# Yeonsung Kim

> Senior Software Engineer at Nightfall AI

Location: Atlanta, Georgia, United States
Profile: https://flows.cv/yeonsung

A versatile and hard-working programming professional with a deep knowledge of programming fundamentals and crafting complete projects from concept to final design. Had worked as Cisco Webex Control Hub (which is admin portal for all of WebEx services) core team engineer. Currently working in Nightfall AI (Series B startup) for building Data loss prevention platform

A pro-active learner who tackles new challenges through hands-on programming of personal projects, learning on the fly and seeing what works well and what doesn’t. Employs a variety of different programming tools, extensions, and libraries to find what works best. Experienced in working in a solo capacity or alongside a team. Eager to apply their skills to a new and challenging role to test the limits of their knowledge. 

CORE SKILLS & COMPETENCIES

•	Front End Development
•	Web Applications
•	API Functionality 	
•	Software Engineering
•	Server – Client Interactions
•	Team Coordination
•	Quick Learner
•	Complex Problem Solving

## Work Experience
### Senior Software Engineer - Front end @ Nightfall AI
Jan 2021 – Present | Remote, US
Front end platform team
- Lead Frontend for Nyx - AI-native autonomous DLP agent
- Lead Frontend for Native service integrations of Nightfall
- Built and maintained design system 
- Lead frontend side of new product of Nightfall called Exfiltration and Posture Management
- Managed CI/CD frontend application pipeline and analytics of the application
- Built Dashboard V2 - interactive charts for usage data in the Nightfall Platform

### Software Engineer @ Cisco
Jan 2021 – Jan 2021 | Remote, US
Front end developer at Cisco Webex Control Hub
• Maintained codebase as a core member
• Guided contributors and other team members
• Worked on app performance and build pipeline

### Software Engineer @ Cisco
Jan 2019 – Jan 2021 | Seoul, South Korea
Front end developer at Cisco Webex Control Hub
• Worked on redesigning overview page of Control Hub
• Maintained codebase as a core member
• Guided contributors and other team members

### Software Engineer @ Cisco
Jan 2018 – Jan 2019 | Milpitas, California, United States
Front end developer at Cisco Webex Control Hub
• Put metrics for online order flow
• Worked on redesigning subscription summary page
• Worked on rebuilding Webex online free trial flow

### Web Programming Specialist (Full time) @ Carl R. Woese Institute for Genomic Biology
Jan 2017 – Jan 2018 | Urbana-Champaign, Illinois Area
•	Assisted the mentors with the KnowEng Center in developing educational and training web modules in supporting researchers and students to learn concepts in a fun and intuitive way.

•	Conceptualized and designed games based around bioinformatics studies, such as the Sequence Alignment Game, and made the games freely available to mentors, researchers, and students for their own studying use.

### Web Developer as Academic Hourly Research (Part Time, not internship) @ University of Illinois at Urbana-Champaign
Jan 2016 – Jan 2017 | Urbana, Illinois, United States

### Satellite operator @ Republic of Korea Army
Jan 2011 – Jan 2013


## Education
### Bachelor of Science (BS) in Computer Science
University of Illinois Urbana-Champaign
Jan 2010 – Jan 2016


## Contact & Social
- LinkedIn: https://linkedin.com/in/yeonsung-kim

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Source: https://flows.cv/yeonsung
JSON Resume: https://flows.cv/yeonsung/resume.json
Last updated: 2026-03-22