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@tonygahlinger
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tonygahlinger

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## BIO Tony Gahlinger Waterloo, Ontario S U M M A R Y Software engineering specialist in all phases of the project/product development cycle. Especially interested in technically complex problems, or problems requiring customized or rapid-development solutions. Equally at ease working independently or on a team. Experienced in a wide range of software tools and languages under various operating systems. E X P E R I E N C E Database Design and Implementation Global Marketing Network (Buyers Advantage, California). Design and implementation of web-based global listings sales network using linux/apache/mysql/php technology (in progress, under part-time contract to June, 2005). 2004 IVR-Enabled Radio Advertising and Messaging (Kuglugtuk Rdio Society, Nunavut) Development of XP/Access-based an automated advertising system for use in the High Arctic, where callers subscribe, pay, and place advertising messages for designated time/show-selected radio broadcast. 2003 - 2004 Economic modelling (TDK Consulting Services, Kitchener, and Department of Economics, Wilfrid Laurier University, Waterloo). Simulated the economic impact of projected changes in Great Lakes water levels over a hundred-year period of climate changes, using navigation, shipping and hydrologic data from the International Joint Commission, Environment Canada, and projections from Dr. Millerd. The simulation was implemented with Progress database tools running under Linux, and involved complex queries of large datasets on water levels, vessel characteristics, cargo, and port and channel data. 2002 - 2003 Accounting applications (North American Gateway Limited, Toronto, and Motivity Telecom, Waterloo). Implementation of various call-data recording and billing applications to handle tariff-based accounting for long distance carriers. The system was written in C, under SCO Unix, with interfaces to C-ISAM database tools and conversion from MS SQL tables. 1998 - 2001 Chief design and test engineer (ISM Library Information Systems, Toronto). Developed the core communication framework, database design, and software for the Aviso interlibrary material handling and exchange system for the Ontario public library network, using FoxPro database tools and TCP/IP, SMTP and POP3 communication protocols. Aviso is now used in public and university libraries throughout North America. 1991 - 1995 Communication Protocols and Security Systems analyst (Motivity Telecom Inc, Kitchener, for CML Emergency Services, Chicago). Protocol architecture and requirements analysis of interfacing CML's E911 SS7 gateway with GPRS/UMTS wireless networks. 2002 - 2003 Senior System Engineer, Team Leader (Fleetwood Consulting Services, Ottawa). Develop protocol architecture (LDAP, X.500, X.400, PKI, radio communication standards) for the Department of National Defence (DND) MMHS messaging system. 1996 - 1998 Real-Time and Embedded Software Embedded system designer (Motivity Telecom Inc, Kitchener). Developed gateway systems for converting between SS7, ISDN and VoIP telecommunication protocols, using Ericssons functional programming language Erlang with interfaces to C, Visual C, Tcl/Tk, and Perl code under Unix and Windows environments. The protocol converters were installed on special-purpose hardware at switching centres, and incorporate real-time programming, alarm handling, database and inter-process communication concepts; operational units are in use throughout Asia and South America. 1999 - 2002 Project leader (B. Murdock Engineering Limited (now part of CRA), Cambridge). Coordinated the design and development of the openRTU? sensing unit for monitor and control of remote PLCs over wireless Internet. The development team included water and control-systems engineers, and Java, C and kernel software developers. The unit became operational within the target time of one year from proof of concept. 2001 - 2002 Workshops Lecturer (Waterloo, Ottawa, Toronto). Presented various tutorials on network architectures and implementing communication protocols and security. 1992 - 2000 E D U C A T I O N Ph.D., Computer Science (University of Waterloo). Studied the effects of hardware timing constraints on inter-device communication. 1990 M.Sc., Computer Science (University of Western Ontario). Modelled the representation of time in computational linguistics. 1980 ## Area of Expertise Linux, Windows, Solaris, SCO, C. C++, MySQL, Progress, Access, Oracle, VB, Apache, Java, J2ME, PHP, Perl, Python, Erlang, CGI, JavaScript, Pascal, Fortran, TCP/IP and ISO communication protocols, web design, GSM/GPRS, ISDN, VoIP, DSP, embedded systems, device drivers, writing
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  • imagem de Martin K. Proofread english brochure $43.75 USD

    “Perfect: extremely fast and accurate!”

  • imagem de Martin K. Proofread/rewrite 7 english web pages $61.25 USD

    “As in all previous projects with him, the worker provided excellent results, was very fast and a pleasure to deal with. Highly recommended.”

  • imagem de Martin K. Proofreading a manual of a presentation software $175.00 USD

    “The worker is an exceptional proofreader for English texts. Works fast and delivers highest quality. Highly recommended.”

  • imagem de Wadah A. Erlang $42.50 USD

    “I have no words except THANK YOU , u realy helped us a lot ! thx again”

  • imagem de Martin K. Proofread English manual for a spreadsheet program $170.00 USD

    “Excellent, excellent, excellent. Tony proofread the complete 500 page manual in just 2 days and made excellent suggestions, improvements, corrected many grammatical errors, bad choice of words, and punctuation. This is our first completed project on Rentacoder, and Tony delivered much more than we hoped for. We wil definitely will invite him for future projects.”

  • imagem de schoolswith Expert advice needed for website architecture $68.00 USD

    “Tony is a highly educated individual, and we will be working together more thoroughly in the next few weeks.”

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