Profile image of williams115
Flag of Vietnam Tp H Chí Minh, Vietnam
Member since September 17, 2017
5 Recommendations


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Hi, everyone I'm Williams, from Vietnam, a senior software developer and algorithm expert. I have not only solid knowledge but also rich experience in the fields of algorithm and software developing. I can do whatever you are going to implement, even I can develop new and novel algorithm and software. If you need my help, please don't hesitate to contact me. My Skills and Experiences: @ Front-end: HTML/CSS/JavaScript/BootStrap/React Js/Vue Js/Angular/AngularJS/Jquery/Saga/Redux/Router @Back-end: Laravel/Codeigniter/PHP/Django/Flask/Node Js @Matlab/C++/C#/Python/JAVA/Fortran/Delphi/Android/VB/ R /SPSS @Machine Learning/Deep Learning(SVM, Kmeans, RF, ANN,CNN, DNN, RNN, RBM, AutoEncoder) @Algorithm (PSO, ACO, ABC, FPA, WOA, GWO, RF, GA) @OCR(Government ID, Business Card, Image & PDF& Doc) @Object Recognition (ALPR, Face, Hand, Head, Object) @Image Processing (Object segment, Image Matching, Pattern Matching) @Math/Statistics/Stock/Finance
$20 USD/hr
57 reviews
  • 94%Jobs Completed
  • 90%On Budget
  • 96%On Time
  • 7%Repeat Hire Rate


Recent Reviews

  • image of Brian T. Project for Phong Tran N. $40.00 USD

    “The project is not completed according to the dispute”

  • image of Guoxiao T. Image segmentation $230.00 USD

    “Good job. I would like to hire him again.”

  • image of Usman Bashir T. Project 19311289 has been deleted $40.00 USD

    “He don't have any professional skill. He didn't have expertises which he claim.”

  • image of Omar A. Project 18538547 has been deleted $250.00 USD

    “Phong was profissional in his work and delivered the project as agreed. Time difference made it a bit difficult but we managed to agree on a mutual time. Recommended for such projects!!”

  • image of Abhishek Yadav A. Neural Network MultiLayer $145.00 USD

    “Phong is extremely professional and an expert in his area. It was very nice working with him”

  • image of Aradhya K. computer vision based project $260.00 CAD

    “He is good at image processing and segmentation projects in matlab. He modified my code according to my requirements. He does what he says and delivers nice project with good content in it. In addition, he also clarifies our doubts if needed and a help is always there from him when needed.”


Optimal coordinate controls of EV's SOC Using Metaheuristic Algorithm

Jan 2018 - Jan 2018 (1 month)

Optimal coordinate controls of EV's SOC Using Metaheuristic Algorithm

Audio Captcha Recognition

Oct 2017 - Nov 2017 (1 month)

Audio Captcha Segmentation and Recognition

Multi - Objective Optimization

Jun 2016 - Aug 2017 (1 year)

Developing new algorithm for multi-objective optimal control scheme of electricity hub with complicated constraints

ALPR Development

Apr 2013 - Mar 2014 (11 months)

ALPR(Automatic License Plate Recognition)



2008 - 2011 (3 years)


  • Preferred Freelancer Program SLA
  • US English Level 1


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