Head First LeSS

以下のような状況で実施した LeSS の紹介を行う勉強会の資料です．

* 参加者は15名程度の希望者
* 1時間で行われる講習会
* 参加者の半分はスクラムの基礎的な知識を学んだことがある
* イテレーション開発はみんな経験がある

Transcript

1. Head First LeSS Takuya “Mura-Mi” Murakami GitHub: Mura-Mi Twitter: mura_mi “Large-Scale Scrum is Scrum”
2. ͜ͷษڧձʹ͍ͭͯ • େن໛εΫϥϜϑϨʔϜϫʔΫͰ͋Δ LeSS ͷ ֓ཁΛ঺հ͢ΔձͰ͢ɽ • શԿճʹͳΔ͔͸ະఆͰ͢ɽࢀՃऀͷڵຯͳ Ͳʹ߹ΘͤͯࠓޙΛݕ౼͠·͢ɽ • ࢀՃऀͷΈͳ͞ΜͷεΫϥϜͷ஌ࣝʹ߹Θͤ ͯɼՄೳͳݶΓॊೈʹਐΊ͍͖ͯ·͢ɽ
3. Happiness Door Effective, Fun, Engaging Way to Get Feedback IUUQTWJWJECSFF[FDPNGBTUGFFECBDLGPSXPSLTIPQTBOENFFUJOHT
4. Happiness Door • ͍ͭॻ͍ͯషͬͯ΋OKʂ1ຕʹऩ·Βͣෳ਺ຕ ʹͳͬͯ΋OKʂ • ίϝϯτͳ͠Ͱ΋OKʂ • ಺༰΋ࣗ༝ʂײ૝ / ࣭໰ / ٙ໰ / ஌Γͨ͘ͳͬͨ ͜ͱ / Α͘Θ͔Βͳ͔ͬͨ͜ͱ / վળ఺ / ཁ๬… IUUQTNBOBHFNFOUDPNQSBDUJDFIBQQJOFTTEPPS
5. Scrum? Agile? LeSS?
6. IUUQTDSVNHVJEFTPSH
7. IUUQTUXJUUFSDPN5PUIFS"MJTUBJSTUBUVT
8. IUUQBHJMFNBOJGFTUPPSH
9. IUUQMFTTXPSLT
10. Why “Large-Scale Scrum’’ ??
11. ͳͥେن໛εΫϥϜʹऔΓ૊Ή͔ • มԽͷܹ͍͠ෳࡶͳϓϩμΫτΛѻ͏ͨΊ • େن໛ͳϓϩμΫτΛاը/։ൃ/ӡ༻͢ΔͨΊ • εΫϥϜΨΠυͰ͸ P.O. 1ਓɼS.M. 1ਓɼνʔϜ࠷େ9ਓͱنఆ͞Ε͍ͯΔ • εΫϥϜνʔϜ1ͭͰ͸଍Γͳ͍
12. ͱʹ͔֮͑ͯ͘ؼͬͯ΄͍͜͠ͱ
13. Some of LeSS Principles (10ݸͷ͏ͪͷ3ݸ)
14. Whole Product Focus
15. Customer Centric
16. and…
17. Large-Scale Scrum is Scrum (ࠓ೔ͷϝΠϯτϐοΫ)
18. Scrum - 3 Keys • Inspection (ݕࠪ) • Adaption (దԠ) • Transparency (ಁ໌ੑ)
19. Scrum - Time box • Sprint (εϓϦϯτ) • 1िؒ ~ 4िؒͷλΠϜϘοΫε • ಛʹ࠷ۙ͸୹͍΄͏͕؆୯ͰޮՌ͕ߴ͍ͱߟ͑ΒΕ ͍ͯΔ • εϓϦϯτͰ੒͠਱͛Δ໨ඪΛ Sprint Goal ͱ͍͏
20. Scrum - Team and Role • Product Owner (P.O.) • εΫϥϜνʔϜͷ RoI Λ࠷େԽ͢Δ • Development Team (୯ʹ Team ͱ΋ݴ͏) • εϓϦϯτͰίϛοτͨ͠ PBI Λ࣮ݱ͢Δ • εΫϥϜνʔϜͷੜ࢈ੑΛߴ͘อͭ • 3ਓ͔Β9ਓɽP.O. ΍ S.M. ͕໾ׂΛՌͨͤΔͳΒνʔϜϝϯόʔΛ݉೚ͯ͠΋ྑ͍ • Scrum Master (S.M.) • νʔϜ͕εΫϥϜ͔ΒಘΒΕΔޮՌΛ࠷େԽ͢ΔΑ͏ࢧԉ͢Δ
