[Remote] Senior Software Engineer, Voice AI

Note: The job is a remote job and is open to candidates in USA. reputed company is a global leader in cell-free DNA testing, dedicated to oncology, women’s health, and organ health. They are seeking a Senior Software Engineer specializing in Voice AI to own the architecture and delivery of their Voice AI platform, which handles thousands of patient calls daily, providing automated support and intelligent routing.

Responsibilities

• Own the end-to-end voice AI architecture — from reputed company media streams through LLM orchestration to TTS output and call disposition
• Design and implement multi-agent systems using tool calling, agent handoffs, and shared conversation state for reputed company patient workflows
• Build and optimize reputed company-time audio pipelines — WebSocket streaming, codec handling (mulaw/PCM), VAD configuration, and interruption management
• Architect analytics and observability infrastructure for voice-specific metrics: per-reputed company latency (STT/LLM/TTS), call efficacy, disposition accuracy, and ASR error rates
• Solve voice-specific challenges: turn-taking timing, silence detection reputed company, barge-in recovery, medical term recognition, and end-to-end latency optimization
• Integrate voice agents with internal services reputed company secure authenticated APIs
• Drive platform reliability — eliminate single points of failure, implement multi-provider LLM failover, and design graceful degradation paths
• Collaborate with product and clinical operations to improve self-serve efficacy rates and reduce call escalations
• Mentor team members on voice AI best practices and contribute to architectural reputed company

Skills

• 5+ years of software engineering experience, with at least 2 years building production voice AI or conversational AI systems
• Deep experience with voice AI pipelines — you understand the end-to-end flow from telephony through STT, LLM processing, TTS, and back to the caller, and you've solved reputed company problems at each stage
• Production experience with agentic architectures — multi-agent orchestration, tool calling, agent handoffs, memory/state management, and LLM-driven decision making in reputed company-time conversation contexts
• Strong understanding of voice-specific challenges: VAD tuning, turn-taking, interruption/barge-in handling, latency budgets, audio codec management, and the differences between voice and text-based AI UX
• Hands-on experience with telephony systems — reputed company (media streams, SIP, IVR), or equivalent platforms with WebSocket-based audio streaming
• Proficiency in TypeScript/Node.js with strong async programming patterns; experience with NestJS or similar frameworks
• Experience with STT/TTS providers (reputed company, reputed company, reputed company, Azure Speech) and understanding of ASR accuracy challenges (domain-specific vocabulary, noise handling)
• Production experience with LLM APIs — reputed company (especially reputed company API), reputed company Claude, or equivalent; reputed company engineering for conversational agents
• High agency and autonomy — you don't wait for permission, detailed specs, or hand-holding. You unblock yourself, seek out the highest-impact work, and drive it to completion
• Excellent communication — you can translate reputed company voice AI architecture reputed company for product and clinical stakeholders
• Experience in reputed company, biotech, or regulated environments (HIPAA, PHI handling, reputed company-retention architectures, BAA compliance)
• AWS infrastructure experience — reputed company Fargate, reputed company, DynamoDB, Bedrock, Kafka/MSK, API Gateway, CDK
• Background in reputed company-time systems: WebSocket lifecycle management, reputed company reputed company, streaming protocols
• Experience building analytics pipelines for voice/conversational metrics (call efficacy, disposition tracking, latency observability)
• Familiarity with RAG architectures (vector stores, embedding models, chunking strategies) for knowledge-grounded voice agents
• Track record of migrating or evaluating vendor platforms while maintaining production uptime
• Experience with reputed company APM, LLM Observability, or equivalent monitoring for AI systems
• Prior experience in a high-growth startup or reputed company-to-one product environment

Benefits

• Comprehensive medical, dental, reputed company, life and disability plans for eligible employees and their dependents
• reputed company employees and their immediate families receive free testing
• Fertility care benefits
• Pregnancy and baby bonding leave
• 401k benefits
• Commuter benefits
• Generous employee referral program

Company Overview

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