Deploy Joomla captcha plug in on contact page

Deploy a captcha plugin on the contact page of our website by using the Joomla captcha plugin specified in the attached document. The captcha will be utilized by website visitors for sending e-mails to our e-mail account. The exact location of the captcha is shown in the attachment as well. You have to be a Joomla specialist who is experienced in deploying captchas on a website. A list of already done work in this field is appreciated. If this work is done to our full satisfaction we will assign more website work to you. The work will be paid after we have approved the results and you have installed them on our web server and demonstrated that everything is running without failure in our environment. Please make a fix price offer. Thank you