Yong Kim - Founder at Mkyong.com

Yong Kim

Founder at Mkyong.com

Selangor, Malaysia

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Summary

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Rockstar

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Top School

Yong Kim is a founder and seasoned software engineer based in Selangor, Malaysia, with 11 years of professional experience building Java web applications and running a developer-focused site, Mkyong.com. He combines hands-on full-stack Java expertise—Spring, Thymeleaf, Maven—and deep core-Java knowledge from file I/O and XML parsing to modern language features and cryptographic implementations. As the driving force behind Mkyong.com he handles design, coding, writing and marketing, translating technical know-how into accessible developer resources. Prior roles include engineering and leadership positions at F-Secure and regional tech firms where he also served as a scrum master and team lead. His open-source contributions to well-known mkyong repositories show practical involvement in multi-module projects, unit testing, and adopting Java 11–19 features. He brings an operator’s mindset to product-building: shipping reliable code while educating and growing a developer audience.

11 years of coding experience

4 years of employment as a software developer

Bachelor's Degree, Computer Science/Information Technology, Bachelor's Degree, Computer Science/Information Technology at University of Bolton, United Kingdom

Advanced/Higher/Graduate Diploma, Computer Science/Information Technology, Advanced/Higher/Graduate Diploma, Computer Science/Information Technology at NIIT, Malaysia

English, Chinese

Github Skills (15)

file-handling10

file-processing10

maven10

unit-testing10

javas10

file-access10

fileio10

thymeleaf10

springframework10

java10

code-coverage9

restful-api7

api-design7

api-rest7

rest-api7

Programming languages (1)

Java

Github contributions (5)

mkyong/maven-examples

Sep 2018 - Nov 2018

List of Maven examples

Role in this project:

Full-stack Developer

Contributions:35 commits, 27 pushes, 1 branch in 2 months

Contributions summary:Yong primarily contributed to the development and testing of Java-based web applications. They implemented core functionalities in both backend and frontend using Spring Framework and Thymeleaf. The user also demonstrated expertise in Java development with Maven, including unit testing and code coverage analysis. Furthermore, the user has also shown experience in multi-module projects.

maven-plugingatlingmavenstatic-code-analysismulti-modules

mkyong/core-java

Mar 2020 - Nov 2022

List of core Java source code

Role in this project:

Back-end Developer

Contributions:131 commits, 122 pushes, 1 branch in 2 years 8 months

Contributions summary:Yong's contributions primarily involve implementing and modifying core Java code, focusing on various features like file I/O operations (writing, reading, and appending), XML parsing (DOM, SAX, and StAX), and cryptographic algorithms (ChaCha20, Argon2). The commits also demonstrate an understanding of Java 11, 12, 13, 14, 15, 16, 17, 18, and 19 features like records, sealed classes, pattern matching and foreign functions. The changes include refactoring, additions, and improvements to the Java code.

java-corejavagroovyjava-source

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