Magik · 1 month ago
AI Voice Engineer - Fully Remote
United States
Full-time
Remote
Senior Level
5+ years expMagik is a large B2C eCommerce brand in the health and wellness space, seeking an experienced AI Voice Engineer to develop conversational AI agents for high-volume outbound sales. The role involves integrating voice models, optimizing low-latency responses, and ensuring effective sales conversations through advanced AI techniques.
Retail
Responsibilities
Voice Model Integration: Work hands-on with leading commercial voice platforms like ElevenLabs and integrate with top-tier LLMs like ChatGPT/GPT-5 (and similar commercial models) alongside various promising open-source models to optimize conversation quality and cost
Custom LLM Development: Design, build, and fine-tune custom Large Language Models (LLMs) specifically trained on high-volume phone call recordings to ensure natural, context-aware, and highly persuasive sales conversations
Low-Latency Voice Optimization: Architect and implement solutions to achieve ultra-low latency in AI voice responses, ensuring human-like flow and minimizing response delay over the phone network
System Integration: Seamlessly integrate the conversational AI system with core business infrastructure, including CRM platforms (e.g., HubSpot, Klaviyo) and payment systems for end-to-end transaction handling
Prompt Engineering Mastery: Develop advanced and context-aware prompts to maximize the AI agent's effectiveness, maintain brand voice, and steer conversations toward desired sales outcomes
Guardrail Creation & Maintenance: Implement robust guardrails based on detailed sales scripts, legal requirements, and conversation factors to ensure safe, ethical, and on-brand interactions at massive scale
A/B Testing & Conversion Optimization: Design and execute split testing (A/B testing) protocols within the AI environment to continuously improve conversation flows, prompt effectiveness, and ultimately drive higher AI conversion rates (e.g., booked appointments, sales completion)
Scalable Code Development: Write clean, efficient, and scalable code primarily in Python (or other popular AI languages like Rust or Go) to manage the high-volume call infrastructure
Workflow Orchestration (n8n): Build and maintain n8n workflows to orchestrate outbound call triggers, lead routing, real-time webhooks, CRM updates, follow-ups (SMS/email), error retries, and human handoff; version and monitor workflows in production
Qualification
Required
5+ years of professional experience in software development, with at least 3 years focused on conversational AI, LLMs, or Voice-User Interface (VUI) development
Proven ability to optimize voice applications for low-latency performance and real-time processing
Expert-level proficiency in Python
Experience with cloud platforms (AWS, GCP, Azure) and their AI/ML services is highly desirable
Strong understanding of data pipelines and training custom LLMs/fine-tuning models based on proprietary datasets (like call recordings)
Demonstrable experience integrating AI models with external business APIs, specifically CRM and payment processors
Deep expertise in prompt engineering and conversational design principles geared towards direct response or sales outcomes
Experience in setting up and analyzing A/B testing metrics for AI-driven conversion improvements
Familiarity with telephony APIs (e.g., Twilio, Vonage) and voice synthesis/cloning technologies
Company
Magik
Magik Brands is a pioneering direct response brand accelerator with over 20 years of experience developing and scaling industry-leading health, beauty, and pet care brands from concept to market.
201-500 employees
Funding
Current Stage
Growth StageCompany data provided by crunchbase