi-Fi coexistence issues.
• Analyse connection drops, pairing failures, and reconnection behavior.
• Work on RF parameters, HCI command/response flows, and link quality behavior.

• Use tools such as:
• HCI snoop logs, Bluetooth HCI logs, Bluetooth Air Sniffer logs
• btmon/btsnoop, adb/logcat
• QXDM (for modem/BT integrated chipsets)
• Perform root cause analysis for complex field/issues from OEM/customer.
• Interact with chipset vendors (Qualcomm, Mediatek, CSR, TI, etc.) for bug resolution.

• Support Bluetooth IOP testing with various phones (Android/iOS).
• Ensure compliance with Bluetooth SIG requirements.
• Support BT certification cycles and required documentation.

• Participate in code reviews, unit testing, and integration testing.
• Ensure compliance with automotive quality processes (A-SPICE).
• Support Scrum/Agile development activities and deliverables.

• Work Experience Required 3+ Year
• Qualification Any Graduate
• Job Location: Chennai
• Industry Type: Software Product
• Functional Area: IT & Information Security
• Hiring For: IT Industry

• Ble
• Android
• Java