Rufina Kim

Experience

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  KT

  Jan 1995 - Oct 2000

  • Collected 10+ million registered customer data from nationwide and integrated separated customer profiles and billing data to one system• Assessed and improved database performance by developing a protocol for measurement of results and designing database management tools (Oracle DBMS) in Unix based system.• Reduced task handling time on work site with making access all information in one system and it improved customer satisfaction with implementing in C++, SQL, and PL/SQL.• Backup and recovery of raw/refined data using workstation and server system.• Provided one-on-one customer service with responding to questions and resolving issues regarding to program• Provided analyzed data in different needs and supported marketing team to make successful strategies • Leaded 4-person team to planned database upgrades by maintaining , evaluating, and improving a transaction processing model Show less • Provided comprehensive technical support by analyzing, identifying, and troubleshooting LAN/WAN network issues.• Organized and executed network device maintenance.• Provided installation, troubleshooting and technical support for end users hardware/software ISDN, T1, and fiber-optic circuitry within Windows95/XP• Executed situation analysis, documentation, and equipment order• Performed device configuration, final deployment of server, end hosts and peripheral.• Provided system engineering documentation Show less

  • Database Specialist

    Apr 1998 - Oct 2000

  • Information Technology Program Project Manager

    Jan 1997 - Mar 1998

  • Network Analyst - Kumsan Satellite Center

    Jan 1995 - Dec 1996
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  Hasang Adult Community Center

  Jan 2011 - Jan 2012

  Computer Instructor

  • Taught 15+ seniors• Created teaching plan based on class level• Facilitated classes teaching basic computer, keyboard, email, internet, and current technology and all students could communicate online at the end of the class• Supported inquiries and feedback in class and/or home

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  JRM Global Inc.

  Jan 2015 - Jan 2017

  IT Support Specialist

  Installed and configured workstations and peripheral devices. Provided technical support including program installation, network configuration, and troubleshooting. Drafted and edited government reports and documents. Assisted in planning various aspects of special projects, including meeting scheduling and coordinating. Select Accomplishments: · Reduced processing time by 12% and improved order accuracy by 6% over three-year average by designing and managing inventory and order management system in MS Excel.· Increased customer satisfaction 10% more in post-call surveys than past three years with proactive communication and qualitative service.· Boosted system security to nearly zero malware attacks and efficiency by 10+% over more than three years by installing new anti-malware software, critical operating system, and optimizer software. Show less

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  Amazon Web Services (AWS)

  Jan 2020 - Jan 2021

  AWS re/Start

  Full-time 12-week intense IT hands-on training. Focused learning on fundamental aspects of deploying AWS services through scenario-based learning, hands-on labs, and coursework. << Key Core Technologies >>Linux • Python • MySQL • Shell scripting • Version control-Githup • Oracle VM VirtualBox • Amazon Elastic Compute Cloud (EC2) • AWS DynamoDB • Amazon Relational Database Service (RDS) • Amazon S3 • Amazon Virtual Private Cloud (VPC) • Elastic Load Balancing (ELB) • Amazon Elastic File System (EFS) , Amazon CloudWatch • Amazon CloudTrail • AWS Trusted Advisor AWS Organizations • AWS Systems Manager, AWS Identity & Access Management (IAM) • JSON Show less

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  Nationwide IT Services, Inc.

  May 2022 - now

  Software Developer