1) IBM Mainframe
- System Software Development (Assembler, C),
OS/390 (internals, authorized services), z/OS, VM/CMS, DOS/VSE
- IBM Telecommunications Access Methods: VTAM LU6.2 etc. (+ BTAM, QTAM, TCAM).
- MVS/JES2 Exits, sub-routines, custom software, compilers and translators
- TSO / ISPF / REXX development
- Systems Programming / Technical Services
(MVS, JES2 (HASP!), SMP, CA/Activator, IPCS, MICS,
CICS, Xpediter, Intertest, Endevor, Rochade)
- Systems Analyst / Lead Programmer (CICS, IMS)
- Application Systems Development
(Cobol, PL/I, Fortran, APS, Gener/OL, Mantis, FOCUS, Easytrieve, SAS, etc.)
- CICS, IMS/DC, Intercomm, etc. at all levels
- IMS/DB, DB2, VSAM, IDMS, ADABAS, DATACOM, TOTAL, etc.
- PC interfaces, 3270 API (Assembler, Basic, C++, Clipper, etc.)
2) Other Platforms
- Windows 3.1, 95, 98, ME, 2000, MS-DOS, CP/M
writing applications, utilities, device driver, CP/M BIOS (Ithaca Intersystems)
- Linux and UNIX
- Telecommunications protocols: ASYNC, BISYNC, Datapac/X.25, TCP/IP (basics only)
- ancient IBM 1401, 7074, 360 DOS, OS/MFT/MVT, HASP, CP67, OS/VS1/VS2, PDP-11, DEC-10
- various non-IBM computers: DEC, Honeywell, Univac, Intel, Zilog
3) Expertise / Experience