Scrumありがとう、そしてさようなら -Scrum 破- #rsgt2017

by kyonmm

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Scrum͋Γ͕ͱ͏ɺ ͦͯ͠͞Α͏ͳΒ -Scrum ഁ- kyon_mm 2017/1/13 Regional Scrum Gathering Tokyo 2017

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Self Introduction • ͖ΐΜ(kyon_mm)  from ͳ͝΍ גࣜձࣾΦϯβϩʔυ  ͓࢓ࣄͷ͝ґཔ͸ [email protected] ·Ͱ • Test ArchitectɺGeneralist • Scrum, Education, Philosophy, Testing

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Agenda • νʔϜͷഎܠ঺հ • վળͷํ๏ • εΫϥϜͷجຊ͔Βม͑ͨ෦෼ • εΫϥϜΛࣺͯΔͱ͖ͷϙΠϯτ • ޮՌ • Next Step

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Background • ϑϨʔϜϫʔΫɺϥΠϒϥϦͷडୗ։ൃ5೥໨ɻ • 4ਓνʔϜɻ  ॳظϝϯόʔ͸2໊ɺ࢒Γ2໊͸2016೥͔Βɻ • ΄΅ຖ݄ϦϦʔεɻςετ΍ϝτϦΫεͷ׆༻  ScrumͷجຊΛͰ͖Δ͚࣮ͩݱɻ

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Kiban Team F# ίϯύΠϥͭ͘Δͧʔ! ςετͳͧ͘͢ʔ! 伱͋Β͹Scheme 伱͋Β͹Haskell

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Background 2015 • Scrum, Test, Metrics • 2೔Ҏ্͔͔Δςετέʔε800݅Λ0݅ʹɻ • ୳ࡧతςετɺεϓϦϯτϨϏϡʔɻ • λεΫ͸15෼୯ҐͰ௥੻ɺεΫϥϜΠϕϯτࣗମͷఆྔධՁ • ·ͩςετظؒͱ͔͍ͭͬͯ͘Δͷʁ ʙΞδϟΠϧͳ։ൃʹ͓͚Δςετͱ ͷ෇͖߹͍ํʙ • όάͷಛ௃෇͚ɺಡΈ߹Θͤ • ϢʔβʔΨΠυۦಈ։ൃ

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Background 2015 • ϓϩμΫτΛ࠷ߴʹ͢ΔҎ্ʹ  νʔϜΛ࠷ߴʹ͢Δඞཁ͕͋Δɻ • ϓϩμΫτʹ͸͍͔ͭ͘ͷ੍໿͕͋Δ • OTR͸डୗ։ൃΛϝΠϯͱ͍ͯ͠Δ

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Agenda • νʔϜͷഎܠ঺հ • վળͷํ๏ • εΫϥϜͷجຊ͔Βม͑ͨ෦෼ • εΫϥϜΛࣺͯΔͱ͖ͷϙΠϯτ • ޮՌ • Next Step

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How Kaizen • վળ͠ଓ͚Δɻ • ΤΫετϦʔϜͳཧ૝ɻ • ޿ൣͳ஌ݟʹཪ෇͚͞Ε࣮ͨફͱαϙʔτɻ

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How Kaizen • Vision • Metrics

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Vision • ੈք࠷ߴͷιϑτ΢ΣΞ։ൃνʔϜͰ͋Δɻ • εΫϥϜΛ௒͑Δɻ • ιϑτ΢ΣΞ޻ֶʹ৽ͨͳϖʔδΛͭ͘Δɻ

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Awesome Team • νʔϜͷϏδϣϯɺϚΠϧετʔϯΛ5೥ܭը • Ϗδϣϯୡ੒ʹඞཁͳ͜ͱ͸ɺܦݧओٛతʹ ࣮ࢪͱվળΛ܁Γฦ͢

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Beyond Scrum • Scrum͸20೥ؒͨͬͯ΋৭᧙ͤͳ͍ɻͭ·Γ ރΕ͍ͯΔɻ • Scrum͸ૉ੖͍͕͠ɺͦΕ͸ຌਓʹͱͬͯͰ ͋Δɻ • ScrumΛ৐Γӽ͑Δ࣌ظɻ

