top of page

IBM i Programming

IBM i development skills are our focus.  Our team is comprised of experienced, US based talent in RPG FREE, ILE RPG, SQL, Java, Node.js, PHP, .Net and more.


We understand today’s IT challenges – not only the need to do more with less, but also the increasing complexity and ever-expanding knowledge required to operate and manage IT. Our team includes individuals, all based here in the US, who are skilled in custom programming, ERP Integrations and Project Management to support and complement your IT organization.  What’s more, our rates are cost-effective and aimed at the mid-market. We work to ensure your organization is getting the most from existing IT systems while recommending new and emerging technologies when appropriate.

Custom Programming

With a primary focus on IBM i for Power Systems (formerly AS/400, iSeries) our roots are firmly planted with RPG.  However, we work in a variety of environments and programming languages including open source such as Java, Node.js, and PHP. From software enhancements to ERP add-on’s we’re adept at working closely with our clients to analyze their environment, assess requirements and deliver on time and on budget. And, our experience extends to ERP solutions including our own DMMS for Multichannel Retail, along with JD Edwards, Manhattan Associates, ComercialWare and more.

Project Management

With decades of successful ERP implementation projects to draw from, Tree Line’s project management expertise means that your project will be truly “managed and controlled” to run smoothly with meticulous attention to defined goals. Tree Line’s refined methodology identifies key deliverables and maintains project visibility from start to completion.

Our development skills include;

  • RPG Programming Services;

    • RPG ILE, RPG FREE and older versions

  • Web Services

  • DB2 & SQL

  • Java

  • Node.js

  • PHP

  • .Net

  • Linux and Windows OS knowledge


We also provide;

  • Support desk services

  • Custom technology research

To get the conversation started or to simply learn more about Tree Line and our capabilities please click below and we will be in touch promptly.

bottom of page