All Services Programming & Development POS developer, Point of Sale Developer $30/hr · Starting at $200 I have been in the Point of Sale business for 17 years. I specialize in 4690 Toshiba/IBM systems. I have written on GSA, SA, ACE, OS 4690, AEF and SIGUI. My coding skills include IBM Basic, Python, C++, and Java. About $30/hr · Ongoing Download Resume I have been in the Point of Sale business for 17 years. I specialize in 4690 Toshiba/IBM systems. I have written on GSA, SA, ACE, OS 4690, AEF and SIGUI. My coding skills include IBM Basic, Python, C++, and Java. Skills & Expertise BasicCC++DeveloperJavaPython 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts Java DevelopersC ProgrammersC++ DevelopersPython Developers