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Director for Softtek. He is recognized by ASQ as a Certified Quality Manager, Certified Software Engineer and Six Sigma Black Belt.It's tempting to think that there's always a "best way" to do things. I once thought I knew "the best way" to test software. Then I learned something or changed context ...

This resounding term. On the contrary, they are very convenient when it comes to implementation, and as software development professionals we have the obligation to be familiar with them. What I am criticizing is the abuse of an ambiguous term, which often gets implementers into trouble because it ...

We can implement custom functionality to support credit card transactions on our site. We'll start by looking at the theory behind credit card transactions, the types of organizations that will allow us to process them, and the types of transactions that are possible.

Banks and other financial ...

Have a valid Advanced Electronic Signature. (FIEL)
Process at least one Digital Seal Certificate (CSD)
Have a computer system for generating Electronic Invoices 2011.
Send electronic invoices to the authorized certification provider (PAC) for validation
Figure 1 broadly illustrates the process for ...

An Electronic Billing Platform must be a secure, highly available, robust and interoperable system, which is responsible for managing transactions in which the fundamental unit of operation is the electronic invoice. Said system must interact with external systems that feed it and consume the ...

With details as simple as the lack of a confirmation screen at the end of the payment process. If we do not clearly confirm to the user that their purchase has been successfully completed and simply redirect them to the home page of our portal, the confusion generated can have a negative effect ...

The SEI Capability Maturity Model for Integrated Management (CMMI) provides a process improvement roadmap that provides organizations with essential elements to achieve effective processes. The model can be used on a project or a division within the organization. CMMI [4] helps integrate functional ...

Of forming effective evaluation committees, especially if the organization is small.
There are several specific techniques for evaluating architectures, of which the best known is probably the ATAM (Architecture Tradeoff Analysis Method) of the SEI [1]. ATAM has the particularity that it can be ...

Constraint, value, quality and innovation, were key concepts to understand the change required by the adoption of these practices. However, when the concepts began to be put into practice - analyzing processes, workflows, user stories, tasks, effort (or work) with value for the client, etc ...

Constraint, value, quality and innovation, were key concepts to understand the change required by the adoption of these practices. However, when the concepts began to be put into practice - analyzing processes, workflows, user stories, tasks, effort (or work) with value for the client, etc ...