Image de profil de yongjin818
Drapeau de China Yanji, China
Membre depuis le 13 mars 2017
3 Recommendations


En ligne Hors ligne
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
72 commentaires
  • 96%Travaux complétés
  • 91%Selon le budget
  • 90%Dans les temps
  • 8%Taux de Réembauche


Avis récents

  • image de Ric H. Project for Xu G. $70.00 AUD

    “Great work, thanks again”

  • image de Anshul J. Project for Xu G. $120.00 USD

    “Did a great job scraping for me.”

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

    “great work, exactly as required.”

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

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

  • image de 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”


Chat app

Jun 2016 - Sep 2016 (3 months)

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


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