DEVELOPER (IBM) COLUMBUS, OH (ONSITE)

JOB TITLE: AS/400 DEVELOPER (IBM)

JOB DURATION: 8+ MONTHS

JOB LOCATION: COLUMBUS, OH (ONSITE)

EXPERIENCE: 6-10+ YEARS

EMPLOYMENT TYPE: UCS/EAD

Job Summary

We are looking for an experienced AS/400 Developer with strong hands-on expertise in IBM i (AS/400) application development, maintenance, and support. The ideal candidate should have experience in RPG/RPGLE programming, CL/CLLE, DB2/400, and SQL, along with a solid understanding of business applications, system integrations, and production support.

Key Responsibilities

Design, develop, enhance, and maintain business applications on the IBM i (AS/400) platform.

Develop and maintain programs using RPG, RPGLE, free-format RPG, CL, and CLLE.

Write, optimize, and maintain SQL queries and DB2/400 database objects.

Work with physical files, logical files, display files, printer files, and database tables.

Analyze business requirements and translate them into technical specifications and application solutions.

Perform application debugging, root-cause analysis, performance tuning, and defect resolution.

Develop and maintain batch jobs, job schedules, reports, and data-processing programs.

Support application integrations, data interfaces, and file transfers between systems.

Perform unit testing, integration testing, code reviews, and implementation activities.

Provide production support and resolve application issues within agreed SLAs.

Collaborate with business analysts, QA teams, application support teams, and other developers.

Prepare technical documentation and follow established coding standards and change-management procedures.

Required Skills and Qualifications

5 10 years of hands-on experience in AS/400 / IBM i development.

Strong programming experience in RPG, RPGLE, and free-format RPG.

Experience with CL/CLLE programming and IBM i command-line utilities.

Strong knowledge of DB2/400, SQL, database design, and query optimization.

Experience working with physical files, logical files, display files, and printer files.

Understanding of batch processing, job queues, job scheduling, and system operations.

Experience with debugging, troubleshooting, application maintenance, and production support.

Knowledge of software development life cycle (SDLC), testing, and deployment processes.

Strong analytical, problem-solving, and communication skills.

Preferred Skills

Experience with embedded SQL in RPG programs.

Knowledge of APIs, web services, FTP/SFTP, and application integration.

Exposure to source control, change-management tools, and deployment utilities.

Experience with modern IBM i development tools such as RDi.

Familiarity with Agile/Scrum methodologies.

Experience in banking, insurance, retail, manufacturing, or other enterprise business applications is an advantage.

Education

Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent practical experience.