Masaru Yokoi
Information Technology Support Consultant
Chiyoda, Japan
Summary
👤
Senior🎓
Top SchoolMasaru Yokoi is an experienced software engineer and IT consultant with over 20 years building reliable, high-performance systems across Linux, web, database, and distributed architectures. He combines hands-on proficiency in C/C++, Ruby, Java, Python and more with deep operational expertise in database tuning (PostgreSQL), Hadoop/Databricks/Snowflake, Terraform, and secure server/network deployments. Masaru has led engineering teams, run technical training, and consulted on large-scale adtech, EC and datacenter projects while filing patents for production systems. Currently he provides IT support and service deployment for enterprise clients, including password manager and MDM solutions, drawing on long experience in deployment and operations. Notably, he pairs low-level Linux/kernel familiarity with practical skills in building scalable web platforms and office networking—an uncommon blend that helps bridge product development and operational reliability. Based in Chiyoda, Japan, he also brings cross-cultural communication skills from Cantonese/Putonghua language studies alongside a BBA in Accounting.
12 years of coding experience
15 years of employment as a software developer
Certification, Chinese Studies, Certificate in Chinese as a Foreign/Second Language (Putonghua) with Distinction, Certification, Chinese Studies, Certificate in Chinese as a Foreign/Second Language (Putonghua) with Distinction at 香港中文大學Bachelor of Business Administration (BBA), Accounting, Bachelor of Business Administration (BBA), Accounting at 龍谷大学The Chinese University of Hong Kong (CUHK)
Japanese, English, Chinese, Chinese
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (20)
ruby7
linux7
homebrew7
macos7
password-manager6
nrf528406
kicad6
cli5
keyboard5
secrets5
rp20405
cortex5
atmel4
firmware4
package-manager4
Programming languages (3)
Github contributions (5)
masaruyokoi/ChineseCharConv-html5
Nov 2019 - Nov 2023
Chinese character converter on html5 and JavaScript
Contributions:1 PR, 8 pushes, 2 branches in 4 years
masaruyokoi/ChineseCharConverter
Apr 2014 - Feb 2015
Contributions:27 commits, 6 pushes in 10 months
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