Mark O. Profile

5.0

(26 reviews)

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$50 USD / hour

rockford,

united states

$50 USD / hour

It's currently 2:40 AM here

Joined September 3, 2010

3 Recommendations

Mark O.

@repairman4

5.0

(26 reviews)

5.1

$50 USD / hour

rockford,

united states

$50 USD / hour

100%

Jobs Completed

100%

On Budget

97%

On Time

Repeat Hire Rate

Quality is a virtue of design

Primarily skills in performance programming, C++/C, Objective C, Fortran, Parallel Programming, pthreads, GUI development, Cocoa, JNI, and Network programming (TCP/IP, Encryption).Specialize in client/server applications over TCP/UDP sockets, UDP hole punching. Over 25 year experience in these: OS X, UNIX, Linux, Windows, Solaris. Also, specializing in License Management

See all C Programmers in United States

Contact Mark O. about your job

Portfolio Items

This is sample code that comes with my product. It allows you to activate your software over the internet.

SafeGuard LM Software Product Activation

Reviews

Changes saved

Showing 1 - 5 out of 26 reviews

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5.0

$55.00 USD

clent server communication using objectives

Well and good.

Linux

Alekhya P.

@pallaalekhya93

•

8 years ago

5.0

$88.00 USD

Client and Server Network Programming

Excellent work. Everything was delivered on time and exactly how I asked.

C Programming

Marlon L.

@dmlangdonjr

•

8 years ago

4.8

$250.00 USD

Port some Linux Code to WIndows

Brillant, Completed in timely fashion and made sure everything was working as it should.

.NET

Linux

Software Architecture

C++ Programming

Shane P.

@androidfan1

•

9 years ago

5.0

$277.00 USD

modify linux command script.c

If you are lucky enough to have repairman4 bid on your project, you should accept. Excellent communication and will continuously work until all project requirements are met.

C Programming

Linux

UNIX

Mer

@fertuser2

•

9 years ago

5.0

$30.00 AUD

Coding for small process

Awesome communication. Quality work. Highly recommended. Will definitely rehire in the future. repairman4 went out of his way to to help out and explain the final product. Thanks!

C Programming

Ima R.

@imarotar2

•

9 years ago

Education

Bachelors of Science

Rockford College,

United States

1979 - 1984

(5 years)

Qualifications

Microsoft Corp.

1999

This was an intensive developer class taught by MS personnel in Redmond Washington. One primary objective was to show how to update running application servers in place without having to shut them down.

Publications

Automatic Software Updates over the Internet

Environmental Systems Research Institute, Inc.

Back in the late 90's I proposed having users installed software automatically updated over the internet. Back then it was a big deal because we were still coming in over dialup lines. None the less, higher speed internet connections were on the rise and I implemented an automatic software update utility that would be able to patch our software over the Internet. Of course, in todays world, this is expected behavior. No one even thinks about it anymore but at the time and with the much slower in