Kostadin Devedzhiev
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Kostadin Devedzhiev Email & Phone Number

Software Engineer at Stellar Cyber at Stellar Cyber
Location: Brooklyn, New York, United States 7 work roles 2 schools
1 work email found @stonybrook.edu LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email k****@stonybrook.edu
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Current company
Stellar Cyber
Role
Software Engineer at Stellar Cyber
Location
Brooklyn, New York, United States
Company size
47 employees

Who is Kostadin Devedzhiev? Overview

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Quick answer

Kostadin Devedzhiev is listed as Software Engineer at Stellar Cyber at Stellar Cyber, a company with 47 employees, based in Brooklyn, New York, United States. AeroLeads shows a work email signal at stonybrook.edu and a matched LinkedIn profile for Kostadin Devedzhiev.

Kostadin Devedzhiev previously worked as Software Engineer at Stellar Cyber and Applied Mathematics and Statistics TA at Stony Brook University. Kostadin Devedzhiev holds Bachelor Of Science - Bs, Computer Science, Applied Mathematics And Statistics, 3.89/4.00 from Stony Brook University.

Company email context

Email format at Stellar Cyber

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{first}.{last}@stonybrook.edu
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AeroLeads found 1 current-domain work email signal for Kostadin Devedzhiev. Compare company email patterns before reaching out.

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Profile bio

About Kostadin Devedzhiev

Software Engineer specializing in Natural Language Processing and User Interface Design, with a passion for developing intelligent interactive systems. Passionate about creating human-inspired AI and enhancing human-machine interaction through language, speech, vision, and innovative interfaces.

Listed skills include Python, Microsoft Office, Java, Postgresql, and 4 others.

Current workplace

Kostadin Devedzhiev's current company

Company context helps verify the profile and gives searchers a useful next step.

Stellar Cyber
Stellar Cyber
Software Engineer at Stellar Cyber
santa clara, california, united states
Website
stellarcyber.ai
Employees
47
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7 roles

Kostadin Devedzhiev work experience

A career timeline built from the work history available for this profile.

Software Engineer

Current
Stellar Cyber

San Jose, California, United States

  • 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.
  • 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.
May 2022 - Present

Applied Mathematics And Statistics Ta

Stony Brook University

Stony Brook, New York, United States

  • Supported in teaching AMS 210: Applied Linear Algebra for two semesters.
  • Held weekly office hours to assist students with coursework
  • Graded assignments.
Aug 2020 - May 2021

Artificial Intelligence Research Assistant

University Of Hawaii At Hilo

Hawaii County, Hawaii, United States

  • Developed a threshold estimation heuristic using IoU and F1 score metrics to optimize acceptance of real-time CNN proposals for detection and classification tasks in an image annotation UI.
  • Enhanced a human-in-the-loop, semi-automatic image annotation tool for identifying invasive species in drone imagery, enabling progressive assistance as accuracy increases during real-time training
Jun 2020 - Jul 2020

Creative Electronic Media Assistant

University Of Hawaii At Hilo

Hawaii County, Hawaii, United States

  • Developed an API to control a holographic fan, enabling integration with external applications.
  • Created the website for Data Viz, a data visualization lab, showcasing media projects through videos and photos.
  • Installed and configured operating systems and software, and maintained computers and 3D printers in labs.
Mar 2020 - May 2020

Linear Algebra Grader

University Of Hawaii At Hilo

Hawaii County, Hawaii, United States

  • Graded exams and assignments for MATH 311: Linear Algebra.
  • Provided homework assistance to students, enhancing their understanding of linear algebra concepts.
Mar 2020 - May 2020

Computer Science Teaching Assistant

University Of Hawaii At Hilo

Hawaii County, Hawaii, United States

  • Evaluated programming assignments for CS 150: Introduction to Computer Science.
  • Assisted students with homework to improve fundamental programming principles.
Oct 2019 - Dec 2019

Software Engineer Intern

Vivansa

Sofia, Bulgaria

Jun 2019 - Aug 2019
Team & coworkers

Colleagues at Stellar Cyber

Other employees you can reach at stellarcyber.ai. View company contacts for 47 employees →

NA Nyoto Arif Nyoto Arif Colleague at Stellar Cyber New Taipei City, New Taipei City, Taiwan, Taiwan, Province Of China View → YK Yangkyu Kim Yangkyu Kim Colleague at Stellar Cyber Seoul, South Korea, Korea, Republic Of View → LL Lisa Liu Lisa Liu Colleague at Stellar Cyber Cupertino, California, United States, United States View → ES Elijah Snow Elijah Snow Colleague at Stellar Cyber Fort Worth, Texas, United States, United States View → MB Meredith Bluemel Meredith Bluemel Colleague at Stellar Cyber United States, United States View → J( Js (Jeongseok) Wang Js (Jeongseok) Wang Colleague at Stellar Cyber South Korea, Korea, Republic Of View → DS David Shirley David Shirley Colleague at Stellar Cyber Manly, New South Wales, Australia, Australia View → JZ Jue Zhang Jue Zhang Colleague at Stellar Cyber San Jose, California, United States, United States View → MV Miri Varbitzky Miri Varbitzky Colleague at Stellar Cyber Berlin, Berlin, Germany, Germany View → XY Xiao Yu Xiao Yu Colleague at Stellar Cyber Princeton, New Jersey, United States, United States View →
2 education records

Kostadin Devedzhiev education

Bachelor Of Science - Bs, Computer Science, Applied Mathematics And Statistics, 3.89/4.00

Stony Brook University

Activities and Societies: Computer Science Honors ProgramArtificial Intelligence & Data Science Specialization Summa Cum Laude

Informatics, Information Technology, And Mathematics

National High School Of Mathematics And Science
FAQ

Frequently asked questions about Kostadin Devedzhiev

Quick answers generated from the profile data available on this page.

What company does Kostadin Devedzhiev work for?

Kostadin Devedzhiev works for Stellar Cyber.

What is Kostadin Devedzhiev's role at Stellar Cyber?

Kostadin Devedzhiev is listed as Software Engineer at Stellar Cyber at Stellar Cyber.

What is Kostadin Devedzhiev's email address?

AeroLeads has found 1 work email signal at @stonybrook.edu for Kostadin Devedzhiev at Stellar Cyber.

Where is Kostadin Devedzhiev based?

Kostadin Devedzhiev is based in Brooklyn, New York, United States while working with Stellar Cyber.

What companies has Kostadin Devedzhiev worked for?

Kostadin Devedzhiev has worked for Stellar Cyber, Stony Brook University, University Of Hawaii At Hilo, and Vivansa.

Who are Kostadin Devedzhiev's colleagues at Stellar Cyber?

Kostadin Devedzhiev's colleagues at Stellar Cyber include Nyoto Arif, Yangkyu Kim, Lisa Liu, Elijah Snow, and Meredith Bluemel.

How can I contact Kostadin Devedzhiev?

You can use AeroLeads to view verified contact signals for Kostadin Devedzhiev at Stellar Cyber, including work email, phone, and LinkedIn data when available.

What schools did Kostadin Devedzhiev attend?

Kostadin Devedzhiev holds Bachelor Of Science - Bs, Computer Science, Applied Mathematics And Statistics, 3.89/4.00 from Stony Brook University.

What skills is Kostadin Devedzhiev known for?

Kostadin Devedzhiev is listed with skills including Python, Microsoft Office, Java, Postgresql, R, Javascript, C++, and Reactjs.

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