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the art of hyperproductivity

the art of hyperproductivity

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  • 1. The Zen of Scrum Jurgen Appelo – jurgen@noop.nl version 3picture by ePi.Longo
  • 2. Problems AgendaAgileScrum RolesScrum ProcessHot IssuesResults
  • 3. Problemsphoto by Jule_Berlin with traditional software development
  • 4. TraditionalPhased developmentAnticipated resultsUp-front design picture by jasonb42882
  • 5. Requirements Not ClearFear to go to the next phaseAnalysis paralysis
  • 6. Requirements ChangeChange gets more and more expensiveCustomers don’t get what they want
  • 7. Project Takes Too Long32% of projects delivered successfullyLong duration defers revenue(Source: Standish Report 2009)
  • 8. No Time for TestingQuality assurance gets crunchedLate integration means late failures
  • 9. Time Wasted on Junk52% of requirements implemented64% of functionality rarely used(Source: Standish Report 2003)
  • 10. Poor Progress Visibility% Task complete not sufficientAverage overrun 43%(Source: Standish Report 2003)
  • 11. Agile softwaredevelopment
  • 12. Process Complexity (M) Chaotic projects Agile projects Structured projects
  • 13. Agile Principles1. Satisfy the Customer2. Welcome Change3. Deliver Frequently4. Work as a Team5. Motivate People6. Communicate Face-to-Face7. Measure Working Software8. Maintain Constant Pace9. Excel at Quality10. Keep it Simple11. Evolve Designs12. Reflect Regularly
  • 14. Agile Adoption
  • 15. Agile Adoption
  • 16. Scrumpicture by Kiwi Flickr
  • 17. The GurusKen Schwaber Jeff Sutherland Mike Beedle Mike Cohn
  • 18. Scrum Usage Commercial software - In-house development Contract development - Fixed-price projects Financial applications - ISO 9001-certified applications Embedded systems - 24x7 systems with 99.999% uptime Joint Strike Fighter - Video game development FDA-approved, life-critical systems - Web sites Satellite-control software - Handheld software Mobile phones - Network switching applications ISV applications - Some of the largest applications in usehttp://www.mountaingoatsoftware.com
  • 19. picture by OnTask The Goal of Scrum Manage Complexity, Unpredictability and Change through Visibility, Inspection and Adaptation
  • 20. Scrumpicture by exfordy Roles
  • 21. Product Owner Owner of project visionpicture by Official Star Wars Blog Represents the customer
  • 22. ProductOwnerDefine features (according to vision)Prioritize features (according to ROI)Pick release datesGive feedbackManage stakeholdersAccept or reject results
  • 23. The Team Small (5–9 people) Colocated - Cross-functionalpicture by ewen and donabel Self-organized - Full-time
  • 24. The TeamDefine tasksEstimate effortDevelop productEnsure qualityEvolve processes
  • 25. ScrumMaster Servant leader Team protector Troubleshooter Scrum guide picture by Orange Beard
  • 26. ScrumMasterRemove impedimentsPrevent interruptionsFacilitate the teamSupport the processManage management
  • 27. Pigs and ChickensProduct Owner Users Scrum Master ManagersTeam Members Marketing
  • 28. Scrum Process
  • 29. Product Backlog Express value Defer decisions picture by juhansonin
  • 30. Product Backlog sample from Eclipse.org
  • 31. Product BacklogOwned by Product OwnerHigh-level requirementsExpressed as business valueNot complete, nor perfectExpected to change & evolveLimited view into the future
  • 32. Product Backlog Includes rough estimatesPrioritized by value & riskBetter to describe Publicly as user stories visible
  • 33. User StoriesAs a <user> I want <functionality> ( so that <benefit> )As a librarian I want to be able to search for books by publication year
  • 34. Sprints Timeboxed – Frozen featuresVariable scope – Shippable result
  • 35. Sprint PlanningTeam capacity, Product backlog,Current product, Business, Technologies +Goal = picture by Darcy McCarty
  • 36. Sprint PlanningFace-to-face communicationSmall reversible stepsUser’s perspective
  • 37. Sprint Planning (Part 1)Strategical level planningPrioritize/select featuresDiscuss acceptance criteriaVerify understanding½ - 1 hourper sprint/week
  • 38. Sprint Planning (Part 2)Tactical level planningDefine sprint backlog itemsEstimate sprint backlog itemsUse velocity (Yesterday’s Weather)Share commitment½ - 1 hourper sprint/week
