Badges
Certifications
Certificate: Java (Basic)
Certificate: Problem Solving (Basic)
Certificate: Problem Solving (Intermediate)
Certificate: Problem Solving (Advanced)
Certificate: SQL (Basic)
Certificate: SQL (Intermediate)
Certificate: C# (Basic)
Certificate: JavaScript (Basic)
Certificate: Node (Basic)
Certificate: Python (Basic)
Certificate: JavaScript (Intermediate)
Work Experience
Principal Lecturer
Greek Alphabet Software Academy•  September 2020 - Present•  Kobe, Japan
At the Greek Alphabet Software Academy, the user serves as a Principal Lecturer, teaching junior software engineers essential topics such as software architecture, object-oriented programming, testing, documentation, and code review to build strong foundational skills.
Chief Executive Officer
MKGeekLab, LLC•  August 2020 - Present•  California, USA
At MKGeekLab, LLC, the user, as CEO, focuses on developing proof-of-concept systems for university research labs and public institutions, including web dashboards for patient data management and heartbeat monitoring systems integrated with wearable devices.
Senior Software Engineer
Digital Agency, Government of Japan•  November 2022 - January 2025•  Tokyo, Japan
At the Digital Agency, Government of Japan, the user served as a Senior Software Engineer and Tech Lead, developing a high-performance geocoder for Japanese addresses (achieving a 240x speed improvement), implementing a REST API with KeyCloak on AWS, and leading the NFC-based Android app team for digitized national identity card authentication.
Senior Software Engineer
Global Micro Solutions / Social Rewards•  June 2012 - November 2019•  California, USA
At Global Micro Solutions, the user worked as a Senior Software Engineer, effectively fulfilling the role of a Principal Software Engineer. Responsibilities included system architecture design, performance optimization, mentoring junior engineers, and coordinating with the CEO and investors to align technical solutions with business goals.
Software Engineer
Goga, inc•  September 2009 - March 2012•  Tokyo, Japan
Developed various web systems and Android applications based on client requirements. Language: Python2, Java, Objective- C, JavaScript, PHP
Software Engineer
Systemaid, Inc•  April 2006 - September 2009•  Shizuoka, Japan
Developed and maintained various web systems based on customer specifications. Language: PHP, Perl, ActionScript, Visual Basic
Software Engineer
Bits, Inc•  April 2005 - March 2006•  Shizuoka, Japan
Maintained UNIX servers at the National Institute of Genetics.
Education
Tokai University
Information Technology, BS•  April 2001 - March 2005•  GPA: 3
Graduated as the valedictorian in the department (May 2005). Major Thesis: Analysis of Webpage Networking and Evaluating the Power of Websites. Relevant Coursework: Programming, Database, Algorithms, Data Structures, Electronics. Obtained two major high-school teaching licenses in Japan ("Information" and "Technology").