According to the Frontend Masters Handbook 2017 guide , developers in 2017 were expected to be proficient in:
The handbook is available as a free online guide or as a downloadable PDF/eBook for offline study. Front-End Developer Handbook 2017 | Hacker News
: URLs, HTTP, HTML, CSS, JavaScript (ECMAScript 2015+), JSON, and the DOM.
: While established tools like Backbone were still in use, industry "hype" shifted heavily toward React, Vue, and Angular.
The handbook reflected a period of rapid evolution in web development:
: Use of task runners, build tools, package managers (like YARN), and scaffolding tools. Key Industry Context (2017)
: Identifies self-directed and directed resources, including books, screencasts, and bootcamps for mastering the trade .
: The guide identifies varied roles including Front-End SEO Experts, Accessibility Experts, and Front-End DevOps .