  • 39. Sprint Backlog Breakdown of business value into assignable taskspicture by oskay
  • 40. Sprint Backlog
  • 41. Sprint BacklogOwned by the teamTeam allocates workNo additions by others
  • 42. Daily ScrumThe heartbeat of Scrum picture by Hamed Saber
  • 43. Daily ScrumCommitment and accountabilitySay what you do, do what you sayWhole world is invited picture by Hamed Saber
  • 44. Daily ScrumWhat I did since last meetingWhat I will do until next meetingWhat things are in my wayOnly the team talksNot to Scrum MasterNo problem solvingMax 15 minutesStanding up
  • 45. Sprint Task Board picture by Mountain Goat Software
  • 46. Definition of DoneAvoid the 90% syndromeCoded, commented, checked in, integrated, reviewed, unit tested, deployed to test environment, passed user acceptance test & documented...= DONE DONE
  • 47. Sprint Burn Downpicture by NibiruTech
  • 48. Sprint Review Satisfy Product Ownerpicture by oskay Get feedback on product
  • 49. Sprint Review Informal, no slides Whole team participates The world is invitedpicture by oskay
  • 50. Sprint ReviewPreparation neededShow complete featuresAccept or reject results1-2 hoursper sprint/week
  • 51. Sprint Retrospective Evolve the processpicture by kevindooley
  • 52. SprintRetrospectiveReflect on process and productWhole team participates
  • 53. Sprint RetrospectiveWhat to start doingWhat to stop doingWhat to continue doing(Product Owner not required)
  • 54. Features 0 20 40 60 80 -40 -20 100 120 7-1-08 14-1-08 21-1-08 28-1-08 4-2-08 11-2-08 18-2-08 Scope change 25-2-08Features Remaining 3-3-08 10-3-08 17-3-08Scope Target 24-3-08 31-3-08 Burn Down Chart 7-4-08 14-4-08
  • 55. Burn Up Chart Scope keeps expanding Pipeline gets fatter
  • 56. Release Planning Plan features in sprints and releases Releases depend on accepted sprintspicture by Sviluppo Agile
  • 57. Release Sprints Usability testing Documentation Help files Packagingpictures by VistaICO
  • 58. Sprint Termination Only in extreme cases Team terminates: cannot meet sprint goal Product Owner terminates: priority change Work reverted to end of prior sprint Raises visibility of problemspicture by VistaICO
  • 59. Sprints Steady pull of business valuepicture by kelsey e. Inspect and Adapt
  • 60. Sprints Driven by Product Owner Small reversible steps Welcome change Cross-functional team Include design and testing Maintain constant pace Share commitment High quality, DONE Get feedback “Fail fast”picture by kelsey e.
  • 61. HotIssues
  • 62. Scrum vs. XPpicture by extremeprogramming.org
  • 63. Scrum vs. RUPpicture by WittmannClan.com
  • 64. Scrum vs. PRINCE2picture by Mike Spain
  • 65. Scrum vs. Kanbanpicture by Lean Software Engineering
  • 66. Scaled Scrum (Scrum of Scrums)picture by Mountain Goat Software
  • 67. Distributed Scrum
  • 68. Results effects of applying Scrum
  • 69. Managed UncertaintyRolling wave planningSimpler mini-projects lowers risk
  • 70. Flexible ScopeAllow changes at fixed intervalsReleases enable learning
  • 71. Faster DeliveryShorter time to marketValue delivered in increments
  • 72. Higher QualityTesting happens continuouslyProcess improvement built-in
  • 73. Eliminated WasteNothing is designed that is not builtNothing is built that is not used
  • 74. Increased VisibilityAll problems are made visibleProgress is running tested software
  • 75. More Fun, Happy Teamspicture by woodleywonderworks
  • 76. PreconditionsEmpowermentDisciplineCourageStaminaPassionCoachingStable TeamsCross-FunctionalAvailable Customer picture by mpov
  • 77. Disclaimer No Engineering Practices Looks Simple, Is Hard No Silver Bullet Not Complete Takes Timepicture by a2gemma
  • 78. Books
  • 79. Sites www.scrumalliance.org www.scrum.org www.mountaingoatsoftware.com www.agilesoftwaredevelopment.com www.noop.nlpicture by VistaICO
  • 80. slideshare.net/jurgenappelo@jurgenappelo (twitter)noop.nl (blog)jurgenappelo.com (site)management30.com (book)
  • 81. Q&Apicture by -bast-
  • 82. This presentation was inspired by the works of many people, and I cannot possibly list them all. Though I did my very best to attribute all authors of texts and images, and to recognize any copyrights, if you think that anything in this presentation should be changed, added or removed, please contact me at jurgen@noop.nl.http://creativecommons.org/licenses/by-nd/3.0/