Imej profil karlheinz
Ahli semenjak 29 Julai 2010
4 Cadangan


Dalam Talian Luar Talian
I am a developer with more than 10 years of experience. My skills include JavaScript (jQuery, AngularJS, Angular 2+, Node.js, D3.js, Google Maps API, Leaflet, OpenLayers, Overpass API, ArcGIS Javascript API, ArcGIS REST API, Mapbox API), HTML/CSS, PHP (Yii, Slim), NoSQL (MongoDB, CouchDB, PouchDB, Neo4j), SQL (MySQL, MS SQL, PostgreSQL), GIS (PostGIS, pgRouting, ArcGIS, QGIS). I also have experience with C#, C/C++, Swift. I am interested in projects related to maps, cartography, gis, geolocation, data visualization.
$40 USD/hr
89 ulasan
  • 100%Kerja Diselesai
  • 100%Mengikut Bajet
  • 99%Tepat Pada Masa
  • 12%Kadar Ulang Upah


Ulasan Terkini

  • Imej saffron101 Project for Anatoly S. $200.00 USD

    “Your work seems professional. This will help us to see exactly for what we need. Thank you”

  • Imej vlab Tune the Geolocation Mysql Query $72.00 USD

    “He was quick and did a great job in time. Great English, too, so communication was a blessing. I will definitely hire him again for some other projects of ours. [21 November, 2018] He was quick, solved the problem and communicated well. Great English, too. Would hire him again.”

  • Imej stephen539 Code to convert northings and eastings (e.g. GDA94 datum) in to Lat long - php or Delphi £20.00 GBP

    “He solved my problem by recommending a 3rd party product that was a perfect fit, and charging a reasonable fee. Couldn't have been better.”

  • Imej kristinmc6 Google Earth- 2 minute project $20.00 USD

    “Quick and easy experience, very helpful!”

  • Imej Joseph542 Angular Ionic3 Development $1303.79 AUD

    “Brilliant as always, Thanks again Anatoly!”

  • Imej lflorence Google Maps Integration Issue Investigate and Resolve £23.00 GBP

    “I see you have deleted me as a Skype contact and are no longer responding to any messages asking for a progress report. I am very concerned that you have been given write access to my system and now are not responding to messages so I now”


Web Developer, Senior Web Developer, Team Leader

Nov 2005 - Dec 2014 (9 years)

Initially developed websites and then managed team working for EPAC Technologies ([login to view URL]). Implemented redmine, scrum, tdd with phpunit and selenium, code review with phabricator, continuous integration with jenkins, phing, php code sniffer, php mess detector, php copy/paste detector.

Software Developer, Web Developer

Jan 2000 - Oct 2005 (5 years)

Developed shopping websites (php, mysql); name matching program based on an n-gram algorithm (c#); qr-code barcode generator (javascript); website to control business trips, tickets, hotel booking, visas and passports ([login to view URL], mssql server); website for admin section of a credit scoring calculation module (jsp, oracle); cd burning application and download manager (visual c++, starburn sdk)


Bachelor's Degree in Computational and Applied Mathematics

1994 - 1999 (5 years)


MongoDB Certified Developer, Associate Level (2014)


[login to view URL]

Professional Scrum Master I (2014)

[login to view URL]

Zend Certified PHP Engineer (2016)


[login to view URL]

Fundamentals of GIS (2016)


Fundamentals of GIS by University of California, Davis on Coursera. Certificate earned on March 22, 2016

GIS Data Formats, Design and Quality (2016)


GIS Data Formats, Design and Quality by University of California, Davis on Coursera. Certificate earned on August 14, 2016

Geospatial and Environmental Analysis (2016)


Geospatial and Environmental Analysis by University of California, Davis on Coursera. Certificate earned on August 28, 2016.

Imagery, Automation, and Applications (2018)


Imagery, Automation, and Applications by University of California, Davis on Coursera. Certificate earned at Wednesday, August 15, 2018


  • US English Level 1
  • UK English 1
  • Google Maps API 1


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