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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.

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