@ZsoltFabok by Zsolt Fabok 2015.12.14 http://zsoltfabok.com/ What have Scrum, Kanban, and Lean ever done for us?
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@ZsoltFabok
by Zsolt Fabok 2015.12.14 !
http://zsoltfabok.com/
What haveScrum, Kanban, and Lean
ever done for us?
@ZsoltFabok
by Zsolt Fabok 2015.12.14 !
http://zsoltfabok.com/
What haveScrum, Kanban, and Lean
ever done for us?
Why the traditional approach was no longer an option…
x
xDesired Product
Project Start
planned for several months
x
xDesired Product
Project Start
executed for several months
What people thinkthey need
x
mar
ked
chan
ged
It is a bit better nowadays…
x
xDesired Product
Project Start
planned for some weeks
x
xDesired Product
Project Start
What people thinkthey need
x
executed for 1 or 2 months
xx
wrong turn
The chase never ends
image: https://alignment.files.wordpress.com/2010/05/org-view-by-tree1.png
The goal is to quickly figure out what is the right thing to
build, and build it fast.
Scrum offers:
discipline and structure
which leads to !
short iterations and high velocity
Kanban offers:
improving the whole system
which leads to !
shorter lead times
The lead time
Ready Design Implementation Test Delivery Live1 2 1 3
# ~~ ~
# ~~ ~
# ~~ ~
commitment
Ccourtesy of Digital Natives
time spent on implementation
(hours)
time spent waiting (hours) %
1 63 98
7 57 90
2 62 97
2 62 97
3 61 96
Some examples of work items with 8-day lead time
The collected data is the courtesy of Digital Natives
95% of the lead
time was spent on waiting
Distribution of lead times
days
count
0
2
4
6
8
10
12
1 4 7 10 13 16 33
Before
average
0
2
5
7
9
12
14
1 3 5 7 9 11 13 22
count
days
After
medianThe collected data is the courtesy of Digital Natives
Lean offers:
reducing waste
which leads to !
shorter cycle times
book: http://www.amazon.com/Toyota-Production-System-Beyond-Large-Scale/dp/0915299143
more info: http://zsoltfabok.com/blog/2012/08/waste-in-software-development/
Lean/Agile UX offers:
user collaboration
which leads to !
better understanding on what the customer really wants
In waterfall…
UX
In agile/lean etc…
UX
Pretotyping !
Make sure you are building the right it before you build it right
pretotype prototype product
source: http://www.pretotyping.org/historical-artifacts.html
UX
image: http://www.userlytics.com/blog/unmoderated-vs-moderated-usability-user-experience-testing
User Test
“Funnel”
1. This is a huge lost in visitors, would be good to know why.
1. This is a huge lost in visitors, would be good to know why.
2. Users visit this page more often than the other page.
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