David Mathewes

David Mathewes

Custom PHP program design and development

Cumming, United States



What's the difference?

I am a professional web developer specializing in custom PHP/MySQL web
programs. I can take your dream and make it a reality. Why am I better than
the rest? 1. It starts with listening. I am an excellent listener and
communicator (I scored a perfect 800 points on the verbal section of the
SAT's). I make sure that I understand your ideas and goals to a T. 2. Next, I
design the entire project system, starting with the big picture and nailing
all the details. I have excellent problem-solving and an…


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Work History & Feedback

Need User Testers for a Usability Test $60.00 For a 1 hr Test

“This contractor gave me A very detailed analysis of my product that was extremely thorough and greatly appreciated I will definitely work with him again”
Fixed Price $100

PHP Coding Job - Convert CSV Input into HTML Output Conforming to Hreview Microformat

“David was very responsive and delivered the project as specified.”
6 hrs @ $27.78/hr
Earned $167

PHP Developer

“David has been great to work with. He is easy to communicate with and responds quickly when asked to do a task. He does excellent work and always delivers in an efficient time frame. I highly recommend him to anyone who is looking for a professional web developer.We will be sure to use David again for any programming needs we may have. Thanks David!”
2,153 hrs @ $38.89/hr
Earned $66,524

Need a web programmer for hire immediately

“no further work required.”
176 hrs @ $27.78/hr
Earned $4,894

real estate finished

“Great job, knows what he is doing. Comunicates well”
Fixed Price $325

PHP, Wordpress, Javascript guru needed

No feedback given
0 hrs @ $50.00/hr
Earned $9

E-Learning Site

Job in progress

80 hrs @ $45.00/hr
Earned $3,615

Adjustments to php-based Geodesic Classifieds software site

Job in progress

20 hrs @ $50.00/hr
Earned $1,008

Web Developer and Ongoing Maintenance PHP and MySQL

Job in progress

630 hrs @ $50.00/hr
Earned $31,518

experienced php developer

Job in progress

Fixed Price $123
Tests Taken
Name Percentile Score

JavaScript 1.3 Test


PHP5 Test


U.S. English Basic Skills Test


Upwork Readiness Test for Independent Contractors and Company Managers