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Backend Software Engineer - Engine Team (Voice Agent)

💼 Full-time🗓 2026-06-25

Core

Design and implement secure, robust, and scalable services for speech processing and voice agent product development.

Role type

Senior backend software engineer (voice AI infrastructure)

Builds

Scalable speech processing services, telephony integrations, and RAG system connectors

Domain

Voice AI, speech-to-text, text-to-speech, real-time APIs

Deliverable

production ML models | product features | infrastructure

Required skills

backend service design, speech processing, model orchestration, networking, observability, debugging complex concurrent systems, rapid customization, cross-functional collaboration

Preferred skills

experience with telephony providers, RAG systems, in-house and open-source AI models

Technologies

speech processing frameworks, telephony APIs, RAG systems, AI model orchestration tools

Responsibilities

Improve core inference services in networking, speech processing, and model orchestration; Develop integrations with AI models for perception and conversational dynamics; Debug complex system issues involving networking and scheduling; Customize backend services for customer needs; Partner with cross-functional teams to deliver scalable software solutions

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