Profile image of Piao217
Flag of China Dandong, China
Member since December 9, 2017
12 Recommendations


Online Offline
I've been working in a steady manner for projects with various size. Sincerity and the ability to be responsible for my own words are all I have. - Deep knowledge of Maths, as an MSc. in Probability, Mathematical Finance - Desktop/Web/Mobile full stack developer - Expertise in Algorithm Trading and Spread Trading - Trading Bot (Arbitrage) - Business system/Office automation/Web API - Web automation/scraping - Solid experience in cross-platform desktop app dev - Machine Learning - 2+ yrs exp. in Image Processing/Music synth - 15+ yrs exp. in C++/C# - Python/Angular/React/.NET core I promise high-quality results in: - Mathematics, Finance, Algorithm, Machine Learning - MetaTrader, NinjaTrader, TradingView, IB API, Binance - Office Automation (Doc/PDF/PPTX Conversion) - Mobile/Web application using modern front-end/back-end framework - Desktop app for Win/Mac (Photobooth/Kiosk) - Web Scraping/Automation(Betting bot) C#/C++/Qt/WPF/Delphi/Java/MQL/Python/PyQt/React/Django/VueJS Thanks.
$50 USD/hr
194 reviews
  • 98%Jobs Completed
  • 96%On Budget
  • 95%On Time
  • 14%Repeat Hire Rate


Recent Reviews

  • image of Keivan A. meta 4 indicator £200.00 GBP

    “Genuine developer who knows his staff. Very polite and understanding. After one week of testing, and many changes to get the perfect MT4 scanner. He was always on the ball an got all my requests in that scanner. Thanks again Wang C. Best wishes, Kevin (London)”

  • image of Andrew R. Project for Wang C. $250.00 USD

    “A good and excellent developer with great skills and communication. This project was very complex and hard. But this guy solved well and worked very hard. And he is very kind and understands client well. I will hire again in the future. Very very Recommended!!!”

  • image of Jacob R. Windows application development $12789.30 USD

    “Top-notch developer with excellent communication skills and super accommodating. Works around the clock to make sure all aspects of the project are completed on time. Highly recommended! Can't wait to get the next project underway.”

  • image of mozzieranjith POC - angular, c#, .Net - Uploading a 150MB file $500.00 USD

    “Wang knows what he is doing and gives the best output for clients.”

  • image of Tan Y. Import / Export Mysql / Bar Chart $250.00 USD

    “highly recommended without hesitation”

  • image of Matthew A. Create Text Parsing Application in Java $450.00 USD

    “Wang was able to do this project very effectively. I was quite pleased with the quality of his code, and his process, and I would hire him again.”


Image Recognition Using MATLAB

Mar 2016 - Jan 2017 (10 months)

Contact me...It's not all

Singing Voice Synthesis for Commercial Purpose

Jul 2015 - Mar 2017 (1 year)

We developed a modern singing voice synthesis engine which is similar to Yamaha's Vocaloid. It's still in the progress. We have owned the high-tech and know-how in the field of singing voice synthesis.

Chroma-keying and Virtual Stage Project for TV Company

Sep 2014 - Sep 2016 (2 years)

We developed a state-of-art chroma-keying engine for real-time broadcasting in TV company. It was a perfect project. Contact me for details...


  • US English Level 1
  • Preferred Freelancer Program SLA


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

My Top Skills

Browse Similar Freelancers