Presented by Steve Stedman
http://SteveStedman
@SQLEmt on Twitter
Waiting
Transportation
Inventory
Motion
Moving tasks or work back and forth.
- Development to test back to development back to test several times before a task or bug fix is complete. Lots of waste and waiting.
Also known as work in progress (WIP).
Reduce the time that it takes from when work is started until it is delivered.
Focus on one piece work flow.
One piece work flow
Specify feature
waiting
Design feature
waiting
Develop Feature
waiting
Test Feature
waiting
Deploy Feature
waiting
Final Test Feature
Specify feature
Design feature
Develop Feature
Test Feature
Deploy Feature
Final Test Feature
Overprocessing
Extra process that leads to waste with no added benefit.
Automate everything.
Lean is all about the elimination of the 8 deadly wastes.
Rework of Defects
• Overproduction
• Overprocessing
• Motion
• Waiting
• Transportation
• Inventory
• Rework of Defects
• Unused Employee Potential
Unused Employee Potential
Overproduction
Doing work that was not requested or not needed.
Lean Software Development
Applying Lean Manufacturing Principles to Software Development
Daily Two Second Improvement
Every day make at least one 2 second improvemet.