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New Page   in Software Engineering • ιϑτ΢ΣΞ։ൃͷํ๏࿦΍׳शΛ౿·͑ͨ ৽ͨͳ஌ݟ • ୤ઐ໳Ոࢦ޲ɺઐ໳Ոࢦ޲ • ۀք΁ͷߩݙ

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How Kaizen • Vision • Metrics

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Metrics • ࣗ෼ୡͷ׆ಈ͸࠷খ6෼୯ҐͰܭըɺ௥੻͢Δ ͜ͱͰΞδϟΠϧʹมԽΛײ͡ͱΔɻ • ܦݧओٛɺඪ४Խ͞ΕͨఆੑධՁɺ1 on 1ʹ ΑΔεΩϧධՁγεςϜͷߏஙͱڞ༗ɻ • εϓϦϯτϨϏϡʔࣗମͷ࣭ͷఆྔԽɻ

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Tasks

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Skill Map

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Sprint Review Metrics

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Agenda • νʔϜͷഎܠ঺հ • վળͷํ๏ • εΫϥϜͷجຊ͔Βม͑ͨ෦෼ • εΫϥϜΛࣺͯΔͱ͖ͷϙΠϯτ • ޮՌ • Next Step

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Changes from Scrum Basic • Scrumͷجຊ͔Βม͑Δཧ༝ • ݫ͍͠มԽʹରԠ͢ΔΞδϟΠϧͷ࣮ફ • ௒ݸମͱ͍͏ཧ૝ͷ࣮ݱ • ৽͍͠Ձ஋Λͭ͘ΔऔΓ૊Έ

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Changes from Scrum Basic • ݫ͍͠มԽʹରԠ͢ΔΞδϟΠϧͷ࣮ફ • ϑϥογϡϦϦʔεɺϜμθϩ΁ͷ௅ઓ • ௒ݸମͱ͍͏ཧ૝ͷ࣮ݱ • ҉໧஌ͷੵۃతͳ׆༻ • ৽͍͠Ձ஋Λͭ͘ΔऔΓ૊Έ • ৽͍֓͠೦Λͭ͘ΔͨΊͷ࣮ݧ

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Changes from Scrum Basic • εϓϦϯτϨϏϡʔ • ϩʔϧ • εϓϦϯτ

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Classic Sprint Review • εϓϦϯτϨϏϡʔͷઆ໌ͰΑ͋͘Δܗ • νʔϜͷ୅දऀ͕શͯσϞ͢Δ • νʔϜϝϯόʔ͕σϞ಺༰ʹԠͯ͡ަ୅͢Δ

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Everyone Reviewee • εϓϦϯτϨϏϡʔͰ͸ʮPOҎ֎ͷશһ͕ݸผʹεϓϦϯ τϨϏϡʔͷσϞɺઆ໌ʯ͢Δɻ • ΑͬͯPOΛআ͍ͨਓ਺෼ͷεϓϦϯτϨϏϡʔΛεϓϦ ϯτຖʹ͢Δɻ • ୭͔ΒσϞΛ͢Δ͔͸ϝϯόʔͰܾΊΔɻ • ϨϏϡʔத͸(ࣗ෼͕ͦͷ͋ͱϨϏϡΠʔͱͯ͠લʹग़Δ ͱͯ͠΋ɺͦͷͱ͖͸)શһϨϏϡΞʔͱͯ͠ৼΔ෣͏ɻ

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Classic Scrum Role • PO͸1ਓ • SM͸1ਓ • ͦͷଞ͸νʔϜϝϯόʔ • ݉೚͸ආ͚Α͏

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εϓϦϯτϨϏϡʔͰ͸ өը༧ࠂͷΑ͏ͳγϣʔτϜʔ ϏʔΛݟͤΔ͜ͱ΋͋Δɻ SGT౰೔͸ ࣮ࡍʹ࢖ͬͨಈըΛެ։ɻ

