モブプログラミングという働き方 #DevLOVE

!5",",*/( Ϟϒϓϩάϥϛϯάͱ͍͏ಇ͖ํ ϞϒϓϩάϥϛϯάΛ௨ͯ͠ݟͨΞδϟΠϧͷਅ਷ 2017/06/18 DevLOVE 200 Bridge Takao Oyobe (@TAKAKING22)
Rakuten, Inc.

!5",",*/( ݩؾ ࠓ೔ͷ͓౔࢈

!5",",*/( ஫ҙࣄ߲ 0, ࣸਅࡱӨ0,Ͱ͢ γϟολʔԻʹ͝஫ҙΛ εϥΠυ͸ެ։ࡁͰ͢ ձࣾશମͷ࿩͸͠·ͤΜ ࢲୡͷ࿩Ͱ͢ʢυϯʣ ڭՊॻͷ࿩͸͠·ͤΜ ࢲୡͷ࿩Ͱ͢ʢυϯʣ
Ϟϒϓϩάϥϛϯά͸ ۜͷ஄ؙͰ͸͋Γ·ͤΜ ແԻΧϝϥΞϓϦ͕͋Δͦ͏Ͱ͢

!5",",*/( ճ͓ΊͰͱ͏͍͟͝·͢

!5",",*/( ॳΊͯͷίϛϡχςΟࢀՃˍൃද͸%FW-07&Ͱͨ͠ IUUQTXXXTMJEFTIBSFOFUEBJQSFTFOUTEFWMPWFIBOHBSGMJHIUTOPXCBSSBHF

!5",",*/( !5",",*/( ٴ෦ܟ༤ ָఱגࣜձࣾΠϯΩϡϕʔγϣϯ։ൃ෦ Ұൠࣾஂ๏ਓΞδϟΠϧνʔϜΛࢧ͑ΔձΛࢧ͑Δձ ۭલઈޙͷΞδϟΠϧϞϯελʔ ௒ઈౖ౭ͷے೑୲౰ ਪ͠ϝϯɿࢁຊ࠼

!5",",*/( ΤϯδχΞྺ೥ ΞδϟΠϧྺ೥

!5",",*/( ࢲͷΞϓϩʔνํ๏ ΤϯδχΞͷཱ৔Ͱ lϓϩμΫτͷ੒ޭͷͨΊz νʔϜͱҰॹʹվળ׆ಈΛͯ͠Ұॹʹ੒௕͢Δ CZ64"SNZ$PSQTPG&OHJOFFST IUUQTHPPHM38+QK

!5",",*/( Α͘΍Δ͜ͱ ✓ ;Γ͔͑Γ ✓ 4DSVN ✓ 91 ✓ %FW0QT
✓ ૊৫վળʢະདྷձٞʣ

!5",",*/( େ੾ͩͱࢥ͏͜ͱ 8IZ 8IBU )PX 4501 $0/5*/6& )PXͷલʹ 8IZͱ8IBUΛߟ͑Δ
਎ͷৎʹ߹Θͤͨ վળΛண࣮ʹ౿Ή ΍ΊΔ͜ͱɾଓ͚Δ͜ͱ Λৗʹҙࣝ͢Δ νʔϜશһͰ νʔϜͷͨΊʹߟ͑ͯ νʔϜͷखʹΑͬͯਐΊΔ

!5",",*/( IUUQTTQFBLFSEFDLDPNUBLBLJOH IUUQTXXXTMJEFTIBSFOFU5BLBP0ZPCFQSFTFOUBUJPOT

!5",",*/( ෳ਺ͷݱ৔Ͱ܁Γฦ͠࠶ݱ͖ͯͯ͠ ͜Ε͔Β΋ͨͿΜͰ͖ΔͰ͋Ζ͏ࣗ৴͸͋Δ ݱঢ়Λ஌Γɺ ໰୊Λચ͍ग़͢ ༏ઌॱҐΛ͚ͭΔ ࣮ͭͣͭ֬ʹ ໰୊ղܾΛ͢Δ νʔϜͷ੒௕ͱ Ϗδωε΁ͷߩݙ

