How to Know a Good Front End Developer When You See One

загруженноеIn most cases, it’s the user experience and content presentation that determine how successful a web-based product will be. From regular websites to complex cloud-based services, a web product needs much more than just nice look: well-structured, easily indexable web pages are a must for your product to get found on the web, and user-friendly interfaces are key to gaining popularity.

With that in mind, the role of a front end developer is getting increasing importance and attention. The craft that used to be confused with web design and has shaped into a separate role only some 10 years ago now has a lot to offer to a web development business. Considering that, when you hire front end developer, you determine the way users will perceive your product, so getting the best match for your open front end engineer position is your major goal.

What Frontend Developer Skills and Knowledge Are You Looking for?

A good front end engineer knows how to handle everything the client sees from their side, and should have deep understanding of user needs, accessibility, usability, cross-browser consistency, and overall user experience. To identify a front end specialist that will be able to cope with all these tasks, make sure they have the following experience and skill set.


  • developing and managing templates for content management systems or web development frameworks;
  • interpreting visual and interaction designs in CSS, Javascript, HTML;
  • working with jQuery, YUI, Prototype;
  • testing cross-browser, cross-platform, cross-device compatibility;
  • using file compression methods to increase load speed;
  • reviewing designs for usability flaws.

HTML Knowledge:

  • HTML syntax for various specifications;
  • semantic meaning of HTML elements;
  • semantic markup for forms, tables, lists, etc.;
  • layout markups like dividers;
  • creating and sourcing media and graphics;
  • deeper knowledge of markup, ability to hand-code the markup.

CSS Knowledge:

  • organizing files and structure;
  • defining, grouping and combining CSS selectors for HTML elements, classes, etc.;
  • specifying CSS for different media and devices;
  • methods for CSS positioning;
  • differences between CSS2 and CSS3;
  • methods for including CSS inline;
  • CSS Preprocessors, like Sass or LESS.

Javascript Knowledge:

  • operators, data types, objects, variables, methods and properties;
  • control structures, like functions, objects, conditional statements;
  • applying conditional statements and  logical operators;
  • DOM HTML objects, their properties.

jQuery Knowledge:

  • using jQuery library for handling events, manipulating documents, and visual effects.

Event Handling Knowledge:

  • creating and managing dialogs and windows;
  • debugging and troubleshooting processes;
  • using development and debugging tools for cross-browser problems.

The days of HTML copycats, who converted Photoshop mockups pixel by pixel into a web page, is long gone. A front end developer today is a specialist no web development project can exist without. It is the level of their skills and knowledge that determines how user-friendly, visually attractive, accessible, and ultimately successful your web product will be.

Need Front End Developer? We’ll help!

Now, how do you identify a skilled front end engineer? Feel free to share your requirements in the comments section below.

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