EXPERIENCE SUMMARY:
I am a seasoned computer professional with experience as developer in a UNIX and Linux environment. My recent experiences include: Java and PHP programming, system administration and systems programming. I enjoy working in teams as well as working directly with customers.
TECHNICAL SUMMARY:
Programming Languages: Java, PHP, Unix Shell Scripting, PERL, Python, XML, RealBasic, C, JavaScript, HTML, CSS
Operating Systems: Linux - CentOS 5, Ubuntu 10 and 11, Sun Solaris, Tru64 Unix, HP-UX, AIX
Databases: MySQL 5.5, PostgreSQL 9.0, Oracle
Frameworks: Hibernate
Application Servers: Tomcat 6, Glassfish, Resin
Build Tools: ant, make
PROFESSIONAL EXPERIENCE
UMC Utrecht Nov. 2010 - Present
Java Application Developer/ Linux Administrator
Developed and enhanced a LIMS system – Laboratory Information System. Worked directly with researchers developing code to help manage automated experiments and manage work flow. Also wrote a drop box application for sharing and storage of files.
Made many modifications to the PHP open source HESK software.
Lupine Medical Systems December 2009 - Nov. 2010
Java developer for a professional scheduling program. Program allows for complex scheduling of shifts for emergency room doctors.
- Setup a web-based tools for instance creation of database and accounts on a single server.
- Made numerous product enhancement and bug fixes.
- Application is written in JSP and Java using MySQL
ADP Dealer Services Jan. 2007 - October 2009
Unix System Engineer.
- Development of a single sign on Kerberos infrastructure to unify product suite.
- Making custom Linux modification for new hardware.
- Development of tool set for maintenance and monitoring of the PostgreSQL database.
- Developed a process for self signing and distributing SSL certificates.
- Created an SSL infrastructure for ADP web products. This included the creation of a certificate authority and certificate management and distribution system.
- Worked in many aspect of the Linux operating system including Apache, Shell Scripting, PHP, C and PERL.
Freelance Web/System Developer/Administrator March 2002 - Jan. 2007
Freelance Unix system administrator ((Solaris, Veritas (Foundation Suite, Netbackup and Volume Replicator), Linux), Web administrator (Apache, Tomcat) and web developer (PHP, Java, HTML, Javascript, Oracle and MySQL). Also developed custom software for WordPress.
Customers Included:
Wilshire Financial Services Group ( now IBM Seterus) - Unix System Administration and Perl and Shell Scripting. Veritas Foundation Suite and Volume Replicator.
Hawaii Online Services - Development of custom E-Commerce software including: dynamic pages HTML, Javascript and CCS pages. Development in PHP, Linux and MySQL.
Dream Manifesto LLC - Converted custom windows app into RealBasic on the Mac OS X
Compaq Computer
Nov 2000 - March 2002
Unix Project Engineer for Tru64 Unix and Linux working on Alpha and Intel based servers. Acted as both hands-on Unix systems engineer and project manager providing support for a large VAR (ADP) with over 10,000 server installation base. Responsible for replication and solution of a diverse set of problems including:
- OS and kernel defects and panic analysis.
- Device driver and firmware debugging.
- Coding of solutions to Unix utilities including tftpd, bootp, joind, cu and cron.
- Network problem debugging using tcpdump and other packet analyizers.
Served as on-site vendor representative for Compaq Computer. Had daily face-to-face contacts with ADP management and engineering staff.
NIKE.COM
June 1999 - Oct 2000
Technical Web Master/Web Developer-Architect. Responsible for final testing and live content for the nike.com site. Worked with Javascript, PERL, Servlets and JDBC, ServletExec 2.2 and Content Management tool development to assist the creative team at Nike. Developed a PERL based CGI generation application for data collection. Assisted with system administration duties on extensive Sun network. Akamaized all web content and incorporated it into production process. Developed libraries of Javascript code to address browser compatiability issues.
OREGON HEALTH SCIENCE UNIVERSITY
March 1998 - June 1999
Senior Unix System Administrator working in the Digital Alpha Server/Sun Solaris and HP-UX environments. Performed system installs/configuration and all aspects of Unix system maintenance and networking.
Projects include development of an enterprise account database and a custom web based system monitoring tool.
This included:
- establishing customer requirements
- Development of database schema
- Development of software design specs.
