Staff Research Engineer (Voice AI)

TL;DR

Staff Research Engineer (Voice AI): Leading the development of models and algorithms for real-time voice agents, driving them into production with an accent on speech understanding, naturalness, and resilience. Focus on designing and implementing frontier approaches for training, evaluation, and orchestration across the voice agent and improving core conversational capabilities in production.

Location: Hybrid, San Francisco

Salary: $350,000–$475,000 + Offers Equity

Company

hirify.global is a leading conversational AI platform empowering brands to deliver concierge customer experiences through intelligent, human-like AI agents.

What you will do

• Lead research and engineering efforts to improve core conversational capabilities in production.
• Build and iterate on end-to-end models and pipelines for quality, efficiency, and user experience.
• Partner with platform and product engineers to integrate new models into production systems.
• Break down ambiguous research ideas into clear, iterative milestones and roadmaps.
• Mentor other researchers/engineers, set technical direction, and establish best practices.

Requirements

• 8+ years of experience in AI/ML engineering or research.
• Prior experience post-training and deploying LLMs in production environments.
• Fluency in Python and modern ML tooling (training, evaluation, data pipelines).
• Track record of taking research ideas from prototype to reliable, measurable production impact.
• Ability to define a roadmap, break ambiguity into milestones, and lead cross-functional execution.

Culture & Benefits

• Medical, dental, and vision benefits.
• Take what you need vacation policy.
• Daily lunches, dinners, and snacks provided in the office.
• In-office company with a shared commitment to excellence and velocity.