AS400 Developer & Support

CrackaJack Digital Solutions LLC; Seattle (WA); On-site; USD 85,000 - 120,000; Full time

Job summary

CrackaJack Digital Solutions LLC is seeking an AS400 Developer & Support specialist. The role focuses on developing, maintaining, and enhancing applications on the AS400 (IBM i) platform from Renton, WA, with four days onsite.

You will write and optimize RPG programs, design and manage DB2 databases, and provide L2/L3 production support to troubleshoot and resolve issues. The ideal candidate has hands-on experience with RPG (RPGLE/Free Format RPG), strong DB2 skills, and a solid background

Qualifications

• Strong experience with AS400 (IBM i) platforms.
• Proficiency in RPG (RPGLE / Free Format RPG).
• Hands-on DB2 experience (queries, stored procedures, performance tuning).
• Experience in application support and incident management.
• Understanding of system integrations and batch processing.
• Strong debugging and problem-solving skills.

Responsibilities

• Develop, maintain, and enhance applications on AS400 (IBM i).
• Write and optimize RPG programs (RPG III/IV, RPGLE, Free Format).
• Design, query, and manage DB2 databases.
• Provide L2/L3 production support, troubleshooting and issue resolution.
• Perform root cause analysis and implement long-term fixes.
• Collaborate with business and technical teams for requirements.
• Support system upgrades, patches, and performance tuning initiatives.
• Document processes, code changes, and support activities.

Skills

AS400 (IBM i) systems

RPG (RPGLE / Free Format RPG)

DB2

Application support

Incident management

System integrations

Batch processing

Debugging

Job description

Role: AS400Developer & Support, Location: Renton, WA (4 Days Onsite)

Key Responsibilities:

• Develop, maintain, and enhance applications on AS400 (IBM i) platform
• Write and optimize programs using RPG (RPG III/IV, RPGLE, Free Format RPG)
• Design, query, and manage DB2 databases
• Provide L2/L3 production support, troubleshooting and resolving system issues
• Perform root cause analysis and implement long-term fixes
• Collaborate with business and technical teams for requirement analysis and enhancements
• Support system upgrades, patches, and performance tuning initiatives
• Ensure documentation of processes, code changes, and support activities

Required Skills:

• Strong experience with AS400 (IBM i) systems
• Proficiency in RPG (RPGLE / Free Format RPG)
• Hands-on experience with DB2 database (queries, stored procedures, performance tuning)
• Experience in application support and incident management
• Good understanding of system integrations and batch processing
• Strong debugging and problem-solving skills