21. Scrum - Artifacts • Increment (੒Ռ෺ͷ૿෼) • ಛʹग़ՙՄೳͳ΋ͷΛ Potentially Shippable Increment ͱ͍͏ • Product Backlog (PBL) • εΫϥϜνʔϜ͕ϓϩμΫτͷͨΊʹ΍Δ΂͖ͱೝ͍ࣝͯ͠Δ͜ͱΛϦετʹͨ͠΋ͷ • ݸผ߲໨Λ Product Backlog Item (PBI) ͱ͍͏ • Sprint Backlog (SBL) • Sprint Ͱ࣮ݱ͢ΔͱܾΊͨ PBI Λ࣮ݱ͢ΔͨΊʹνʔϜ͕ඞཁͩͱߟ͍͑ͯΔ͜ͱͷϦ ετ • ݸผ߲໨Λ Sprint Backlog Item (SBI) ͱ͍͏
22. Scrum - Events • Sprint Planning • εϓϦϯτͰऔΓ૊Ή PBI ͷ࣮ݱํ๏Λܭը͠ɼSBI ʹམͱ͠ࠐΉ • Daily Scrum • ຖ೔ɺεϓϦϯτΰʔϧʹਖ਼͘͠޲͔͍͑ͯΔ͔Λ֬ೝ͢Δ • Sprint Review • ΠϯΫϦϝϯτΛ P.O. ͔ΒεςʔΫϗϧμʔʹઆ໌͠ɺࠓޙʹ͍ͭͯٞ࿦͢Δ • Sprint Retrospective • νʔϜͷੜ࢈ੑΛ޲্ͤ͞ΔͨΊͷ࣍εϓϦϯτͰͷΞΫγϣϯΛܾΊΔ • (Product Backlog Refinement / PBR) • ϓϩμΫτόοΫϩάΛ INVEST ʹ͠ͳ͕Βத௕ظܭըΛຏ͘
23. Scrum - Inside / Outside • εΫϥϜνʔϜͷ֎ଆ • ސ٬΍εςʔΫϗϧμʔʹͲͷΑ͏ͳՁ஋Λఏڙ͢Δ͔ • εΫϥϜνʔϜͷ಺ଆ • εΫϥϜνʔϜ͕ͲͷΑ͏ʹੜ࢈ੑΛ޲্͢Δ͔
24. LeSS ͰมΘΒͳ͍͜ͱ, มΘΔ͜ͱ
25. Product ͸ͻͱͭ • ϓϩμΫτ͸ͻͱͭ (Whole Product Focus) • ͔ͩΒɼϓϩμΫτΦʔφʔ͸ͻͱΓ • νʔϜ͝ͱʹஔ͔ͳ͍ • ϓϩμΫτΦʔφʔνʔϜͱ͍͏ߟ͑ํ͸͋Δ • ͔ͩΒɼϓϩμΫτόοΫϩά͸ͻͱͭ •νʔϜ͝ͱʹ෼͚ͨΓ͠ͳ͍
26. νʔϜ͸ෳ਺ • ։ൃνʔϜ͸ෳ਺ଘࡏ͢Δ • Feature Team (ػೳ։ൃνʔϜ) Λ૊੒͢Δ΂͖ͱ͍͏࿩͸ޙͷճʹͯ • ֤νʔϜͷϝϯόʔ͸3ਓ͔Β9ਓ • ਓ਺ΛݶΔ͜ͱͰίϛϡχέʔγϣϯɾௐ੔ίετΛ཈͑Δ • ֤νʔϜʹ S.M. Λ1ਓஔ͘ • LeSS Ͱ͸։ൃνʔϜϝϯόʔͱ݉೚͠ͳ͍͜ͱ͕ڧ͘ਪ঑͞Ε͍ͯΔ • S.M. ͸࠷େ3νʔϜΛ݉຿ͯ͠ྑ͍
27. ϓϩμΫτશମͰεϓϦϯτʹऔΓ૊Ή • Sprint ΛνʔϜ͝ͱʹ෼͚ͣɼಉ͡λΠϜϘοΫεͰ Inspection => Adaption Λ܁Γฦ͢ • Sprint Planning ͸·ͣϓϩμΫτશମͰͲͷ PBI ʹͲ ͷνʔϜ͕औΓ૊Ή͔ΛܾΊΔ (Sprint Planning 1) • Sprint Review ΋νʔϜ͝ͱʹ͸ߦΘͣɼϓϩμΫτશ ମͰߦ͑ΔΑ͏ʹ͢Δ
28. εϓϦϯτͷਐΊํ͸νʔϜ͕ܾΊΔ • Sprint ։࢝࣌ʹɼνʔϜ͕ड͚࣋ͭ PBI Λୡ੒ ͢ΔͨΊͷ SBI Λߟ͑Δ (Sprint Planning 2) • Daily Scrum ͸νʔϜ͝ͱʹߦ͏ • Sprint Retrospective ΋νʔϜ͝ͱʹߦ͏ • ͦͷޙʹϓϩμΫτશମͰߦ͏ Overall Sprint Retrospective ΋ߦ͏
29. த௕ظܭըΛϓϩμΫτશମͰߟ͑Δ • େ͖͘෼͚ͯ Overall PBR / Multi Team PBR / Single Team PBR ͷ3छྨ͕͋Δ • શମ͔ΒνʔϜ୯Ґʹཻ౓͕Լ͕Δఔʹ PBI ͷৄࡉ౓Λ্͛ͳ͕Βٞ࿦Λ͢͢ΊΔ
30. For Further Learning…
31. ࠓޙֶͿ΂͖ϙΠϯτ • εΫϥϜͷجૅ • ࠓ೔ͷ࿩Λฉ͍ͯΈͯʮͦ΋ͦ΋୯ମͷεΫϥϜͰ Ͳ͏͢ΔΜ͚ͩͬʯͱ͍͏ٙ໰͕͋Ε͹ղফ͢Δ • LeSS ͷৄ࿦ • େن໛ (ෳ਺νʔϜ) ʹͳΔ͜ͱͰͲͷΑ͏ʹશମ ੑΛอͪͭͭ෼୲ / ෼ࢄΛ࣮ݱ͢Δͷ͔Λݟ͍ͯ͘
32. fin.