COBOL Programmer. OJT for legacy system operation used by COBOL

YUNEHO RYU

*** ***** ******* *****, *******, GA *0047 Cell: 404-***-**** ******.***@*****.***

PROFESSIONAL SUMMARY

Results-driven IT professional with a strong background in AS/400 development, COBOL programming, and enterprise system modernization. Extensive experience in financial systems, logistics management, and software development. Proven track record of improving efficiency, automating processes, and managing large- scale database operations.

I am continuously enhancing my expertise in IBM mainframe technologies and obtaining relevant certifications for professional growth.

Looking for the Job position:

1. On the job training (OJT) for legacy system used by COBOL programming. 2. COBOL programmer.

WORK EXPERIENCE

Prudential Life Insurance of Korea – Sr. manager (AS/400) February 1995 – April 2004

• Developed and maintained financial systems for Prudential Life Insurance Korea, focusing on whole life, variable life, pension, and cancer insurance products.

• Designed and implemented a Field Service Staff Management System, reducing agency staff manpower and improving operational efficiency.

• Managed IBM iSeries (AS/400) environments, utilizing COBOL, DB2, VSAM, JCL, and CICS.

• Led system analysis and design efforts, ensuring scalability and data integrity. Handuck Insurance System – Developer (AS/400) Developer 2004 – 2005

• Enhanced and maintained legacy insurance systems on IBM iSeries.

• Developed automated processes to streamline underwriting and claims processing.

• Integrated COBOL applications with DB2 and VSAM storage systems. TECHNICAL SKILLS

• IBM AS/400 (iSeries) development (12 years): COBOL, CICS, JCL, CL, RPG, DB2, VSAM

• Database Management: DB2, Microsoft SQL Server, RDBMS Development Methodologies (9 years): Software development life cycle (SDLC: waterfall model).

• ASP.Net (C#), JavaScript, jQuery, JSON/AJAX, HTML5, CSS EDUCATION & CERTIFICATIONS

• IBM Certified Specialist – AS/400 & iSeries Systems (March 2022)

• IBM Certified Application Developer – Enterprise COBOL (June 2022)

• Project Management Certification, The Korea University (September 2003)

• Master of Software Engineering, The Korea University, Seoul – GPA: 4.24 (Graduated Spring 2004)

SOFTWARE DEVELOPMENT & IT SOLUTIONS

• CAPSIL (Prudential Life Insurance legacy system).

New application using scanning procedures.

Development insurance package for divided and pension procedure.

Developed Life Insurance Package for Sale (LIPS) migration.

Designed and implemented cloud-based enterprise systems.

Migrated Y2K project for the Prudential operation system.

Planned and introduced SAN, NAS, and AS/400 regeneration.

Legacy system modification for end-users’ requestions through RFP.

• Developed Easy-Order for Amazon’s best buy system: Developed an eCommerce solution automating inventory and pricing management, migrating manual processes to an ASP.Net and SQL-based system.

• Developed Easy order system with Amazon sales transection pool AWS using ASP.Net

(C#), MS SQL Server, JavaScript, and HTML with CSS.

• Developed POS operation system.

FINANCE & ADDITIONAL SOLUTIONS.

• EG Solution – Holland in Michigan, (4/1/2025 – Current): Interpreter for English with Korean, and FP&A.

• Eastern Construction Cooperation (2023 – 3/31/2025): Budget and AR/ AP management.

• CNC Enterprises, Inc. (2019 – 2022): Managed chassis, axle, and bumper logistics at the MOBIS West Point plant. Leading process optimization and financial cost analysis.

• Osung Logistics, Inc. (2018 – 2019): FP&A, Operated supply chain operations, improved budget vs performance on shipping transactions.

HONORS & AWARDS

• Ranked #1 in Class, The Korea University Graduate School of Computer Science, 2002 INTERESTS & ACTIVITIES

• Member of Salvation Army Church.

• Traveling with family activities.

• Enjoying building social relations with people.

• I am passionate about cello playing and enjoying, long-distance running with half marathon, and fostering meaningful relationships.

Contact this candidate