Having spent over 8 years in the software development and IT services arena, I possess a unique skill set that marries well with your project demands. HTML, JavaScript, and HTML5 are just some of my specialties which - given the specifics of your project - are tailor-made for troubleshooting and fixing errors like your menu animation problem. On top of that, I am experienced in working with Sass and GSAP which will allow me to tackle this error head-on, delivering a solution promptly.
My approach to problem-solving is methodical yet flexible, meaning I can deftly navigate through intricate issues without losing sight of the big picture timeline. More specifically, when it comes to troubleshooting animations, I always start by assessing the CSS values that have been overwritten or misplaced. In this case, the z-index change unveiled its own unique set of issues. But rest assured that I'm quite skilled at unraveling these intricacies and finding effective solutions to them.
Given my experience and acquired knowledge-base from leading companies like Oracle and SAP partners, I am confident in my ability to effectively diagnose and resolve your menu bar animation issue within an estimated deadline specified by you. Consequently, you can expect a hassle-free collaboration with me that will yield tangible results for your project.