RTOS Engineer

4 days ago


Noida, Uttar Pradesh, India Appit Software Solutions Full time ₹ 9,00,000 - ₹ 12,00,000 per year

As an RTOS Engineer, the role involves analyzing, customizing, and integrating the proprietary voice patch engine into Lavas feature phone firmware. Working closely with the Embedded C Engineer and Project Manager is crucial to ensure seamless integration with Unisoc/MediaTek chipsets.

**Key Responsibilities**

  • Reverse-engineer existing firmware to identify integration points for the Bol" voice patch.

  • Customize and optimize RTOS components to support TTS/voice playback features.

  • Integrate audio codecs (e.g., IMA ADPCM) and phoneme mapping within firmware constraints.

  • Perform device-level validation for memory, latency, and power usage.

  • Collaborate with Lava's in-house firmware team for joint reviews and knowledge transfer.

  • Document all RTOS changes, integration notes, and build instructions

.

**Required Skills & Experience**

  • Strong proficiency in RTOS (ThreadX, Nucleus, or similar lightweight kernels).

  • Experience with Unisoc/MediaTek SC6531E/MT6261 or similar 2G/feature phone chipsets.

  • Hands-on knowledge of embedded audio pipelines and low-footprint system design.

  • Proficient in C/Assembly for embedded platforms.

  • 3–6 years of experience in firmware development for embedded/telecom devices.



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