3. 3
On average, You have
30% * waste in
your Processes
APILCONF’15 - Andrea Darabos @ADarabos Author’s own estimate based on her work
in the Lean Office field.
50%* waste in
your Products
6. How Value is Created in Software
APILCONF’15 - Andrea Darabos @ADarabos
Concept CustomerProduct Planning Development Deployment
7. 7
The 8 Lean Software Wastes (Poppendieck’s)
1, Partially
Done Work
APILCONF’15 - Andrea Darabos @ADarabos
Illustrations are the property of the
Lean Lens authors, shared under cc license.
8. 8
The 8 Lean Software Wastes (Poppendieck’s)
2, Extra
Features
APILCONF’15 - Andrea Darabos @ADarabos
Illustrations are the property of the
Lean Lens authors, shared under cc license.
9. 9
The 8 Lean Software Wastes (Poppendieck’s)
3, Extra
Processes
APILCONF’15 - Andrea Darabos @ADarabos
Illustrations are the property of the
Lean Lens authors, shared under cc license.
10. 10
The 8 Lean Software Wastes (Poppendieck’s)
4, Handoffs
APILCONF’15 - Andrea Darabos @ADarabos
Illustrations are the property of the
Lean Lens authors, shared under cc license.
11. 11
The 8 Lean Software Wastes (Poppendieck’s)
5, Delays
APILCONF’15 - Andrea Darabos @ADarabos
Illustrations are the property of the
Lean Lens authors, shared under cc license.
12. 12
The 8 Lean Software Wastes (Poppendieck’s)
6, Task
Switching
APILCONF’15 - Andrea Darabos @ADarabos
Illustrations are the property of the
Lean Lens authors, shared under cc license.
13. 13
The 8 Lean Software Wastes (Poppendieck’s)
7, Defects
APILCONF’15 - Andrea Darabos @ADarabos
Illustrations are the property of the
Lean Lens authors, shared under cc license.
14. 14
The 8 Lean Software Wastes (Poppendieck’s)
8, Unused
Skills*
APILCONF’15 - Andrea Darabos @ADarabos
Illustrations are the property of the
Lean Lens authors, shared under cc license.
15. 15
The 8 Lean Software Wastes (Poppendieck’s)
1, Partially
Done Work
2, Extra
Features
3, Extra
Processes
4, Handoffs
5, Delays 6, Task
Switching
7, Defects 8, Unused
Skills*
APILCONF’15 - Andrea Darabos @ADarabos Mary & Tom Poppendieck: Lean Software Development.
16. Lean Lens Game
16
Lean Lens Game for Software Development – under Creative Commons license
Co-developed by Andrea Darabos and Bazil Arden in 2014.
17. Setting our scene
17
• You do software development for a large retailer
• The retailer is traditional
• You develop an online shopping platform for your
customers
APILCONF’15 - Andrea Darabos @ADarabos
18. Waste in the Value Stream
18
1, Partially Done
Work
Scene 1 Scene 2 Scene 3 Scene 1 Scene 2 Scene 3
Act B
Scene 1 Scene 2 Scene 3
Act C
2, Extra Features
3, Extra Processes
4, Handoffs
5, Delays
6, Task-Switching
7, Defects
8, Unused Skills
Etc.
Etc.
Etc.
Etc.Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Etc.
Concept CustomerProduct Planning Development Deployment
Act A
20. 20
Lean ”Waste Grid” Act: __ Scene: __
1, Partially
Done Work
2, Extra
Features
3, Extra
Processes
4, Handoffs
5, Delays 6, Task
Switching
7, Defects 8, Unused
Skills*
* The 8th waste added by Andrea & Bazil, based on the traditional lean
1
Code not
deployed
PM not avail.
for demo
during sprint
Etc.
APILCONF’15 - Andrea Darabos @ADarabos
21. OK, Let’s get started
10 mins Read the script
10 mins Play the act, Observers note waste
15 mins Debrief in your team
- What wasteful activities did you find?
- How could you improve the situation?
21
APILCONF’15 - Andrea Darabos @ADarabos
22. Practical Takeaways
• Do a Value Stream Map, from concept to customer
• Help your team visualize waste
• Identify waste during the sprint/release
• Discuss what to do about it
on your next retrospective
22
APILCONF’15 - Andrea Darabos @ADarabos
23. How Can I Help?
Lean Lens Game – bit.ly/LeanLens
Non-commercial re-use, please attribute to Andrea Darabos, Bazil Arden 23
To help you identify
and address waste.
Workshops for
up to 120 people. @ADarabos
Thanks for the spot-on profile pic by Angel Medinilla