when you are agile you get lean how agile reduces waste in software develpment

When you are Agile you get Lean

How Agile reduces waste in software develpment

Copyright © 2013 SolutionsIQ. All rights reserved.

Value stream


The seven lean wastes

12

345

6

7

Over-production

Work in process

Waiting

Motion

Transportation

Rework, defects

Over-processing

Lean Waste


Over-production


Over-production in software

Unused features


Dynamic requirements backlog


Work in process


Software work in process


Early & frequent release


Iterative development


Waiting


Waiting in software development


Pair programming


Motion


Motion in software


Single team assignment

• 100% dedicated to one project

• Protect team from interruptions

• Team organizes their own work


Transportation


Transportation in software


• User stories • Co-location• Business collaboration • Small team size• Cross-functional teams

Transportation in software


Defects or rework


Software defects


Defects in software (Barry Boehm)


• Don’t break the build • Test-driven development • Definition of done

Never defer fixing a defect


Over-processing


• Gold-plated documentation• Duplicative approvals• Design reviews that don’t result in

improvements• Overly-precise estimates

Over-processing in software


Just in time work realization


Three lean principles

• Deploy as soon as possible – Never defer a fix

• Defer decisions to the last responsible moment– Do just enough and no more

• Unleash team power – Don’t underutilize creative brain power – The team is the unit of production


Questions

when you are agile you get lean how agile reduces waste in software develpment

Documents

software slide

transportation slide

process slide

motion slide

rework slide

defect slide

software development

software develpment