The amount of time required to become a front-end developer depends on your existing knowledge, the amount of time you can dedicate each day to learning, and the resources available to you. Generally, it's recommended to gain a solid understanding about HTML, CSS, JavaScript as well as related libraries and frameworks. Additionally, you should familiarize yourself with version control systems like Github and code editors like Visual Studio Code. It could take between 6 months to a year to establish the foundational knowledge required to become a front-end developer.