To become a good web developer in Sydney, one needs to learn both client-side and server-side development. Client-side development involves languages like HTML, CSS, and JavaScript to code for web browsers. Server-side development uses languages like PHP, ASP.NET, and ColdFusion to code for the web server. Some of the main skills needed include proficiency in HTML, CSS, and JavaScript for the client-side, and languages like PHP and ColdFusion for the server-side. It can take from a few weeks to half a year to become proficient in these languages depending on one's experience and time commitment to learning. Web development is a fascinating career for those willing to put in the effort to learn the