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Dongsung Kim Email & Phone Number
IT-Security Expert
at
Security Office
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✓ Verified Jul 2026
3 data sources
Profile completeness 100%
Current company
Role
IT-Security Expert
Location
Seoul, South Korea, Korea, Republic of
Company size
Who is Dongsung Kim? Overview
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Quick answer
Dongsung Kim is listed as IT-Security Expert at Security Office, a with 26 employees, based in Seoul, South Korea, Korea, Republic of. AeroLeads shows a matched LinkedIn profile for Dongsung Kim.
Dongsung Kim previously worked as Cybersecurity Expert at Security Office and IT-Security Expert at Truesec. Dongsung Kim holds Bachelor'S Degree, Computer Engineering, Undergraduate: 4.04/4.5, Graduate: 4.1/4.5. from Sungkyunkwan University.
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Security Office
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Profile bio
About Dongsung Kim
Dongsung Kim is a IT-Security Expert at Security Office. They possess expertise in objective c, javascript, node.js, web development, applescript and 4 more skills.
Listed skills include Objective C, Javascript, Node.Js, Web Development, and 5 others.
Current workplace
Dongsung Kim's current company
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Security Office
11 roles
Dongsung Kim work experience
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Cybersecurity Expert
It-Security Expert
Jun 2022 - Feb 2024
Software Engineer
BZNAV: Aggregation-based fintech service for SMEs and CPAs.Optimized the codebase to efficiently handle 800M+ database records.Troubleshot and developed features on the underlying legacy system.Assessed and implemented privacy requirements.Backend using NestJS/Node.js, Flask/Python, and Amazon Aurora.Server architecture and DevOps on Datadog, Bitbucket, CircleCI, and AWS.Reverse-engineered login protocols to circumvent anti-bot efforts.Discovered and patched… Show more BZNAV: Aggregation-based fintech service for SMEs and CPAs.Optimized the codebase to efficiently handle 800M+ database records.Troubleshot and developed features on the underlying legacy system.Assessed and implemented privacy requirements.Backend using NestJS/Node.js, Flask/Python, and Amazon Aurora.Server architecture and DevOps on Datadog, Bitbucket, CircleCI, and AWS.Reverse-engineered login protocols to circumvent anti-bot efforts.Discovered and patched security vulnerabilities. Show less
Mar 2021 - Jan 2022
Software Engineer / Security Advisor (Conscripted)
Ridibooks: South Korea’s largest e-book retailer.As a software engineer: Developed content delivery pipeline spanning from publishers to end users.Troubleshot and developed features on the underlying legacy system.Frontend using React, ECMAScript/JavaScript, and jQuery.Backend using Docker, PHP/Silex/Lumen, and MariaDB.Server architecture and DevOps on Amazon Web Services.As a security advisor: Participated in administering RIDI Bug Bounty… Show more Ridibooks: South Korea’s largest e-book retailer.As a software engineer: Developed content delivery pipeline spanning from publishers to end users.Troubleshot and developed features on the underlying legacy system.Frontend using React, ECMAScript/JavaScript, and jQuery.Backend using Docker, PHP/Silex/Lumen, and MariaDB.Server architecture and DevOps on Amazon Web Services.As a security advisor: Participated in administering RIDI Bug Bounty program.Triaged and responded to vulnerability submissions.Discovered security vulnerabilities in the internal services. Show less
Oct 2019 - Nov 2020
Software Engineer (Conscripted)
Move, Inc
Orbi, Orbi Class: Top 30 South Korean education website.Frontend using React, less, Angular.js, and jQuery.Backend using Python/Flask/Django, Node.js, and MySQL.Server architecture and DevOps on Amazon Web Services.Maintained the infrastructure to efficiently handle ~3M/day page views.Troubleshot and developed features on the underlying legacy system.Discovered and resolved several security vulnerabilities.
Oct 2018 - Oct 2019
Graduate Student Researcher
H.I.T. (Hackers In Intrusion) Laboratory
See also: Projects.Participated in various security evaluation projects on operating systems and network protocols supervised by: the National Security Research Institute; the Korea Institute of Information Security & Cryptology; and the Ministry of Science, ICT and Future Planning.
Jul 2016 - Aug 2018
Undergraduate Student Researcher
H.I.T. (Hackers In Intrusion) Laboratory
Jan 2016 - Jul 2016
Engineer
Shakr: Web-based video editor with designer-crafted templates.Frontend web-based video editor using the company's own framework with jQuery. Backend PHP programming using CodeIgniter for RESTful API implementation.Backend video processing using Python with FFMPEG, and C++ with Intel Quick Sync, OpenCL.GitHub-based code compilation and deployment system.Assisted server architecture on Amazon Web Services.
Dec 2012 - May 2014
Engineering Intern
Developed a prototype iPad app to showcase digitized version of Korean oriental patterns book with a marketplace for its vector images.
Jul 2012 - Aug 2012
Engineer
Assisted router programming using DD-WRT and OpenWRT.Assisted web programming using PHP.
Aug 2011 - Feb 2012
1 education record
Dongsung Kim education
FAQ
Frequently asked questions about Dongsung Kim
Quick answers generated from the profile data available on this page.
What company does Dongsung Kim work for?
Dongsung Kim works for Security Office.
What is Dongsung Kim's role at Security Office?
Dongsung Kim is listed as IT-Security Expert at Security Office.
Where is Dongsung Kim based?
Dongsung Kim is based in Seoul, South Korea, Korea, Republic of while working with Security Office.
What companies has Dongsung Kim worked for?
Dongsung Kim has worked for Security Office, Truesec, Emmental(Bznav), 리디 주식회사(Ridi Corp), and Move, Inc.
How can I contact Dongsung Kim?
You can use AeroLeads to view verified contact signals for Dongsung Kim at Security Office, including work email, phone, and LinkedIn data when available.
What schools did Dongsung Kim attend?
Dongsung Kim holds Bachelor'S Degree, Computer Engineering, Undergraduate: 4.04/4.5, Graduate: 4.1/4.5. from Sungkyunkwan University.
What skills is Dongsung Kim known for?
Dongsung Kim is listed with skills including Objective C, Javascript, Node.Js, Web Development, Applescript, Encoders, Reverse Engineering, and Computer Security.
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