Even amazing products can be let down by poor user interfaces. It is the job of front-end developers to make the user-interface (front-end) of software products and websites usable, engaging and attractive. This book covers the role of front-end developer in terms of typical responsibilities, required skills and relevant tools, methods and techniques. Career progression for front-end developers is also discussed, with real life practical examples and code snippets used throughout the book to illustrate the topics.