Piotr S. Profile

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5.0

(60 reviews)

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$50 USD / hour

warsaw,

poland

$50 USD / hour

It's currently 6:28 AM here

Joined April 5, 2006

0 Recommendations

Piotr S.

@onlineapplab

5.0

(60 reviews)

7.1

100%

$50 USD / hour

warsaw,

poland

$50 USD / hour

98%

Jobs Completed

100%

On Budget

100%

On Time

54%

Repeat Hire Rate

Custom PHP web applications for you

Designer and developer with over ten years experience with background in Mathematics. Well suited for technically demanding projects requiring high analytical, design and problem solving skills. Main skills: PHP, SQL, XML, design patterns, mathematics, Open Source tools. Experience with writing technical articles and documentation. ## Area of Expertise PHP, Java Script, SQL, JQuery, Ajax, PL/SQL, mathematics, Cake, CodeIgniter, Magento, Firebird, MySQL, PostgreSQL, HTML, CSS, MVC, web applications, web control panels, server side programming, intranet applications, database design, database optimization

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Reviews

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Showing 1 - 5 out of 50+ reviews

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5.0

$17,425.30 USD

Timecard for Piotr #2

Worked for quite a number of hours on this project to stabalise. [25 October, 2015] Great work. Thank you. [10 May, 2016] Great work. Thanks. [31 May, 2016] Thank you. [05 July, 2016] Great. Thanks. [21 October, 2016] Great job. Thanks.

PHP

SQL

Daniel O.

@ManheimPtyLtd

•

7 years ago

5.0

$6,358.17 USD

Time card for Piotr

Fantastic work. Excellent quality. [15 May, 2016] Always a pleasure to work with. Excellent results.

PHP

Software Architecture

MySQL

Daniel O.

@ManheimPtyLtd

•

8 years ago

5.0

$1,467.00 AUD

MYSQL Database Schema/Architecture Work

Genuine pleasure to work with. Top notch coder.

PHP

Software Architecture

MySQL

Database Programming

Daniel O.

@ManheimPtyLtd

•

9 years ago

5.0

$262.50 USD

Private auction for Jackar (from ermis) on 6/14/2007 4:28:08 PM

This programer used his mathematical genius to find a shortcut and do a week's work in a day. The combination of clear mathematical thinking with php can achieve miracles.

PHP

Engineering

Software Architecture

Software Testing

MySQL