GeonJu Lee
Web Developer at 롯데정보통신- Claim this Profile
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English Full professional proficiency
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Korean Native or bilingual proficiency
Topline Score
Bio
Credentials
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Engineer Information Processing
Human Resources Development Service of KoreaNov, 2013- Nov, 2024 -
SQLD
한국데이터진흥원Apr, 2019- Nov, 2024 -
Business Metrics for Data-Driven Companies
Coursera -
ELK 스택 (ElasticSearch, Logstash, Kibana) 으로 데이터 분석
인프랩 -
스프링 웹 MVC
인프랩 -
예제로 배우는 스프링부트 입문
인프랩 -
자바 스프링 프레임워크(renew ver.) - 신입 프로그래머를 위한 강좌
인프랩
Experience
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롯데정보통신
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South Korea
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IT Services and IT Consulting
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100 - 200 Employee
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Web Developer
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Aug 2018 - Present
- Manage Online Membership Service with Outh2.0 and API - Develop API service for Java and JavaScript- Handling with ELK Stack for online service monitoring- Work with different kinds of subsidiaries of LOTTE group- Collaborating with Marketing team for accelerating e-commerce marketing - Manage Online Membership Service with Outh2.0 and API - Develop API service for Java and JavaScript- Handling with ELK Stack for online service monitoring- Work with different kinds of subsidiaries of LOTTE group- Collaborating with Marketing team for accelerating e-commerce marketing
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System Administrator
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Jun 2016 - Jun 2018
1. Develop and manage ERP System Samhwa Paint Ind. Ltd by using PowerBuilder and Oracle 10g2. Upgrade ERP System by communicating with end users working in the field.3. Regularly synchronize each database in order to make reliable data.4. Make a oracle function and procedure used in ERP System.5. IT help desk support for end users. 1. Develop and manage ERP System Samhwa Paint Ind. Ltd by using PowerBuilder and Oracle 10g2. Upgrade ERP System by communicating with end users working in the field.3. Regularly synchronize each database in order to make reliable data.4. Make a oracle function and procedure used in ERP System.5. IT help desk support for end users.
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Vlan24 Inc.
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United States
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Technology, Information and Internet
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1 - 100 Employee
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Intern
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Dec 2015 - Feb 2016
Manage dedicated servers and offering colocation service in data center in downtown Los Angeles. Manage dedicated servers and offering colocation service in data center in downtown Los Angeles.
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BINEX LINE CORP.
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United States
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Transportation, Logistics, Supply Chain and Storage
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1 - 100 Employee
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IT Dept. Intern
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Jan 2015 - Jan 2016
1. Identify potential problems in order to maintain the network security.2. Assist internal users by providing Level 1 guidance, investigating questions, and trouble-shooting issues for desktop hardware and applications, network connectivity, and related issues.3. Assist in managing and ensuring the integrity of host computers, multiple database and data transfer.4. Deploy and maintain firewalls, cryptography systems, and all host security activities.5. Distribute and supervise server storage space allotments.6. Design and implement disaster recovery plan for operating systems, databases, networks, servers, and software applications.7. Analyze system or application usage and plan for growth for the network capacity.
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Industrial Trainee
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2014 - 2014
1. Investigate a thesis on ESS (Energy Storage System)2. Research on companies and organizations using ESS in order to reduce electricity charge3. Take a part in a project developing Battery Energy Storage System (BESS) 1. Investigate a thesis on ESS (Energy Storage System)2. Research on companies and organizations using ESS in order to reduce electricity charge3. Take a part in a project developing Battery Energy Storage System (BESS)
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Education
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2012 - 2014
Korea Aerospace University
Bachelor of Engineering (BE), Telecommunications Engineering -
2008 - 2011
Kangwon National University
Biological engineering
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