Babushka of value

From Pearl Language
Revision as of 15:30, 4 November 2011 by Martien (talk | contribs) (Russian Dolls)
Jump to navigation Jump to search
Russian Dolls.jpg

…product development, in the broadest sense.

✣  ✣  ✣

{{{wish full}}}

Goals:

Design Principles:

  • done for upstream equals ready for downstream
  • downstream defines interface for upstream in collaboration with upstream

Therefore:

{{{therefore full}}}

✣  ✣  ✣

Each maturity level includes and transcends all previous levels, just like a babushka doll.


✣  ✣  ✣

Forces:

Metaphore unto ready to build is the school system: Nursery School -> Elementary School -> Junior High School -> High School.

In the right conditions and within constraints, items develop, unfold, mature in every phase until they are ready for the next. Items ready for the next phase are done in the current.

In evolutionary stage: Items are ready when: Activities to mature until ready:

Nursery School

Any input: wild ideas, brainwaves, anything.

  • Collect and maybe categorize input.

Elementary School

Item matches product goals, as determined by product owner.

  • Analysts decompose.
  • User Experience Expert researches context, characteristics and criteria.
  • Business Analyst identifies business alignment needs.

Junior High School

Item matches release goals.

  • Elaborate item details.
  • Refine acceptance criteria to almost done.
  • Start UE pre-work (wireframes, visual mocks, story boards).
  • Review legal and compliance issues.

High School

Item is aligned with key stakeholders on features, functions and visuals.

  • Identify candidates for Release Planning and Sprint Planning

Poker

definition of ready, except for planning poker.

  • Estimate implementation effort
  • Converse and converge on significant estimation gaps

Build

See definition of ready.

  • Test design
  • Technical design, development and implementation
  • Integration
  • Architectural spikes
  • Technological spikes

Ship

ready to ship, a.k.a. definition of done.

  • Hardening.
  • Packaging.
  • Publishing.

Deploy

ready to deploy.

  • For new installs: Purchase application in App Store.
  • For existing applications: Run software update