Senior Applied Research Scientist – Voice of the Customer (VOC) | IND

The role

The Applied Research Scientist will participate in applied research for the Voice of the Customer AI Agent software platform. This role involves conceiving algorithms, prompts, and agentic systems, then running experiments to validate correctness.

What you will do

• Conceive algorithms, prompts, clustering and aggregation technologies, and agentic systems
• Run experiments to validate correctness
• Participate in experiment design, execution, results evaluation, documentation, and iteration
• Work on metric definitions and measurement techniques
• Participate in data collection and creation of golden data sets for experiments
• Run experiments evaluating the performance of different LLMs, including small language models and open weight models
• Perform fine tuning of models and evaluate their performance

Required qualifications

• 5+ years in Conversational AI / related
• 1+ years experience in applied research conversational AI / AI Agents (e.g., multi-agent architecture patterns, prompt engineering and prompt design, context engineering and harness design, REACT, REW
• Familiarity with one or more AI Agent frameworks, including LangChain, LangGraph, Google and OpenAI ADKs, and so on
• Software development experience in building simulators and test environments used for running experiments, ideally in python
• Knowledge of advanced statistical techniques and concepts (sampling, A/B testing, regression, properties of distributions, statistical tests and proper usage, etc)
• Ability to understand model performance
• Business acumen to understand the bigger picture for customers and the business
• Graduate degree in Statistics, Mathematics, Computer Science, Operations Research, Engineering or similar quantitative field
• 5+ years experience in Python, R, and applied statistics

About the company

Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide.