algorithm optimization , Version Control, data structures, IBM z TPFDF, IBM TPF Assembler, MVS Assembler HLASM, software design principles, automated builds, mainframe performance tuning, Dump Analysis, structured testing, trace tools

algorithm optimization , MVS Assembler, Version Control, data structures, IBM z TPFDF, structured testing, IBM TPF Assembler, HLASM, Dump Analysis, software design principles, mainframe performance tuning, trace tools, automated builds