I'm Sergii, a senior AI architect and engineer specializing in intelligent automation systems. Over the past 15 years, I've designed and delivered end-to-end modular AI architectures, led cross-functional teams, and built production-grade pipelines that shrink deployment cycles and boost automation. I thrive on turning complex fintech, energy, and enterprise challenges into practical, scalable solutions. From memory-rich, task-oriented AI assistants to modular orchestration frameworks, I enjoy bridging research and real-world impact with pragmatic software engineering and hands-on leadership.…

Sergii K

I'm Sergii, a senior AI architect and engineer specializing in intelligent automation systems. Over the past 15 years, I've designed and delivered end-to-end modular AI architectures, led cross-functional teams, and built production-grade pipelines that shrink deployment cycles and boost automation. I thrive on turning complex fintech, energy, and enterprise challenges into practical, scalable solutions. From memory-rich, task-oriented AI assistants to modular orchestration frameworks, I enjoy bridging research and real-world impact with pragmatic software engineering and hands-on leadership.…

Available to hire

I’m Sergii, a senior AI architect and engineer specializing in intelligent automation systems. Over the past 15 years, I’ve designed and delivered end-to-end modular AI architectures, led cross-functional teams, and built production-grade pipelines that shrink deployment cycles and boost automation.

I thrive on turning complex fintech, energy, and enterprise challenges into practical, scalable solutions. From memory-rich, task-oriented AI assistants to modular orchestration frameworks, I enjoy bridging research and real-world impact with pragmatic software engineering and hands-on leadership.

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Language

English
Advanced
Ukrainian
Fluent

Work Experience

Senior AI Architect & Backend Developer
April 1, 2019 - October 1, 2025
Backend development in Python and PHP for corporate software solutions. Final year: architected MCP servers orchestration framework from scratch. Architected modular AI agent architecture using Google ADK and Google GenAI as core frameworks. Built task-oriented AI assistant employing semantic context engineering, memory systems, and tool usage on Google ADK; iteratively refined via user feedback to move beyond conversational UX toward actionable task completion. Led a 3-person team delivering a production-ready modular MVP in 5 weeks. Developed user profiling back-end pipelines for dynamic engagement and personalized content delivery. Designed short- and long-term memory subsystems to significantly improve context retention across multi-turn interactions. Developed news summarization and related AI features.
AI Architect & Engineer (End-to-End Agentic AI)
November 1, 2025 - Present
End-to-end AI architecture, implementation, and delivery for an intelligent assistant product. Architected modular agentic AI in a scratch-built framework using Google ADK and Google GenAI as core. Built a task-oriented AI assistant leveraging semantic content engineering, memory systems, and tool use on Google ADK; refined through user feedback to move beyond conversational UX toward actionable task completion. Led a 3-person team delivering production-ready modular MVP in 5 weeks. Developed user profiling back-end pipelines for dynamic engagement and content personalization. Designed short- and long-term memory subsystems to improve context retention across multi-turn interactions. Developed news summarization components and related features.
Software Engineer / Backend Developer
April 1, 2010 - February 1, 2019
Ukraine-based software engineering roles (2010–2019): Developed web applications using PHP frameworks (Laravel, Symfony); designed and maintained databases with MySQL and MongoDB; implemented RESTful APIs; collaborated in cross-functional agile teams; performed multi-layer automated testing; implemented CI/CD pipelines.

Education

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Qualifications

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Industry Experience

Software & Internet, Professional Services, Energy & Utilities, Financial Services, Media & Entertainment