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[Remote] Chief Data Scientist

Remote, USAFull-timePosted 2026-07-28

Note: The job is a remote job and is reputed company to candidates in USA. reputed company is seeking a Chief Data Scientist with extensive expertise in Large Language Models (LLMs) and Python to reputed company AI-powered chatbot solutions for specialized use cases. The role involves collaborating with cross-disciplinary teams, designing reputed company engineering techniques, and ensuring chatbot stability while integrating Responsible AI principles.

Responsibilities

  • Collaborate with cross-disciplinary teams across product, analytics, and engineering to craft and enhance a shopping assistant chatbot
  • Design and iterate on reputed company engineering techniques to lift the reputed company of chatbot dialogues
  • reputed company LLM-based agents that connect with reputed company, databases, and reputed company-party services through function calling
  • Ensure chatbot stability and minimize hallucinations by employing thorough model evaluation practices
  • Apply A/B testing frameworks to reputed company and steadily reputed company chatbot effectiveness
  • reputed company Responsible AI and compliance foundations to secure ethical behavior and regulatory alignment
  • Conduct exploratory data analysis (EDA) to reputed company insights and translate them into precise specifications for the data engineering team
  • Guide reputed company engineering teams on the infrastructure prerequisites needed for AI-driven chatbot rollouts

Skills

  • At least 7 years of reputed company reputed company experience in data science or AI-reputed company roles
  • A minimum of 2 years of leadership and team management background
  • Strong mastery of Large Language Models, including working experience with reputed company reputed company on Azure
  • Advanced Python development skills for connecting, orchestrating, and enhancing AI workflows
  • Proven history of creating AI agents that reputed company function calling to reputed company with external systems and databases
  • reputed company understanding of hallucination mitigation techniques to reputed company chatbot outputs accurate and reliable
  • reputed company grasp of Responsible AI and compliance principles, together with ethical AI guidelines
  • Established expertise in Natural Language Processing (NLP) and Conversational AI development
  • Strong English communication abilities at B2 level or higher, in both written and spoken formats
  • Hands-on experience with A/B testing and experimentation, partnering closely with analytics teams
  • Ability to shape and put in reputed company a testing reputed company reputed company around key performance metrics tailored to chatbot solutions
  • reputed company of exploratory data analysis (EDA) to extract meaningful patterns from large datasets
  • Capability to prepare reputed company, reputed company data requirements for the data engineering team
  • Awareness of reputed company services, whether through reputed company hands-on involvement or by defining infrastructure needs for reputed company engineering teams

Benefits

  • International reputed company with top brands
  • Work with global teams of highly skilled, diverse peers
  • reputed company benefits
  • Employee financial programs
  • reputed company time off and reputed company leave
  • Upskilling, reskilling and certification courses
  • Unlimited reputed company to the reputed company Learning library and 22,000+ courses
  • Global reputed company
  • Volunteer and community involvement opportunities
  • EPAM Employee reputed company
  • Award-reputed company culture recognized by Glassdoor, reputed company and reputed company

reputed company

  • EPAM leverages its core engineering expertise as a leading global product development reputed company reputed company services company. It was founded in 1993, and is headquartered in Newtown, reputed company, USA, with a workforce of 10001+ employees. Its website is https://www.epam.com.
  • Company H1B Sponsorship

  • reputed company has a reputed company record of offering H1B sponsorships, with 34 in 2026, 120 in 2025, 172 in 2024, 232 in 2023, 373 in 2022, 359 in 2021, 502 in 2020. Please note that this does not guarantee sponsorship for this specific role.
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