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Lean Software Development: Validated Learning
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Òscar VilaplanaFollow
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Lean Software Development: Validated Learning
Aug. 25, 2014•0 likes•982 views
1 likes
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Software
Introduction to the Lean principles for Sofware Development.
Òscar VilaplanaFollow
Python Geek at PaylogicAdvertisement
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Lean Software Development: Validated Learning
- VALIDATED LEARNING Òscar Vilaplana dev@oscarvilaplana.cat Paylogic August 2014
- VALIDATED LEARNING A Tale of Business, Vanity and Medieval Torture Òscar Vilaplana dev@oscarvilaplana.cat Paylogic August 2014
- Progress
- Learn
- we failed
- we failed but at least we learned something
- Failed
- Learned
- Learning is vital
- What works?
- What works? What do customers want?
- What works? What do customers want? Right path?
- Goals
- Demonstrate progress
- Demonstrate progress Discover truths
- Demonstrate progress Discover truths Prevent failure
- Can
- Should
- Sustainable
- Break down & Test
- Did it make the product better?
- How do we know?
- Plead guilty
- Trial by ordeal
- 208
- ?
- 2/3
- Teaching the garden to weed itself
- Make truth reveal itself
- Is there interest?
- Expertise
- Knowledge
- Progress
- According to plan
- According to plan High quality
- According to plan High quality Expected costs
- If nobody wants it,
- If nobody wants it, High quality, done in budget
- If nobody wants it,
- If nobody wants it, High quality, done in budget
- tchair → 36.8°C
- tchair → 36.8°C $ → 0
- Experiment
- Experiment: product
- Experiment: product Solve real problems
- Experiment: product Solve real problems When ready, it has already customers
- Questions
- Do customers have this problem?
- Do customers have this problem? Would they buy a solution?
- Do customers have this problem? Would they buy a solution? From us?
- Do customers have this problem? Would they buy a solution? From us? Can we build it?
- Answers
- Identify
- What should we test?
- What should we test? What are the riskiest parts of the plan?
- What should we test? What are the leaps of faith?
- Build-Measure-Learn
- MVP
- Min product for a loop turn.
- Min product for a loop turn. Min effort and dev time.
- Min product for a loop turn. Min effort and dev time. Lacks essential features.
- Min product for a loop turn. Min effort and dev time. Lacks essential features. Measurable impact.
- Minimum
- 3rd party Apps? Carrier choice? 3G? iChat? Calendar? WiFi sync? Word/Excel docs?
- Any additional work beyond what was required to start learning is waste. No matter how important it might have seemed at the time.
- Vanity Metrics
- Changes
- Changes Increase of sales
- Changes Increase of sales More Changes
- Changes Increase of sales More Changes More increase of sales
- Learn
- Baseline
- Baseline Tune
- Baseline Tune Pivot or Persevere
- Kanban
- Include validation: more productive
- Include validation: more productive Why build feature not part of test?
- Include validation: more productive Why build feature not part of test? Why build story unless well understood?
- Learn more
- Learn more
- Thanks
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