| SunOS 4.0.3 - 5.7 | Dec Ultrix 4 |
| HP-UX 8 & 9 | Cray Unicos |
| Sequent Dynix 2 & 3 | SGI Irix 4 & 5 |
| Linux | BSD |
| MSDOS/Windows | MacOS |
| Prime PRIMOS Rev 19 - 23 | QNX 3 |
| C, Lisp, Forth, Pascal |
| Various assembler languages |
| Some C++ and Fortran |
| Socket/network programming |
| Multithreading |
| Pidentd (a server for RFC1413 aka the IDENT protocol) |
| Phttpd (a multithreaded WWW server) |
| NYS (a NIS and NIS+ client library, and a NIS server) |
| Linköping University, Linköping, Sweden | Computer Science courses | 1989-91 |
| Västerhöjdskolan (~= College), Skövde, Sweden | Electrical Engineering | 1983-87 |
| Linköping University, Physics Department | 11/95 to Present |
| Computer Systems Manager/Unix Systems Administrator Responsible for the department's total computing environment (network and computers for the 300 people working at the department). Manager for the central group of system administrators. Primary sysadmin for the Unix workstations and servers.
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| Linköping University, Physics Department | 1/94 to 11/95 |
| Unix Systems Administrator Duties were to administer the Unix workstation/servers (approx 100, mostly Sun's but also a few IBM's, SGI's and a Cray Y/MP-EL) and plan/implement the department's new network infrastructure (FDDI backbone with FDDI-to-ethernet switches/routers).
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| Signum Support AB | 8/92 to 11/97 |
| Board Member and some spare time consulting Founded (together with 5 other people) Signum Support AB, a company specializing in free software support, development and distribution but which also does ordinary consulting.
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| Linköping University, Lysator Academic Computer Society | 1/90 to Present |
| Unix Systems Administrator Voluntarily got involved into Lysator (a Linköping University students/employee organization dedicated to forwarding it's members computer knowledge) as one of it's system administrators. Managed a number of different Unix computer systems but mostly concentrated on the Sun workstations/servers (from old Sun2/120's up to SPARCserver-1000's).
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| Findata Finansiell Information AB | 9/88 to 9/89 (part-time) |
| Software Developer Worked as a part-time applications/tools developer during evenings, writing software in a Prime/PRIMOS computer environment. Later occasionally jumped in for shorter times as a Unix specialist to help them in their conversion from PRIMOS to a Sun/Unix environment.
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| ComCraft Computer AB | 9/88 to 9/89 |
| Project Leader/Software Developer Duties included project management and software developement in two different areas: small hand-held computers and special software development (a kind of mailbox system for a wireless computer communications system) for the national Swedish Phone company. Computing environment: PC's with the QNX operating system.
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| Västerhöjdskolan, Computing Center | 7/87 to 11/87 |
| Programmer/Hardware Developer Worked as a programmer for the Computing Center, writing small utilities for the everyday school and computer administration. Also was the major hardware designer for a small (Z80-based) one-board computer to be used in the EE classes. Computing environment: PC's in a Novell network and a Prime minicomputer running PRIMOS. | |