Bluetooth Developer

Location: Chennai
Department: Connectivity / Bluetooth
Experience: 4–8 Years
Employment Type: Full time
Reports To: Technical Lead / Manager – Connectivity

Job Summary

We are looking for an experienced Bluetooth Developer to design, develop, integrate, and validate Bluetooth features for automotive infotainment and connectivity platforms.

The role involves working on Android/Linux Bluetooth stacks, Bluetooth Classic and BLE profiles, audio and telephony, interoperability, performance optimization, and complex issue debugging. The candidate will collaborate with cross-functional teams including Telematics, Platform, UI/UX, Validation, Chipset Vendors, and OEM teams to deliver reliable Bluetooth solutions for production programs.

Key ResponsibilitiesBluetooth Stack Development & Integration
- Develop, customize, integrate, and maintain Bluetooth stack components such as Android Fluoride, BlueZ, or OEM Bluetooth stacks.
- Implement and enhance Bluetooth profiles including:
- HFP – Hands-Free Profile
- A2DP – Advanced Audio Distribution Profile




- AVRCP – Audio/Video Remote Control Profile
- PBAP – Phone Book Access Profile
- MAP – Message Access Profile
- HID – Human Interface Device
- PAN – Personal Area Networking
- SPP – Serial Port Profile
- BLE GATT profiles and services
- Work on Android Bluetooth Framework, Bluetooth Service, HAL, and native stack layers.
- Design, implement, and modify software components based on product requirements.
- Analyze existing architecture and contribute to design and implementation improvements.

Bluetooth Audio & Telephony
- Develop and debug Bluetooth audio and telephony features.
- Work on audio routing, SCO/eSCO connections, codec configuration, and Bluetooth audio performance.
- Debug issues such as:
- Audio stuttering
- Incorrect playback speed
- Audio delay and synchronization issues
- One-way audio
- No audio during calls
- Call connection and disconnection issues
- Optimize Bluetooth audio latency, b

📌 Bluetooth Developer (Chennai)
🏢 Crabtel Communication & Services
📍 Chennai