I´m a Engineer. I always put my offer plus the freelancer´s site´s fee. This project, it´s not my only project and won´t be. Because off that, progress off the project need to be discuss later. I need more information about the offer. Like, I´ll build the smart´s app too? Because than i can narrow more accurately the prize and the time. The duration is long because I´ll work alone. if are need less time, I need calculate this variable to the price. Tkz...
Hola, soy ingeniero, y habló castellano. Mi presupuesto más la tarifa del sitio freelancer. Como he dicho en inglês, necessito de informaciones sobre lo proyecto. Hasta luego, Don.