IBM i System/36 Developer - Remote - FS462

Fresche Solutions Inc.; Montreal (administrative region); Remote; CAD 95,000 - 135,000; Full time

Benefits offered by this job

Remote work

Work-life balance

Job summary

Fresche Solutions Inc. is seeking experienced IBM i System/36 Developers to modernize legacy applications. You will analyze existing System/36 components, convert OCL to CL, and migrate RPG II to RPG IV/ILE RPG while preserving business functionality.

You will also remediate code, perform comprehensive testing, and collaborate with technical teams and stakeholders to ensure modernization success.

Qualifications

• 7+ years of IBM midrange development experience.
• 5+ years of System/36 development and support experience.
• Demonstrated experience with application conversion and modernization initiatives.
• Proven track record delivering RPG and OCL conversion projects in IBM i environments.

Responsibilities

• Analyze existing System/36 applications, job streams, menus, and screen flows.
• Convert OCL programs to CL for IBM i.
• Convert RPG II applications to RPG IV / ILE RPG while preserving business functionality.
• Review and remediate converted code to improve maintainability and performance.
• Perform unit and integration testing and support user acceptance testing.

Skills

System/36

OCL

RPG II

RPG IV / ILE RPG

IBM i modernization

Batch processing

Job scheduling

Screen modernization

Code remediation

Tools

Code conversion tools

Source control

Change management

Job description

Why Join Fresche? At Fresche Solutions, we don't just maintain legacy systems; we transform them. For over a decade, we've been the leading partner for IBM i modernization and innovation. We offer a true work-from-anywhere (North America) model, prioritizing work-life balance and a culture where our values aren't just posters on a wall, they guide every technical decision we make.

Position Summary

We are seeking experienced IBM i System/36 Developers to support the modernization of legacy IBM System/36 applications. The successful candidates will be responsible for analyzing existing applications, converting legacy System/36 components to modern IBM i technologies, performing remediation activities, and validating functionality through comprehensive testing.

This role requires deep technical expertise in System/36 environments, OCL, and RPG II, along with proven experience converting legacy applications to CL and RPG IV (ILE RPG).

Key Responsibilities

• Analyze existing System/36 applications, job streams, menus, and screen flows.
• Convert Operational Control Language (OCL) programs and processes to IBM i Control Language (CL).
• Convert RPG II applications to RPG IV / ILE RPG while preserving business functionality and application integrity.
• Review and remediate converted code to improve maintainability, performance, and compliance with modernization standards.
• Perform unit testing, integration testing, and support user acceptance testing activities.
• Investigate, troubleshoot, and resolve issues identified during remediation and testing.
• Modernize System/36 screens and menu structures.
• Document application functionality, conversion approaches, remediation activities, and testing results.
• Collaborate with technical teams, business stakeholders, and quality assurance resources throughout the modernization effort.
• Participate in code reviews and contribute to technical best practices and knowledge transfer activities.

Required Skills and Experience

Technical Skills

• Strong experience working in IBM System/36 environments.
• Extensive experience with Operational Control Language (OCL).
• Strong RPG II development and maintenance experience.
• Hands-on experience converting OCL to CL.
• Hands-on experience converting RPG II applications to RPG IV / ILE RPG.
• Experience with IBM i application modernization initiatives.
• Strong understanding of batch processing, job scheduling, and legacy application architectures.
• Experience performing conversion remediation and code optimization activities.
• Experience planning and executing conversion-related testing.
• Experience with screen and menu conversion and modernization.

Professional Skills

• Strong analytical and problem-solving abilities.
• Ability to understand and translate complex legacy business logic into modern IBM i solutions.
• Excellent verbal and written communication skills.
• Strong documentation and organizational skills.
• Ability to work independently and within a collaborative project team environment.

Preferred Qualifications

• Experience using automated code conversion tools and performing post-conversion remediation.
• Experience modernizing large-scale IBM i applications in distribution, wholesale, manufacturing, or ERP environments.
• Familiarity with IBM i development tools, source control, and change management processes.
• Experience participating in legacy application transformation and modernization programs.

Deliverables

Successful candidates will be expected to:

• Complete OCL to CL conversion activities.
• Complete RPG II to RPG IV / ILE RPG conversion activities.
• Remediate and validate converted applications.
• Execute and document testing activities.Support screen and menu modernization efforts.
• Produce technical documentation and knowledge transfer materials.
• Contribute to the successful delivery of modernization objectives.

Experience Requirements

• 7+ years of IBM midrange development experience.
• 5+ years of System/36 development and support experience.
• Demonstrated experience with application conversion and modernization initiatives.
• Proven track record delivering RPG and OCL conversion projects in IBM i environments.

Additional Notes

This position is focused on System/36 application modernization, including OCL, RPG II, CL, RPG IV, remediation, testing, and user interface conversion activities. Experience related to specialized source-format transformation, database modernization, or other advanced modernization disciplines is not required for this role.

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