Hiring: Senior Data Scientist Company: Angi Location: Denver, CO Job Posted Time: 2026-09-16 02:57:13 Employment Type: Full-time Target Skills & Keywords: Data Science, Machine Learning, LLM Applications, Conversational Agents, Experiment Design, Statistical Thinking, SQL, Python, Cloud ML, Evaluation Systems, Prompting, Agent Design, Voice/Telephony Systems, Workflow Orchestration, Marketplace, Production ML Experience: - 4+ years of experience in data science and machine learning, ideally within the tech industry and marketplace environments - Experience working on systems with non-deterministic outputs (e.g., LLM applications, conversational agents, ranking and recommendation systems) and building ways to measure their quality - Proven track record of taking highly impactful work into production environments and keeping it healthy Required Skills: - Expertise in statistical thinking and experiment design (power and sample size, sequential and non-inferiority designs, correlated data) - Proficiency in SQL and Python - Experience with cloud ML solutions - Ability to read and categorize large volumes of real customer interactions - Excellent communication skills with the ability to convey complex technical concepts to non-technical stakeholders - Lead improvements to agent conversation, qualification, and booking through conversation design, prompting, and campaign logic - Build evaluation systems spanning automated checks, simulated conversations, and model-based evaluation - Develop predictive models for qualification, appointment quality, homeowner engagement, and channel/timing selection - Take models into production with monitoring and testing - Collaborate with engineers, product managers, designers, and operations partners - Mentor junior team members and foster a culture of continuous learning Qualifications: - Master's or Ph.D. in a quantitative field (e.g., Computer Science, Statistics, Mathematics, or related fields), or equivalent practical experience - Preferred: Experience with LLM applications in production, including prompting, agent design, or evaluation tooling - Preferred: Experience with voice or telephony systems, such as streaming speech recognition, turn taking, or call quality measurement - Preferred: Experience with workflow orchestration for long-running processes - Preferred: Background in home services, field service, or another operations-heavy marketplace Compensation: - Salary band: $185,000 - $240,000, commensurate with experience and performance (may vary based on geographic location) - Eligible for a competitive year-end performance bonus & equity package - Full medical, dental, vision package - Flexible vacation policy - Pet discount plans & retirement plan with company match (401K) Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don’t miss this opportunity to join a forward-thinking team!