- Coding of server side software using Perl/DBI and SQL which provided database access to Oracle
- Coding of user interface using HTML, Java and javascript
- The enterprise account database application was a multi-user database application for controlling accounts and access to all of OHSU servers
- The web based system monitoring tool tracked status of all Unix, NT and VMS servers including, network connectivity, disk availability and web server availability
Worked in Oracle 7.2.4/Perl DBI, HTML, Java and javascript. Also setup and maintained server in a Y2K testing lab.
W3Controls
June 1997-Feb. 1998
Developed reporting tools for Internet filter/monitoring product in Java 1.1. Development included writing user interface/controls, graphics and plotting. Worked with the JCLASS java libraries and java.awt.
HEWLETT PACKARD COMPANY
June 1995 -March 1998
Member of 5 person team supporting over 1000 Unix servers and workstations at HP’s largest site (7,000 users) in Corvallis, Oregon. Worked on NT/Unix integration, web server infrastructure. Maintained and modified customized Samba network source code. All modification were contributed to the official Samba source code. System administration duties included, system/kernel tuning, software upgrades, PERL and shell scripting, JAVA/PERL/CGI and HTML web design and Oracle DBA work (to support Open View). Wrote web application which allowed for Unix and network administration from the Web.
I also worked on automation of security procedures for over 700 Unix computers at Hewlett Packard Vancouver. This including writing and maintaining software to automatically manage password aging, running crack and medusa security software.
WELLS FARGO BANK
June 1994 - June 1995
Project manager and technical advisor to large migration of trust accounting system managing several billion dollars worth of assets. Migration was from a Prime system to RS6000 /AIX 4.2. New application was written in the Universe database.
1. Performed all the data extraction and mapping.
This included going through Fortran code and indexed files on the old application (Prime 50 series) and learning the application and file layouts as there was no one within the organization familiar with this system. I wrote the programs that performed the data extraction and then worked with the Vendor of the new software and mapped data field by field into the new data files.
2. System Administration
Set the new system - an IBM RS6000 running AIX 4.2. Also setup all the terminal and printer communication.
3. Database Administration.
Installed the Universe Database and performed the configuration and setup system security.
4. Vendor Management.
Worked directly with the vendor (PetroData) to insure that the new environment at Wells Fargo would work with their application and insure work was delivered before deadlines.
5. Database Development.
Enhanced the new trust accounting system by developing EIS (Executive Information System) interface to new application using the Forest and Trees product on an ODBC connection. Rewrote many database reports in Universe SQL and Universe Basic.
CALIFORNIA PUBLIC UTILITIES COMMISSION
Mar 1990 - June 1994
Provided consulting and internet expertise to a large state agency. Responsible for Internet web site and all internet infrastructure. Environment consisted of a large Unix and PC statewide network. Performed system administration, systems programming, special database projects duties. Projects included:
- Installed Oracle, Unix OS and disk configuration
- Acted as backup DBA
- Setup and installation of Internet connection including MOSAIC, Pine Mail, Gopher. Performed ports of these software to Pyramid DCOSx operating system
- Developed bulletin board software for display and downloading of data, reports and news items from the commission. This software was written in the C language
- Developed a interface between Oracle and OPN office automation software. This interface allowed for reports and downloads from Oracle to be E-mailed, or PC downloaded to users
- Developed a custom Socket application for communication between Prime TCP/IP and Unix
WELLS FARGO INVESTMENT ADVISORS
June 1988 -- Feb. 1990
Systems software development on Prime and VAX computers. Projects included:
- An electronic mail interface between Prime OPN and DEC Mail.
- A print interface which allowed files spooled on Prime to print on VAX printers
- A command shell for user of a data brokerage service.
LINCOLN NATIONAL INFORMATION SERVICES
June 1986 - Mar. 1988
West Cost Support Manager.
- Responsible for customer support of OPN, a large scale office automation software on Unix.
- Provided pre and post sales support including demonstrations.
- Technical manager for large scale hardware, software and networking installations.
- Software customizations.
- Also provided systems integration support to allow the OPN software to interact in large heterogeneous networks.
UNITED STATES GEOLOGICAL SURVEY
June 1984 - June 1986
Developed programs in the C and Fortran languages for the Water Resources Division of the USGS. The programs were used to model and track groundwater and surface water conditions including water quality.
EDUCATION:
Bachelor of Science., Mathematics and Computer Science,
Portland State University 1984
Avatar Self Development Training,
March 2004 - Oct 2008
Communications Training,
Alan Wells OSM Summer 2008
Nederlands Niveau 1 t/m 6
Universiteit Leiden Academisch Taalcentrum