Kostadin Devedzhiev
Software Engineer at Stellar Cyber
- Role
- Software Engineer at Stellar Cyber
- Location
- Brooklyn, NY, US
- LinkedIn followers
- 500 followers
About Kostadin Devedzhiev
Full-stack software engineer specializing in generative AI, building intelligent, human-centered systems with an emphasis on usability.
Experience
Software Engineer
May 2022 — Present · San Jose, CA, US
Developed the chat interface, session management, and visualization suite for the Open XDR Investigator, a GenAI-powered cybersecurity copilot that enables data summarization and multi-chart visualizations of Elasticsearch queries and aggregations, all driven by natural language prompts.• Built knowledge-enriched GPTs capable of visualizations, API calls, and scripts. These GPTs supported log analysis, product metrics evaluation, connector normalization, and data source classification.• Implemented, maintained, and managed the product and user analytics framework using Mixpanel, generating detailed reports to guide UX design, optimize data storage, and uncover user behavior patterns.• Maintained over 90% test coverage, reducing bug filings on owned components by 34% year-over-year.
Education
University of Cambridge
Master of Philosophy - MPhil, Human-Inspired Artificial Intelligence
Stony Brook University
Bachelor of Science - BS, Computer Science, Applied Mathematics and Statistics
2018 — 2022
University of Hawaii at Hilo
Computer Science
National High School of Mathematics and Science
Informatics, Information Technology, and Mathematics
2013 — 2018
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