Autocomplete searches can save keystrokes, time, and uncover potential results for users. To provide matches, you'll need to pull these potential results from somewhere - a database, an API, or a list of known terms. Building your own autocomplete requires working with additional front-end and back-end code that does the heavy lifting for you. A robust, production-level solution can transform the simple dropdown into a rich and multi-faceted interactive user experience. This article demonstrates how to build a simple autocomplete with JavaScript, focusing on the principles of a more production-level version. It also discusses the need for additional front-end and back-end code, as well as the potential improvements that can be made to enhance the user experience.