Hello, I have worked on IBM RPG on AS/400 (iSeries) from OS V4R3 to V5R4 , programming on RPG II, III, IV, ILE , also free RPG, CLP, database management, network configurations (VPN), integrations with other systems via TCP/IP and other applications (like AutoCAD, etc.)
At present, I am working with web technologies for startups and large companies, using a modern RAD framework for web focused on information system development.
I am open to work by hour or by project, according to your requirements or convenience. I have experience working remotely on this kind of mainframes.
If it sounds good for you, feel free to chat here and discus in details.