AS/400 Developer - Cebu City

Staff Outsourcing Solutions/Ecomia is seeking experienced and detail-oriented AS/400 Developers to support one of our long-time clients who is a leader in the powersports distribution industry. The AS/400 Developer will play a critical role in developing, enhancing and maintaining business-critical applications running on the IBM i (AS/400) platform.

This position is ideal for professionals who has worked with or enjoy working with legacy systems in a senior or junior capacity while also contributing to system modernization efforts. Familiarity with Infor A+ ERP is highly desirable, but not mandatory.

Key Responsibilities

• Design, develop, test, and maintain applications on the IBM i (AS/400) platform.
• Support and enhance legacy systems using RPG IV (ILE RPG), RPGLE, CL, DDS and related IBM i technologies.
• Collaborate with cross-functional teams to gather and understand business requirements and translate them into technical specifications.
• Troubleshoot and resolve application issues, performance bottlenecks and system errors in a timely manner.
• Participate in software upgrades, code migrations, and system maintenance tasks within the IBM i environment.
• Maintain and develop interfaces with external systems, APIs and newer platforms where necessary.
• Produce and maintain technical documentation, process workflows and user guides.
• Work closely with the team managing Infor A+ ERP to support data flows and business logic.
• Assist in identifying opportunities for system optimization and modernization while ensuring continuity of core business operations.
• Follow best practices in source control, change management and code quality.
  
  

Technical Skills

Preferred Skill Set & Qualifications:

• Strong development experience with IBM i (AS/400) systems.
• Proficiency in RPG IV / RPGLE / ILE RPG, CL (Control Language), DDS and DB2 for i.
• Experience working with SQL and embedded SQL on the IBM i platform.
• Familiarity with Infor A+ ERP is a strong advantage.
• Experience with subfile programming, modular code and ILE service programs.
• Knowledge of IBM i system administration tasks is a plus.
  
  

Development Practices

• Proficient in software development lifecycle (SDLC) principles in legacy environments.
• Experience with version control systems (e.g., TurnOver, Git, or equivalent for IBM i).
• Ability to write clean, maintainable and well-documented code.
  
  

Soft Skills

• Strong problem-solving and analytical skills.
• Effective communication and collaboration with both technical and non-technical stakeholders.
• Self-motivated with the ability to work independently or as part of a distributed team.
  
  

Educational Requirements

• Bachelor’s degree in Computer Science, Information Technology, or related field, or equivalent professional experience.
  
  

For those interested, respond to this post with your updated resumes and contact details for a possible preliminary screening and interview scheduling.

Walk-in applicants are welcome to drop by our office from 10:00 AM until 7:00 PM, Monday to Friday only. Bring a copy of your updated resume, valid ID, and vaccination card.

STAFF OUTSOURCING SOLUTIONS / ECOMIA