RPG Programmer

Asticom Technology Inc; Albay; On-site; PHP 600,000 - 900,000; Full time

Job summary

Asticom Technology Inc. in the Philippines is seeking an experienced RPG Programmer to design, develop, test, and maintain IBM i-based software.

The role covers core legacy code and modern IBM i applications, translating business requirements into technical solutions with a focus on performance and modernization. You will work with RPG IV/RPGLE, Free-Format RPG, and DB2 SQL, while collaborating with cross-functional teams to implement REST APIs and data integrations.

Qualifications

• Bachelor's degree in Computer Science, Information Systems, or equivalent hands-on industry experience.
• 3+ years of hands-on experience in software development on the IBM i OS environment.
• Proficient in RPGLE, Free-Format RPG, CL/CLLE, and DB2 SQL.
• Hands-on experience with IBM Rational Developer for i (RDi), PDM, SEU, and change-management tools.

Responsibilities

• Write, clean, and optimize programs using RPG IV, RPGLE, and Free-Form RPG to support core business operations.
• Develop embedded SQL operations, DB2 procedures, CL scripts, and DDS/DSPF screens for data processing.
• Partner with cross-functional stakeholders to translate requirements into designs and workflows.
• Debug, test, and issue hotfixes to maintain high application stability.
• Refactor legacy RPG to Free-Format RPG; modularize features and build REST APIs for integrations.
• Create design specs, data flow diagrams, and change logs per internal procedures.

Skills

RPG IV / RPGLE

Free-Format RPG

DB2 SQL

REST APIs

Git

Agile/Scrum

Education

Bachelor's degree in Computer Science or equivalent

Tools

RDi (IBM Rational Developer for i)

PDM (Program Development Manager)

SEU (Source Entry Utility)

Aldon / Turnover / Git

Job description

About the role

We are seeking an experienced RPG Programmer to design, develop, test, and maintain business-critical application systems running on the IBM i (AS/400 / iSeries) platform. In this role, you will work on both core legacy codebases and modern IBM i applications, translating business requirements into technical solutions, optimizing database performance, and participating in system modernization initiatives.

Key responsibilities

• Write, clean, and optimize programs using RPG IV, RPGLE, and Fully Free-Form RPG to support core business operations

• Develop embedded SQL operations, DB2 procedures, Control Language (CL) scripts, and DDS/DSPF subfile screens for efficient data processing

• Partner with cross-functional stakeholders to translate functional business specifications into structured technical designs and workflows

• Debug complex software issues, perform unit and system integration testing, and issue hotfixes to maintain high application stability

• Refactor legacy column-based code (RPG III/RPG IV) to Free-Format RPG, modularize features using Service Programs (*SRVPGM) and Modules (*MODULE), and build REST APIs for third-party integrations

• Create and update technical design specs, data flow diagrams, and system change logs in compliance with internal change management procedures

About you

• Bachelor's degree in Computer Science, Information Systems, or equivalent hands-on industry experience

• 3+ years of hands-on experience in software development on the IBM i (AS/400, iSeries) OS environment

• Proficient in RPGLE, Free-Format RPG, CL/CLLE, and DB2 SQL

• Hands-on experience with IBM Rational Developer for i (RDi), Program Development Manager (PDM), Source Entry Utility (SEU), and Change Management software (e.g., Aldon, Turnover, or Git)

• Deep understanding of relational database concepts, physical files (PF), logical files (LF), and DB2 indexing strategies

• Experience with modernization frameworks (e.g., Profound UI, Node.js, Python, or PHP on IBM i)

• Knowledge of web integration technologies, including JSON, XML, RESTful APIs, and HTTP server configurations

• Familiarity with modern continuous integration, version control (Git), and Agile/Scrum delivery processes