Decagon
conversational AI
StaffResearchEngineer,Voice+Speech
“Staff Research Engineer, Voice + Speech at Decagon. Skills: Voice Research Engineering, conversational AI, LLMs, model development, algorithm development. Lead research and engineering efforts to improve core conversational capabilities in production, including instruction following, retrieval, memory, and long-horizon task completion. Build and iterate on end-to-end models and pipelines that optimize for quality, efficiency, and user experience”
What You'll Achieve.
agents that reliably understand nuanced intent, track long context, and take the right actions under uncertainty; higher resolution rates; better user satisfaction; consistent behavior at scale; ship real improvements; make high-impact technical decisions
Industry & Context.
break down ambiguous research ideas into clear, iterative milestones and roadmaps
What They're Looking For.
Must Have
8+ years of experience in AI/ML engineering or research, Prior experience post-training and deploying LLMs in production environments, Fluency in Python, Fluency in modern ML tooling (training, evaluation, data pipelines), Track record of taking research ideas from prototype → reliable, measurable production impact, Ability to define a roadmap, break ambiguity into milestones, and lead cross-functional execution
What You'll Do.
Lead research and engineering efforts to improve core conversational capabilities in production
including instruction following
and long-horizon task completion
Build and iterate on end-to-end models and pipelines that optimize for quality
Break down ambiguous research ideas into clear
iterative milestones and roadmaps
Develop the models and algorithms that power Decagon’s industry-leading
real-time voice agents
Drive models all the way into production
Own multi-quarter initiatives that advance speech understanding
and resilience in real-world conditions
Design and implement frontier approaches for training
and orchestration across the voice agent
How You'll Work.
Team & Collaboration
Partner with platform and product engineers to integrate new models into production systems; Mentor other researchers/engineers; set technical direction; establish best practices for applied research and engineering
Process & Methodology
Ability to define a roadmap, break ambiguity into milestones, lead cross-functional execution
Applying for this Staff Research Engineer, Voice + Speech role?
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