#NoEstimates – Javazone 2014
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#NoEstimates 1 https://www.flickr.com/photos/aidanmorgan/3249101355
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Lightning talk about #NoEstimates at Javazone 2014
Transcript of #NoEstimates – Javazone 2014
#NoEstimates
1https://www.flickr.com/photos/aidanmorgan/3249101355
2https://www.flickr.com/photos/spidie/2533808052
3https://www.flickr.com/photos/mbiebusch/12927268235
#NoEstimates
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Definition by Woody Zuill:
#NoEstimates is a hashtag for the topic of exploring alternatives to estimates for making decisions in software development. That is, ways to make decisions with “No Estimates”.
http://zuill.us/WoodyZuill/2013/05/17/the-noestimates-hashtag/
#NoEstimates — My Way…
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#NoEstimates — My Way…
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1. Break the work down into easy tasks*
* Tasks, work items, stories, use cases, etc…
#NoEstimates — My Way…
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1. Break the work down into easy tasks
2. Start working on them, and get them DONE
#NoEstimates — My Way…
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1. Break the work down into easy tasks
2. Start working on them, and get them DONE
3. Create new tasks when you need them
#NoEstimates — My Way…
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1. Break the work down into easy tasks
2. Start working on them, and get them DONE
3. Create new tasks when you need them
4. Track your progress
#NoEstimates — My Way…
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1. Break the work down into easy tasks
2. Start working on them, and get them DONE
3. Create new tasks when you need them
4. Track your progress
5. Track the evolution of the total number of tasks
#NoEstimates — My Way…
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1. Break the work down into easy tasks
2. Start working on them, and get them DONE
3. Create new tasks when you need them
4. Track your progress
5. Track the evolution of the total number of tasks
6. Predict time of completion and track prediction
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Disclaimer: These data are fake!
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Why does it work?
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Why does it work?
Automatic calculation
⇔ Subjective opinion about the future
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Why does it work?
Automatic calculation
Models and tracks the world as it is
⇔ Wishful thinking
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Why does it work?
Automatic calculation
Models and tracks the world as it is
Takes into account (some) unknowns
⇔ Final backlog assumption
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There's a catch…
30 https://www.flickr.com/photos/gracec/2489976526
There's a catch…
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There's an “Estimate” in “#NoEstimates”!
https://www.flickr.com/photos/gracec/2489976526
There's a catch…
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There's an “Estimate” in “#NoEstimates”!
https://www.flickr.com/photos/gracec/2489976526
There's a catch…
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There's an “Estimate” in “#NoEstimates”!
1. Break the work down into “easy tasks”
https://www.flickr.com/photos/gracec/2489976526
“#SomeEstimates”
Customers want cost projections
34https://www.flickr.com/photos/mylesdgrant/3508435933
“#SomeEstimates”
Customers want cost projections
…internal customers too
35https://www.flickr.com/photos/mylesdgrant/3508435933
#NoEstimates Resources
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Twitter: #NoEstimates
Vasco Duarte's bloghttp://SoftwareDevelopmentToday.blogspot.com
Woody Zuill's bloghttp://zuill.us/WoodyZuill/
Neil Killick's bloghttp://neilkillick.com/category/noestimates/
Henri Karhatsu's bloghttp://blog.karhatsu.com/ http://www.slideshare.net/filipvanlaenen/
noestimates-javazone-2014
