Toerien - Applied Mathematics - South Africa

Louwrens Toerien

South Africa

Services

Applied Mathematics

Summary:

General Analytic and Logic capabilities employed throughout career in Software design and analysis / Engineering / Research / ICT. Particularly also involved in simulation and optimization techniques as well as early graphic applications. (M.Sc. in Applied Mathematics.)

Work History

Programmer / Analyst / Contractor (Consultant)

Plessey, became BSW Data and subsequently Dimension Data

February 1995 - August 2009

Reverse Engineering of Call Processing Software.
Design and Develop Call Processing Software.

Telephony and Contact Centre:
• Business and System Requirements Analysis
• Design, Document and Implement of Call Routing and Call Treatment Strategies (IVR/Auto Attendant, etc.)
• Call Centre MIS Requirements Analysis and Data Analysis
• Testing of Contact Centre solutions (including Trouble Shooting)
• Design and Development of Bespoke Software

CRM System Integration Domain:
• Business Process Analysis and Re-engineering
• Front End / Back End Systems Integration
• Middleware Messaging Payload Design (XML / MQ Series environment)
• Involvement in Design and Bespoke Development of CRM Front End Application (Siebel)
• System Testing (particularly Siebel)
• Liaising with Customer Business and Technical Leads regarding all the above

Speech Recognition and Voice Biometrics:
• Speech recognition application design/development/tuning; Voice XML based. Includes intensive “hand coding” in Voice XML as well as using Eclipse based integrated development environments. Application Server Side hand coding included ASP, JSP and PHP.
• Speech recognition grammar design/ development/tuning (coding grammars in abnf and SRGS format)
• Transcription of word pronunciations for speech recognition lexicons.
• Voice biometrics (voice recognition) applications; including creation and tuning of “background models”.

Assistant Scientist, Senior Programmer, Technologist, Senior Researcher and Scientist

UCOR / Univ Stell / Kentron / Houwteq

January 1971 - March 1993

UCOR -
Program development for Simulation of Isotope Separation Cascades.
UNIVERSITY of STELLENBIOSCH COMPUTER CENTRE -
Consultation Service for University Computer Centre users regarding computer usage and programming; e.g. Scientific, Engineering and Statistical Analysis Software.
KENRON -
Maintain Computer Centre and provide Consultation Service for users.
UNIVERSITY of SELLENBOSCH Institute for Structural Engineering (ISE) and Bureau for Mechanical Engineering (BME) -
Software application design and development for Engineering applications in general; including Mathematical Algorithm Research and Development of applications. Trigonometry and vector algebra as well as mathematical optimization techniques.
Develop software for post processing of finite element analysis results.
HOUWTEQ -
Reverse Engineering of ground station software for low earth orbit observation satellite program.

Projects

Applied Statistics

At various stages of my career I’ve been involved with some form of statistical analysis; e.g. Engineering and ICT Applications.

Analysis, Design and Implementation

1993 - 1994 – Houwteq (low earth orbit observation satellite program)
Software Analyst

1981 - 1992 – University of Stellenbosch (second stint); Institute for Structural Engineering (ISE) and Bureau for Mechanical Engineering (BME)
Senior Researcher / Senior Scientist

1980 – Kentron South (Armaments industry)
Senior Programmer / Technologist

1973 -1979 – University of Stellenbosch (first stint)
Senior Programmer at Computer Centre

1971-1972 – UCOR (Uranium Enrichment Corporation of South Africa)
Assistant Scientist

Software Reverse Engineering

1995-1996 Reverse Engineering of Call Processing Software (at Plessey)

Software Reverse Engineering

1993-1994 Software Reverse Engineering at Houwteq (low earth orbit observation satellite program)

Engineering/Programming Experience

1993 - 1994 – Houwteq (low earth orbit observation satellite program)
Software Analyst

1981 - 1992 – University of Stellenbosch (second stint); Institute for Structural Engineering (ISE) and Bureau for Mechanical Engineering (BME)
Senior Researcher / Senior Scientist

1980 – Kentron South (Armaments industry)
Senior Programmer / Technologist

1973 -1979 – University of Stellenbosch (first stint)
Senior Programmer at Computer Centre

1971-1972 – UCOR (Uranium Enrichment Corporation of South Africa)
Assistant Scientist

2004-2009 Speech Recognition and Voice Biometrics

• Speech recognition application design/development/tuning; Voice XML based. Includes intensive “hand coding” in Voice XML as well as using Eclipse based integrated development environments. Application Server Side hand coding included ASP, JSP and PHP.
• Speech recognition grammar design/ development/tuning (coding grammars in abnf and SRGS format)
• Transcription of word pronunciations for speech recognition lexicons.
• Voice biometrics (voice recognition) applications; including creation and tuning of “background models”.

Qualifications & Certifications

B.Sc., B.Sc. (Hons), M.Sc.

University of Stellenbosch

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