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AS400​/RPG Software Developer

Job in Mississauga, Ontario, Canada
Listing for: Magnum Hunt
Full Time position
Listed on 2026-01-12
Job specializations:
  • Software Development
    Software Engineer, Full Stack Developer
Job Description & How to Apply Below

AS400/RPG Intermediate Software Developer

Full Time/

Job Location:

Mississauga, ON

Reporting To:
Development and Infrastructure Manager

MUST HAVEs: iSeries (AS/400), RPG ILE

Description

The successful candidate will join our Transportation Management Systems product team. The team is an entrepreneurial unit handling the complete development life-cycle of our products. Team members work every phase of development from requirements and design to production roll-out and test, as well as support. This is an opportunity to join a diverse, industry-knowledgeable, technically skilled group.

Knowledge of transportation management systems or applications is a definite plus but not a requirement. Superb application development skills, a strong user-orientation, and creativity are requirements. This person must be a strong team player, with excellent communication skills but also have the discipline to work independently.

Qualifications

· Bachelors degree in Information Systems, Computer Science, or Software Engineering preferred.

· Have 3-5 years experience in software development ideally in Transportation/Logistics.

· Familiarity with Agile, Dev Ops, CI/CD, TDD and other modern development practices.

· Solid Understanding of Data Structures, Algorithms, and Object-Oriented design.

· Practical Experience with Unit/Regression/Scenario Testing.

· Proficient in source control management with Git.

· Proven experience working in web development on both front and back end (full stack).

· Understanding of web security, session management, and best development practices.

· Have a good understanding of UX design and performance optimization.

· Exposure to one or more of IBM i, Linux, BSD, Windows Server and Windows.

· Possess strong database skills with experience with data analysis and data modeling.

· Experience in database design and optimization with IBM i DB2 or SQL Server.

· Knowledge of one or more of ILE RPG/Free, LANSA VL Web, CL , C/C++, C#, Java, JavaScript, HTML5, CSS3, JSON and XML.

· Some knowledge of X12 EDI, Web Services (REST/SOAP), FTP, SFTP and AS2 would be an asset.

· Knowledge of web frameworks/environments such as .NET Core, Node.js, Express.js, React, etc.

· Experience with Crystal Reports a definite asset.

· Nice to haves: exposure to build automation tools, containers (Docker), and cloud platforms (Azure or AWS).

Responsibilities

· Meet with customers and end users to identify and define requirements for software enhancements.

· Collaborate with systems and development staff to collect and interpret requirements.

· Work with support staff to troubleshoot and correct existing programs to resolve issues.

· Process feedback from QA team and implement changes to ensure software quality.

· Maintain existing programs and refactor where necessary to help modernize applications.

· Design new programs as required to complement existing services.

· Back-end development including database design, business processes and integration with 3rd party services

· Mobile and front-end web application development.

· Assist in implementing new technology and improving development processes.

· Document key processes, mapping specs, and programs to encourage common best practices.

Position Requirements
5+ Years work experience
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