Hey There,
As a top-rated full-stack developer with over 9 years of experience, I have successfully completed over 550 web design and development projects just like yours. My expertise in JavaScript, specifically in crafting seamless add-ons unique to the Mozilla Firefox browser, makes me the perfect candidate for your needs. Additionally, my proficiency in front-end development technologies such as ReactJS, AngularJS, HTML, and CSS paired with my back-end skills in NodeJS and PHP enable me to deliver comprehensive solutions tailored to your requirements.
From what you've described, my 98% to 100% accuracy rate coupled with an uncompromising commitment to quality service aligns impeccably with your project's demands. I am well-versed in scraping functionalities and can easily build an add-on that efficiently scrapes the specific five elements from the desired website—something I have previously done for other clients.
In conclusion, I offer not only technical expertise but also a deep-seated eagerness to learn, honesty, reliability, analytical thinking skills along with an ambitious yet adaptable nature. With me on board for this urgent task or any long-term project you have in mind, rest assured they will be handled professionally, accurately, and within the stipulated time-frame. Let's make a great team! Hurry up and hit that hire button!