Being an adept programmer for over 10 years, I am fully acquainted with your project's requirements and possess the necessary Google App Script expertise you desire. Throughout my career, I have gained profound skills in Google Apps Script, and particularly familiar with automating tasks, integrating Google services, and generating reports from Google Sheets data. To put it simply, I excel at crafting scripts that could successfully automate tasks on platforms like Google Sheets, Gmail along with WhatsApp and SMS which is mentioned in your description.
Allow me to highlight a project similar to yours that I've executed successfully. For one of my previous clients, I created a script that regularly scanned their Google Sheets inventory and based on threshold values automatically sent alerts via Gmail to respective teams for replenishment purposes. Productivity was greatly boosted through this automation as response times improved significantly.
In addition to my proficiency in Google App Script and other languages such as Java, PHP, Laravel plus my experience in Spring Boot, SQL; I assure you dedication and consistency in delivering tailored results that'll align perfectly with your unique needs. Let's connect further to discuss your project's specific intricacies and how we can automate your tasks with utter efficiency using all the aforementioned platforms!