My product has a Web Frontend

And what I might want to think about


UX Engineer; Speaker; Teamlead; Star Wars Character


The User

What does he care about?

Get a task done

Let's imagine you have ...

... great product which creates lots of user value(TM)

So let's skip the difficult part ...

aka ...

Product Development

What to think about for your Web Frontend?

But wait Christoph, it works already!

Good is the enemy of great!

Wait, but done is better than perfect?

So, great is the enemy of good?


Good is the enemy of great

Let's make it better

The User

What do they have in common with a PO?

They want to get sh*t done

How do POs get stuff done?

May the force be with us

Waterfall, AgileTM, Agile, agile, Scrum, Kanban, Scrumban, Lean, etc.

What helps the User?


Usability is the degree to which a software can be used by specified consumers to achieve quantified objectives with effectiveness, efficiency, and satisfaction in a quantified context of use

Universal Usability

Universal usability refers to the design of information and communications products and services that are usable for every citizen.


  • perceivable
  • operable
  • understandable
  • robust


all users can have the same experience

colors, font-sizes, video captions, text alternative


all elements and controls on the website are usable

keyboard control, timed and blinking content


content is clear and easy to understanding

error handling, reading level, motive


can access all content with a wide range of technologies

coding standards, browser accessibility, assistive technologies

not P.O.U.R.

Always ask

What is this thing and what does it do?
Karl Groves


unlock the web platform’s full potential and by spurring the web platform to evolve and improve



The key metric

Time to interactive (TTI)


Consistency is a big factor that separates a negative experience from a positive one.


  • Logical coherence and accordance.
  • A harmonious uniformity or agreement among things or parts.

Design Systems FTW

The entirety of the standardized UI patterns, framework, assets, and documentation, as well as the processes and people involved. It is the ecosystem that drives and supports the unified evolution of the product(s).

Design Systems - FYI

  • Salesforce Llightning Design System
  • Google Material Design
  • Shopify Polaris
  • Airbnb DLS (Design Language System)

Progressive Enhancement

[...] The proposed benefits of this strategy are that it allows everyone to access the basic content and functionality of a web page, using any browser or Internet connection, while also providing an enhanced version of the page [...]

Wow that's outdated in 2017

Example Facebook





App lite

Service Workers

Progressive Web Apps

  • Add-To-Homescreen
  • Push Notifications
  • Offline functionality
  • ...

Service Workers

My product has a Web Frontend

And what I might want to think about

  • P.O.U.R.
  • Usability
  • Universal usability
  • Performance
  • Consistency
  • Progressive Enhancement
  • Service Workers PWA