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Random Role • εϓϦϯτຖʹPO,SM,MemberͷϩʔϧΛΫδͰܾΊ͍ͯ·͢ɻ • εϓϦϯτϓϥϯχϯά࣌ʹҰॹʹܾΊΔɻ • த௕ظతͳ൑அ͸kyon_mm΍bleis-tift͕ʮ௕࿝ʯతͳཱ৔Ͱ ΞυόΠεΛ͢Δɻ(ج൫νʔϜͰ͸ʮxx༗ࣝऀʯͱݺΜͰ͍ Δ) • ࣾ֎ͷεςʔΫϗϧμʔͱͷϛʔςΟϯά୲౰͸ݻఆԽ͢Δ  (૬ख͕ࠞཚ͠ͳ͍Α͏ʹ૭ޱΛҰຊԽ͍ͯ͠Δ)

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Random Role

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Classic Sprint • εϓϦϯτ͸1ि͔ؒΒ4िؒ • εΫϥϜΠϕϯτʹ࢖͏࣌ؒ͸શମͷ20%Λ ໨҆ͱ͢Δ

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Daily Sprint • 0900 - 1000 ϓϥϯχϯά  1000 - 1630 ։ൃ  1630 - 1700 ϨϏϡʔ  1700 - 1800 ϨτϩεϖΫςΟϒ • ͜ΕΛຖ೔܁Γฦ͢ɻ • ݄༵೔ɺՐ༵೔ɺ໦༵೔ɺ༵ۚ೔ʹεϓϦϯτΛͯ͠ɺ ਫ༵೔͸ࣗ༝ݚڀɺֶशͷ࣌ؒʹ࢖͏ɻ

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Agenda • νʔϜͷഎܠ঺հ • վળͷํ๏ • εΫϥϜͷجຊ͔Βม͑ͨ෦෼ • εΫϥϜΛࣺͯΔͱ͖ͷϙΠϯτ • ޮՌ • Next Step

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Point for Breaking Scrum • 3ຊபͷಁ໌ੑɺݕࠪɺదԠ(ܦݧओٛ)ΛकΔ • νʔϜͰ͋Δ͜ͱͷϝϦοτΛ׆͔͢ɻ • ۀքͷྲྀߦɺఆ൪ʹଊΘΕͳ͍ɻ • ΍Γʹ͍͘͜ͱʹରͯ͠ͷ௚ײΛ৴͡Δɻ

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Point for Breaking Scrum • 3ຊபͷಁ໌ੑɺݕࠪɺదԠ(ܦݧओٛ)ΛकΔ • ͦΕͧΕΛΑΓ޲্ͤ͞Δํ޲ͷࢪࡦɻ • ಁ໌ੑ͕͕͋Γͦ͏Ͱ΋ɺݕࠪ͢Δ͜ͱ͕ ೉͘͠ͳΔΑ͏ͳʮ৔౰ͨΓతͳରԠʯ͸ ͠ͳ͍ɻ

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Point for Breaking Scrum • νʔϜͰ͋Δ͜ͱͷϝϦοτΛ׆͔͢ɻ • ݸਓͳΒͰ͖ΔϞϊίτɺνʔϜͳΒͰ͖Δ Ϟϊίτʹ͍ͭͯීஈ͔Β࿩͢ɻ • ҰൠతʹؕΓ͕ͪͳνʔϜͷσϝϦοτ͸ ౿·ͳ͍Α͏ʹ೔ʑݕࠪͱదԠΛଵΒͳ͍ɻ

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Point for Breaking Scrum • ۀքͷྲྀߦɺఆ൪ʹଊΘΕͳ͍ɻ • πʔϧ΍औΓ૊Έ͕ੜ·ΕΔഎܠΛߟྀ • ࣍ͷͲͪΒΑΓ͔෼ੳ͢Δ • ग़དྷΔਓͷϜμΛݮΒ͢Ϟϊίτ • ग़དྷͳ͍ਓͷϜμΛݮΒ͢Ϟϊίτ

