Profile image of yongjin818
Flag of China Yanji, China
Member since March 13, 2017
3 Recommendations


Online Offline
I have many experiences in Web scraping and GIS [login to view URL] 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
70 reviews
  • 96%Jobs Completed
  • 91%On Budget
  • 90%On Time
  • 8%Repeat Hire Rate


Recent Reviews

  • image of Peter C. Project 19878093 has been deleted $150.00 AUD

    “great work, exactly as required.”

  • image of Leonardo M. Python Script to get product URLs from a website $25.00 USD

    “Needed a python script for data scraping and he delivered within a day of me posting the project. Will work with again and would recommend to others.”

  • image of Allen W. Project for Xu G. $50.00 USD

    “Thanks for your time in this project. Good Freelancer”

  • image of K S. Write a python script $20.00 USD

    “On time and fast. Has good knowledge and patient . Delivers with no errors. Always recommend Xu G”

  • image of Francisco C. Python Web Scraping $140.00 USD

    “Great communication and understanding of the task”

  • image of Shafaqat A. Data Scraping Expert -- $3.00 AUD

    “Took project, and then declined, not recommended, total waste of time, i can write much here, but i don't have time to waste.”


Chat app

Jun 2016 - Sep 2016 (3 months)

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


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