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Java Backend Engineer
December 2020 - Present1 yr6 mos● Web Application development with Java Spring. ● MySQL programming with MyBatis. ● Using MongoDB for schema-free data. ● Using Redis for distributed system synchronization and cache. ● Crypto and fiat transactions API integration. ● Production development planning, code review, debug and refactor.
Chief technology officer
October 2019 - November 20201 yr2 mos● Web Application development with Node.js. ● Development and operations on Google Cloud Platform. ● Firebase : Cloud Function, Hosting, Authentication, Database, Storage. ● Public Chat room development with Firebase RealtimeDB. ● Third party API integration. ● Database ( Mysql, NoSQL and Redis ) design and maintenance. ● Firewall ( Fortinet ) and NAS management. ● Leading R&D department of 11 members including backends, frontends, UI, and UX. ● Production development planning, code review, debug and refactor.
September 2017 - September 20192 yrs1 mo● Audio processing using Pydub and Google speechRecognition API. ● Computer Vision API development with Python, OpenCV. ● Optical Character Recognition API development with Tesseract and Google API. ● Web Application development with Java SpringBoot and MySql for test results reviewing. ● Android APP automation using Appium and Allure report framework. ● Multiple mobile devices control system redesign and refactor with async processes to improving performance and reliability . ● ChromeOS automation control system research and development. ● Object detection model training with YOLOV3. Integrate the model into applications to improving accuracy of automation and verification. ● Wi-Fi AP auto switch channel tool development with Selenium.
Master’s Degree・Industrial Engineering
2018 - 2021
DescriptionDissertation title: "Automatic Control System Based on Computer Vision"
Non-Degree Program (e.g. Coursera certificate)・Big Data Analytics Course
2016 - 2017
DescriptionI was awarded a certificate of merit for outstanding academic performance when studying in Data analyst of Big Data built school.
Bachelor’s Degree・Information Management
1997 - 2002
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