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Point for Breaking Scrum • ΍Γʹ͍͘͜ͱʹରͯ͠ͷ௚ײΛ৴͡Δɻ • ΍Γʹ͍͘ͱ͍͏௚ײ͸৴͡Δɻ • ΍Γʹ͘͞΁ͷରԠҊͷ௚ײ͸৴͡ͳ͍ɻ • ҧ࿨ײ΁ͷؾ෇͖ͱɺҧ࿨ײͷݪҼΛ෼ੳ͠ɺ ରࡦΛͨͯΔೳྗ͸ҧ͏ɻ • ҧ࿨ײ͸࢓ࣄͷ΍Γ΍͢͞ͷ1ͭͷࢦඪɻ

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Agenda • νʔϜͷഎܠ঺հ • վળͷํ๏ • εΫϥϜͷجຊ͔Βม͑ͨ෦෼ • εΫϥϜΛࣺͯΔͱ͖ͷϙΠϯτ • ޮՌ • Next Step

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Result(Effective) • όάຒΊࠐΈ͕೥ؒ10͔݅Β೥ؒ1݅΁ݮগɻ • ࣗ཯తʹఏҊ͢Δճ਺͕10ഒɻ • ՝୊΍վળΛ6෼୯ҐͰڞ༗͠ɺపఈతͳϜμ औΓΛ࣮ફ͢Δ͜ͱͰɺ։ൃޮ཰͕1.5ഒʹɻ

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1 Important Thing • େྔͷ௅ઓͱࣦഊ͕࠷ߴ΁ͷҰาͰ͋Δ  ͍͔ʹ༷ʑͳ΋ͷΛ؆୯ʹࣺͯΒΕΔΑ͏ͳ ϓϩδΣΫτɺνʔϜɺϓϩμΫτʹ͢Δ͔ • ࡞ͬͨ΋ͷɺ΍͍ͬͯΔϓϩηεɺ׳श • ૝૾͍ͯ͠Δ͜ͱɺલఏ

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Agenda • νʔϜͷഎܠ঺հ • վળͷํ๏ • εΫϥϜͷجຊ͔Βม͑ͨ෦෼ • εΫϥϜΛࣺͯΔͱ͖ͷϙΠϯτ • ޮՌ • Next Step

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Next Step(Now, Future) • ج൫νʔϜ͸2010೥Ҏ߱ɺ  ੈքͰॳΊͯʮιϑτ΢ΣΞੜ࢈ʯΛୡ੒ͨ͠νʔϜ ͱͳΔͰ͋Ζ͏ɻ • ͦͯ͜͠Ε͕ITۀքͷྺ࢙తʹେ͖ͳϒϨΠΫεϧʔ ͷҰาͱͳΔɻ • ͦΕ͸UMLͷɺΞδϟΠϧͷɺؔ਺ܕͷɺ  ͦͷ࣍ͷҰาͱͳΔɻ

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Next Step(Now, Future) • εϓϦϯτ͸ݻఆظؒΛࢭΊͨɻ  ෼୯ҐϝτϦΫεɺ׆ಈͷ࣭త෼ੳ͕౰ͨΓલͷ  νʔϜʹ͸ෆཁͳश׳ʹͳͬͨɻ • 1ͭͷEpic΍ϚΠφʔόʔδϣϯΞοϓ͸3ճͭ͘Δɻ inspired from Royce  ܁Γฦ͢౓ʹ1/4ͷ޻਺Ͱܭը͢Δɻ • ܭը͸ඵ୯Ґʹ͢Δ͜ͱͰήʔϜੑΛ͔ͨΊΔɻ

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Conclusion • εϓϦϯτɺλεΫΛܾఆ͢Δ୯Ґ΍ܻΛ1ͭখ͞ ͘͢Δ͜ͱͰڧ੍తͳมԽΛಘͨɻ • εΫϥϜͷղऍΛมԽͤ͞Δ͜ͱ(εΫϥϜͷഁ)ʹ ௅ઓ͠ɺཧ૝ʹ͖ۙͮͭͭ͋Δɻ • ΞδϟΠϧͳਓؒʹͳΔ͜ͱ͸೉͍͚͠ΕͲɺͦͷ ౒ྗΛ੯͠·ͳ͍ϝϯόʔʹ͸࠷େͷࣗ༝ͱن཯Λ ༩͑Δ͜ͱ͕ॏཁͰ͋Δɻ