Freelancer logo How It Works Browse Jobs
Log In Sign Up
Post a Project
Profile cover photo
You're now following
Error following user.
This user does not allow users to follow them.
You are already following this user.
Your membership plan only allows 0 follows. Upgrade here.
Successfully unfollowed
Error unfollowing user.
You have successfully recommended
Error recommending user.
Something went wrong. Please refresh the page and try again.
Email successfully verified.
User Avatar
$50 USD / hour
Flag of POLAND
warszawa, poland
$50 USD / hour
It's currently 2:21 PM here
Joined July 10, 2013
2 Recommendations

Krzysztof M.

@kkmazur

monthly-level-two.svg 4.7 (17 reviews)
4.2
4.2
90%
90%
$50 USD / hour
Flag of POLAND
warszawa, poland
$50 USD / hour
95%
Jobs Completed
82%
On Budget
82%
On Time
29%
Repeat Hire Rate

Fast & Reliable

I believe that creating real value is one of the most important things when it comes to business and freelancing
Freelancer PHP Developers Poland
See all PHP Developers in Poland

Contact Krzysztof M. about your job

Log in to discuss any details over chat.

Reviews

Changes saved
Showing 1 - 5 out of 16 reviews
Filter reviews by:
4.2
₹7,200.00 INR
Project for Krzysztof M. -- 3
he's very talented in many skills but some times gives late reply, it says that quality takes time
PHP
Java
JavaScript
WordPress
CSS
+1 more
User Avatar
Flag of Chetan T.
@ChetanTankeduct
•
3 years ago
5.0
₹1,250.00 INR
Nginx loadBalancer
Good and on time execution with resolved the problem.
System Admin
Linux
Nginx
V
Closed User
@veera192
•
4 years ago
1.0
$50.00 USD
Project 27387672 has been deleted
Never hire him Crazy about money!
C
Closed User
@casper70
•
4 years ago
5.0
$140.00 AUD
fix JS/jQuery Issue and clean up
Outstanding Freelancer. To the point, easy to communicate with and extremely quick with work.
PHP
JavaScript
WordPress
CSS
jQuery / Prototype
R
Closed User
@RaybirdDesigns
•
4 years ago
1.0
$30.00 USD
Project 27362481 has been deleted
Very greedy freelancer, not hire him. Using manual time tracker with highest rate of 50$, then asking to pay highest price. Also very picky to deal with during the whole project process so no result at the end since I already lost client due to his picky/cocky behavior.
C
Closed User
@casper70
•
4 years ago

Experience

Owner

Teligent Poland
Sep 2013 - Present
Owner

Programmer/Business Analyst/PM

Sylogic.pl
Jul 2012 - Sep 2013 (1 year, 2 months)

Programmer

Silvercoders
Mar 2011 - Dec 2012 (1 year, 9 months)

Education

Bachelor of science

Politechnika Warszawska, Poland 2007 - 2012
(5 years)

Qualifications

Machine Learning

Coursera Course Certificates
2016
https://www.coursera.org/account/accomplishments/verify/UAULJBTQQ5UH

CERTIFICATE IN ADVANCED ENGLISH

Cambridge ESOL
2013
June 2013 - Present

Extreme Java - Concurrency Performance for Java 8 Course

JavaSpecialists.EU
2016
(Heinz Kabutz) http://javaspecialists.eu/courses/certificates/index.jsp?uuid=9b142d16-940c-4bab-9645-530a07a9d66e

Publications

Fuzzy Logic Graphical Simulator

Krzysztof Mazur
Fuzzy Logic control, sophisticated building blocks with Mamdani-based model computation

Contact Krzysztof M. about your job

Log in to discuss any details over chat.

Verifications

Preferred Freelancer
Identity Verified
Payment Verified
Phone Verified
Email Verified
Facebook Connected

Certifications

numeracy_1.png Basic Numeracy 1 100%
WordPress.png WordPress 1 98%
us_eng_1.png US English 1 98%
java_1.png Java 1 93%
php_1.png PHP 1 90%

Top Skills

PHP 11
Java 6
WordPress 4
HTML 4
JavaScript 3

Browse Similar Freelancers

PHP Developers in Poland
PHP Developers
Java Developers
WordPress Developers

Browse Similar Showcases

PHP
Java
WordPress
HTML
Previous User Next User
Invite sent successfully!
Thanks! We’ve emailed you a link to claim your free credit.
Something went wrong while sending your email. Please try again.
Freelancer logo Australia / English Help & Support Freelancer Categories Projects Contests Freelancers Enterprise Membership Preferred Freelancer Program Project Management Local Jobs Photo Anywhere Showcase API for Developers Get Verified Desktop App About About us How it Works Security Investor Sitemap Stories News Team Awards Press Releases Careers Terms Privacy Policy Terms and Conditions Copyright Policy Code of Conduct Fees and Charges Partners Escrow.com Loadshift Warrior Forum Apps Apple App Store logoGoogle Play logo
Copy to clipboard failed, please try again after adjusting your permissions.
Copied to clipboard.
Registered Users Total Jobs Posted
Freelancer ® is a registered Trademark of Freelancer Technology Pty Limited (ACN 142 189 759)
Copyright © 2024 Freelancer Technology Pty Limited (ACN 142 189 759)
Loading preview
Permission granted for Geolocation.
Your login session has expired and you have been logged out. Please log in again.