Custom Software Development

At 3L, we specialize in custom software development for the IBM i (iSeries, AS/400) midrange platform, delivering tailored solutions that drive business efficiency and performance. Our team consists of Senior Business Strategists, System Architects, Programmers, Business Analysts, and Project Managers�all dedicated to building software that aligns with your unique operational needs.

We take a strategic, requirements-first approach to software development. Before writing a single line of code, we fully analyze project requirements and develop proof-of-concept prototypes to ensure alignment with your business goals. This guarantees that you receive a custom-built, optimized solution�not a generic, one-size-fits-all system.

Decades of IBM i Expertise
With experience dating back to the S/36, S/38, and AS/400 era, we understand the power and reliability of the IBM i platform, built on the solid OS/400 operating system and DB2 database. Our expertise includes RPG, RPG IV, RPG ILE, CGI, HTML, CSS, AJAX, Angular, Java, Apache HTTP, and more�enabling us to build modern, high-performance applications for your business.

Flexible & Scalable Solutions
At 3L, we bring deep industry expertise to every project, ensuring that our solutions meet your business needs, compliance requirements, and operational goals. Whether you need full-scale development, system enhancements, or ongoing support, our services are flexible and scalable to provide the right level of involvement for your organization.