Doug Forkes

53 Langbourne Place
North York, Ontario
(416) 449-8007

forkes8008@rogers.com

Career Profile

Technical Skills

· over 30 years experience in the computer industry

· design, implementation, and support of compilers, interpreters, I/O subsystems, dump/restore utilities, sort utilities, program-to-program communication, application program interfaces

· design, implementation and support of applications – business models, production line scheduling, word processing

· development of mathematical routines for linear algebra, radix conversion, polynomial approximation, complex numbers

Personal Skills

· completes projects on time, within budget, and to specifications – you have my word on it

· has excellent problem solving skills

· is a highly organized and dependable team player

Achievements

Compilers, Interpreters

· implemented LIOCS for COBOL compiler, in OS\360 BAL

· designed and implemented portions of Siemens APL interpreter, in Siemens BAL

· designed, implemented and supported extensions to Sharp APL interpreter, in OS\360 BAL

· 10 years experience in C and UNIX, supporting Sharp APL for UNIX (SAX)

· designed and implemented an SQL compiler, in APL

I/O Subsystems

· extended and supported the Sharp APL file system

· developed logic within the Sharp APL file system for FBA, and later ECKD, DASD devices

Utilities

· supported the dump/restore utilities of Sharp APL

· developed an interface between Sharp APL and external sort utility

· implemented a sort utility in C for use by SAX

Program to Program Communication

· designed, implemented, and supported a program (NSVP) for sharing variables, between Sharp APL programs, running on hosts connected by a network

· designed, implemented and supported a program (SAMI) to permit network sharing of variables between Sharp APL programs and SAX programs

Application Program Interfaces

· used LU6.2 and TCP/IP APIs in the development of the above products

· designed and implemented an API to interface C programs to SAX NSVP

Mathematical Programming

· extended the matrix inversion routine of Sharp APL to complex numbers

· improved the accuracy of the matrix inversion routine of Sharp APL

· implemented the Chebychev polynomial approximation to the gamma function for the Siemens APL interpreter

· designed and implemented the display of floating point numbers for Sharp APL

· increased the speed and accuracy of the square root algorithm for Sharp APL

· designed and implemented an emulator of the 360 floating point instruction set, in 8080 assembler language 

Applications

· developed a model of the XEROX USA copier business for XEROX

· designed and implemented a production line scheduling system for a soft drink bottler

· designed, implemented and supported a word processing system used to produce documentation and marketing materials for I. P. Sharp

Employment History

Employer

Soliton Associates Limited, Senior Developer        (1993-2003)

Responsibilities

· Product development

· Product enhancement

· Problem analysis and resolution

Employer

Reuters Canada Limited, Senior Programmer        (1987-1993)

Responsibilities

· Product development

· Product distribution

· Customer support

Employer

I. P. Sharp Associates, Junior Programmer           (1970-1987)

Responsibilities

· Contract programming

· Product development

Professional Development

· Canadian Securities Course, with Honours

Computer Skills

Languages

· APL

· OS\360 Basic Assembler Language

· Bourne Shell

· C Shell

· C

· COBOL

· HTML

· JavaScript

· SQL

 

Operating Systems

· DOS

· OS\390

· Unix

Communication Protocols

· LU6.2

· TCP/IP

Education

· M. Math, Computer Science, University of Waterloo

· B. Math, Statistics, University of Waterloo

Publications

· Tables, A New Data Type for APL, Presented at APL2000 Conference, Toronto

· Complex Residue, Presented at APL1985 Conference, Asilomar

Interests

· Squash

· Chess