Sergei Zotov in

Sergei Zotov

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AI Engineer at nmbr.homes
📍 Yerevan, Armenia

Sergei is an AI/ML leader with a background as a Technical Product Manager and AI Engineer. He founded Sheathe. ai, a startup focused on data privacy for LLMs. People who have worked with him describe him as highly skilled, motivating, and a great team addition. He holds a degree from Moscow Power Engineering Institute.

Outside of work, Sergei is a new father who is deeply engaged in the Product Hunt community, where he has maintained a long streak and helped hundreds of products launch. He is also a fan of the San Francisco 49ers and has served as a judge for multiple hackathons.

Unique fact: He has helped over 450 product launches on Product Hunt and maintained a 1000-day activity streak on the platform.

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Experience
5 Years
Current Role
AI Engineer
Location
Yerevan, Armenia
Personality Overview

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Communication Style
Decision Approach
Work Preference

Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.

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Priorities

Topics Sergei cares about

AI Data Privacy
He founded Sheathe. ai to solve the problem of sensitive data exposure when using third-party LLM APIs like OpenAI or Anthropic.
AI Agent Systems
His current work involves building multi-agent systems using the OpenAI Agents SDK, and he actively discusses the merits of different coding models like Claude Code and Codex.
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Career

Work history

6-2025
AI Engineer
nmbr.homes
3-2025 - 10-2025
Founder & CEO
Sheathe.ai
4-2024 - 2-2025
ML/LLM Team Lead
Mayflower
5-2023 - 4-2024
Senior Technical Product Manager, AI/ML
Mayflower
9-2022 - 9-2023
Senior Technical Product Manager, AI/ML
LeadIQ
In the press

Media appearances

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Education
2011 - 2014
Bachelor's degree
Moscow Power Engineering Institute (Technical University)
2007 - 2011
Computer Systems Networking and Telecommunications
Khimki Space Energy Machine-Building Technical College
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

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