SCRUM: StoryTime - Tech Hangout #41 - 2014.07.30


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On July 30, in the format of Tech Hangout internal meetings Dmitriy Velykoivanenko and Galina Kostetskaya, Engineering Managers at Innovecs, told the crowd about SCRUM User Stories and showed User Story Examples

*TECH HANGOUT COMMUNITY was found in 2012 by the developers for the developers for knowledge and experience sharing. Such meetings are the part of Innovecs Educational Project that actively develops sphere of internal trainings and knowledge exchange program among professionals. This Initiative was born within the walls of Innovecs and has proved to be extremely popular and high-demand. In a short period of time it gained its own Facebook group with more than 100 members, blog with more than 40 posts and constant quarterly external meeting of Tech hangout community with more than 80 participants. The concept of the event proposes a 30-minute report on the topic previously defined, and the discussion in a roundtable session format.

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SCRUM: StoryTime - Tech Hangout #41 - 2014.07.30

  1. 1. SCRUM: Story Time! Dmitry Velykoivanenko, Galina Kostetskaya! Engineering Managers! 30/07/2014
  2. 2. Today’s agenda • What is a User Story?! • How to write a User Story?! • What is a Story Point?! • How to estimate a Story?! • Practice: Silent Grouping Technique! • Q&A 2© Copyright Innovecs 2012
  3. 3. Story 3© Copyright Innovecs 2014
  4. 4. User Story A User Story is one or more sentences in the everyday or business language of the end user or user of a system that captures what a user does or needs to do as part of his or her job function. 4© Copyright Innovecs 2012
  5. 5. Format 5© Copyright Innovecs 2012 As a <role>, 
 ! ! I want <goal/desire> ! ! ! ! ! ! so that <benefit>.
  6. 6. Example As  an  admin,  I  want  to  be  able  to  delete  pesky   peasants’  accounts  from  my  precious  blog  so   that  only  the  best  remain. 6© Copyright Innovecs 2012 As  a  user,  I  want  to  be  able  to  hit  people  over   the  internet  so  that  I  can  show  them  how  I  feel. As  a  user,  I  want  to  be  able  to  register  so  that  I   don’t  need  to  enter  my  data  every  time  I  visit  the   website.
  7. 7. INVEST 7© Copyright Innovecs 2012 I! Independent! ! N! Negotiable! ! V! Valuable! ! E! Estimable! ! S! Scalable (small sized)! T! Testable!
  8. 8. Benefits 8© Copyright Innovecs 2012 • Extreme brevity: can be done in weeks or days;! • Allows discussion of requirements throughout the project lifetime;! • Needing very little maintenance;! • Being considered only at the time of use;! • Allowing the breaking of projects into small increments;! • Suitability for projects which have volatile or poorly understood requirements;! • Making it easier to estimate development effort;! • Maintaining a close customer contact;
  9. 9. Acceptance Criteria Acceptance criteria define the boundaries of a user story, and are used to confirm when a story is completed and working as intended. 9© Copyright Innovecs 2012
  10. 10. Acceptance Criteria A user cannot submit a form without completing all the mandatory fields 10© Copyright Innovecs 2012 Information from the form is stored in the registrations database Protection against spam is working! Payment can be made via credit card! An acknowledgment email is sent to the user after submitting the form.
  11. 11. Example 11© Copyright Innovecs 2012 Story:   As  a  user,  I  want  to  be  able  to  hit  people  over  the  internet  so   that  I  can  show  them  how  I  feel. Acceptance  Criteria:   Users  should  have  a  button  they  can  press  to  hit  people;   The  people  hit  should  feel  pain  when  they  are  hit;   The  button  should  be  named  “Hit  people”  with  giant  red   letters;   The  users  should  not  be  able  to  hit  the  admin;  
  12. 12. Advice 12© Copyright Innovecs 2012 1. Start with the Users! 2. Use Personas to Discover the Right Stories! 3. Write Stories Collaboratively! 4. Keep your Stories Simple and Short! 5. Start with Epics! 6. Decompose your Stories until they are Ready! 7. Add Acceptance Criteria! 8. Use Paper Cards! 9. Keep your Stories Visible and Accessible! 10. Don’t Solely Rely on User Stories!
  13. 13. Definition of Ready 13© Copyright Innovecs 2012 A  “ready”  item  should  be  clear,  feasible  and  testable
  14. 14. ESTIMATIONS 14© Copyright Innovecs 2012
  15. 15. I HATE ESTIMATIONS 15© Copyright Innovecs 2012
  16. 16. “5 months??? I am sure it can be done in 1! Just do it FASTER!”
  17. 17. 17© Copyright Innovecs 2012
  18. 18. Why we can’t get rid of ! estimations*! 18© Copyright Innovecs 2012 The main thing which happens during the estimation process is the development of the common understanding of the user story. * besides nasty clients
  19. 19. Surprise time 19© Copyright Innovecs 2012 Customers don’t really care about the hours, as their final goal is to get cost and timing. If you provide them cost and timing – they don’t care how you estimate – in store points, hours or bananas. * besides nasty clients
  20. 20. Uncertainty 20© Copyright Innovecs 2012
  21. 21. Real life 21© Copyright Innovecs 2012
  22. 22. Infinite time estimation meeting 22© Copyright Innovecs 2012
  23. 23. Prepare 23© Copyright Innovecs 2012 1.Groom the backlog! 2.Decompose complex user stories! 3.Collaborate early! 4.Print information! 5.Have PO at hand! 6.No laptops! 7.Required participation ! 8.Bribes are ok! * besides nasty clients
  24. 24. Real life 24© Copyright Innovecs 2012 afterbefore
  25. 25. Story point 25© Copyright Innovecs 2012 effort required to implement a story
  26. 26. Estimation points 26© Copyright Innovecs 2012
  27. 27. Process 27© Copyright Innovecs 2012 ->! 2h
  28. 28. Planning poker 28© Copyright Innovecs 2012
  29. 29. Practice time 29© Copyright Innovecs 2012
  30. 30. The Silent Grouping Technique 30© Copyright Innovecs 2012 Preparation Lay the ground rules; set expectations Round 1: Individual Placement Quickly get an initial size estimate for all of the user stories Round 2: Group Placement Give everyone an opportunity to (silently) provide input to all user stories Discussion and Reflection Resolve any disputes; reflect on experience; gain consensus before moving on; discuss insights
  31. 31. Q&A time!
  32. 32. Thank you!! ! Dmitry Velykoivanenko! Galina Kostetskaya! ! Engineering Managers! !
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