Electronic billing - Develop the electronic signature part of the XML file - Delphi.

Hi, I am a Full stack developer in Microsoft technologies.  I have extensively worked with DIAN for many of my past projects. You can check the reviews in my profile to confirm the same. My area of expertise is web application development (Web API, ASP.Net web forms, MVC, classic ASP), web services (SOAP & RESTFul), MySql & Sql Server as back end (through stored procedures).  I have 8 years of experience as a full time software developer.  Kindly contact me, lets discuss your requirements.

we will do your work I am writing this proposal in order to work for you in Software and Web Development. We are highly trained professional developers seeking to freelance and earn online. Having a flair in programming and development I have been excellent with JAVA,C#,C/C++ and PHP programming language along with MySQL with XAMPP Server. I also build application for Cloud computing and High performance computing as I also have knowledge regarding Hadoop, MPI, OpenMP (distributed frameworks) and also have build applications in CUDA C++ and OpenCL. I also have experience with the most famous framework ASP.NET. My most expertise are in JAVA where I have built countless projects for semester projects and Final year project. You may find many developers in this field however we assure that you will not be able to find a team like us. We not only ensure the code is quality wise but we also assure that the code we write are optimised and we ensure that the program performs right operation under right environment i.e. we create programs that are defect free. You may also find freelancers that cost low but they do not put their 100% which then shows in the software and leads to an unhappy customer. We ensure reasonable price are put as tag on the job and we ensure in order to give the write product. We highly appreciate your time, if you are interested kindly let me know

Hello, I have rich experience with C#. I read through the job details extremely carefully and I am absolutely sure that I can do the project very well. Please feel free to contact me, and will be waiting for more details about your project. Best regards.

Hi, If the format of the sign needs to be using the standard XADES BES I think I can help you on this, I have already done this feature in a delphi program. Let me know.

helllo, I have worked both full time and part time as a Windows desktop/embedded *C/C++(MT4, 5)/C#/PYTHON/arduino developer for over 7 years now, I have done many simple and complex projects with Visual Studio and C++, ASP.NET, VB script,some linux-things too,UNITY for game development. I also do JAVA tasks on eclipse and netbeans. I have the knowledge of how to debug PHP issues,wordpress plugins that are buggy and need fixes.... or some extra functionality is needed. I also like doing Javascript frontend things - especially some WebGL, SVG or similar graphics/canvas related things I will be more than excited to provide you a quality solution and earn your respect, confidence and trust

%%%%%%%%%Lei sus documento , podria conseguir lo que necesita %%%%%%% Tengo experiencia en sistemas de facturacion electronica y otros . contacteme para conversar de los detalles. Saludos cordiales.

Hi, I have many years experience in digital signature, I have created apps, web services to sign document (pdf, office,..). Currently. I am developing solution about digital signature and provide solution for my customers. I believe I can resolve your problem! Contact me if you interested! Thanks for reading.

WORKED on similar project for legal requirement. E. X- Request/Response message creation and send to configured service.