Profile image of yongjin818
Flag of China Yanji, China
Member since March 12, 2017
3 Recommendations


Online Offline
I have many experiences in Web scraping and web, mobile app development. I have developed over +1000 spiders using python(scrapy), PHP, selenium, NodeJS. I have scraped data and information for many products from sites such as ebay, Amazon, welivv, [login to view URL], [login to view URL] and so on. My skills -Mobile app(ios, android) , java, swift, Objective c -server development(PHP, NodeJS) - Web scraping (using Python, php, nodejs) - Python Programming. - GIS Software Development with QGIS Development Libraries, GDAL/OGR, GEOS, Proj4, and another OSGeo4W third-party library PyQGIS Standalone App Development QGIS Plugin Development 3D WebMap/Desktop 3D Map Development with CesiumJs, NASA WorldWind, OsgEarth, Marble, Mapbox Maps SDK for Unity Web GIS & Web Mapping with Google Map API, ArcGIS API for JavaScript OpenLayers, Mapbox, OpenStreet Map, Leaflet Js GIS Backend with GeoServer, MapServer, PostgreSQL/PostGIS Thank you for yourself.
$35 USD/hr
73 reviews
  • 96%Jobs Completed
  • 91%On Budget
  • 90%On Time
  • 8%Repeat Hire Rate


Recent Reviews


Chat app

Jun 2016 - Sep 2016 (3 months)

I made several ios chat apps using firebase, QuickBlocks, Twilio.


  • US English Level 1


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

My Top Skills

Browse Similar Freelancers