!5",",*/( ΤϯδχΞϦϯά νʔϜ Ϗδωε ϓϩμΫτ։ൃʹ͓͚Δཁૉ

!5",",*/( ΤϯδχΞϦϯά νʔϜ Ϗδωε ϓϩμΫτ։ൃʹ͓͚Δཁૉ ͜ͷ͋ͨΓ͔Βೖͬͯ

!5",",*/( ΤϯδχΞϦϯά νʔϜ Ϗδωε ϓϩμΫτ։ൃʹ͓͚Δཁૉ গͣͭ͠޿͍͛ͯ͘ Πϝʔδ

!5",",*/( ͕͔͔ͦͦ࣌ؒ͜͜Δ͠ɺ ຊ౰ͷಆ͍͸ͦͷઌʹ͋Δ 1IPUPCZ4QFODFS)BSSJT IUUQTHPPHMJ)C3O

!5",",*/( IUUQRJJUBDPN5",",*/(JUFNTFEGCFBCBE

!5",",*/( ࠓ೔ͷ͓࿩ ΞδϟΠϧ։ൃΛ௨ͯ͡ ݱ৔ͷ໰୊ղܾͱ޲͖߹͍ଓ͚͖ͯͨࢲ͕ɺ Ϟϒϓϩάϥϛϯάͱ͍͏ಇ͖ํΛ ͸͡ΊͯΈͯಘΒΕֶͨͼ΍ؾ෇͖ͱɺ ͦͷதͰݟͨΞδϟΠϧͷਅ਷ʹ͍͓ͭͯ࿩͠·͢ɻ

!5",",*/( Ϟϒϓϩάϥϛϯάͱ͸ ✓ νʔϜશһ͕Օॴʹू·ͬͯɺ  ͭͷը໘ɾͭͷ1$Ͱ࡞ۀΛߦ͏͜ͱ ✓ ೥ࠒʹ)VOUFS͕ࣾऔΓ૊Έ࢝Ίͨ ✓ "HJMFͰ8PPEZ;VJMM͕঺հͨ͠ ✓
೥݄ʹ͸ॳΊͯͷ.PC1SPHSBNNJOH $POGFSFODF͕։࠵͞Εͨ

!5",",*/( IUUQTXXXZPVUVCFDPNXBUDI WQ@QWTM4H&*

!5",",*/( )VOUFSࣾͷϞϒϓϩάϥϛϯά ✓ ͭͷ෦ॺʢ໿ਓʣ͕ಋೖΛ͍ͯ͠Δ ✓ ͭͷϞϒʹ෇͖ʙਓ͕ଟ͍ ✓ ৗʹϞϒϓϩάϥϛϯάΛ͍ͯ͠Δ ✓ Ϟϒ΁ͷग़ೖΓ͸ࣗ༝
✓ ߩݙͰ͖ͳ͔ͬͨΒྡͷϞϒʹҠಈͯ͠΋Α͍

!5",",*/( )VOUFSࣾͷ൴Β͸ɺ ϓϥΫςΟεͱͯ͠Ͱ͸ͳ͘ ಇ͖ํͱͯ͠Ϟϒϓϩάϥϛϯά Λ΍͍ͬͯΔײ͡ )VOUFSࣾΛ๚໰ͨ͠઒ޱ͞Μᐌ͘

!5",",*/( ॳΊͯͷϞϒϓϩάϥϛϯά

!5",",*/( :΍ͬͨ͜ͱ ✓ (8୩ؒͷ೔ؒͰ͓ࢼ͠Ϟϒϓϩάϥϛϯά ✓ ̐ਓνʔϜ ✓ ৽نࣄۀ্ཱͪ͛ͷͨΊͷ10$ ✓
ٕज़ݕূΛ݉ͶͯϑΝʔετϓϩτλΠϓΛ࡞੒ ˎ10$1SPPG0G$PODFQUʢ֓೦࣮ূʣ

!5",",*/(

!5",",*/( σΟεϓϨΠ 1$

!5",",*/( υϥΠόʔ φϏήʔλʔ φϏήʔλʔ φϏήʔλʔ φϏήʔλʔ (6&45

!5",",*/( ϓϩςΠϯ ).#

!5",",*/( ૝ఆΑΓ΋͏·͍ͬͨ͘ͷͰʜ ✓ ೔ؒͯ͠࠷ऴ೔ʹϏδωεϝϯόʔ޲͚ʹ  σϞΛ൸࿐ͨ͠ ✓ σϞ൸࿐·Ͱʹࣾ಺ʹ͍Δ૝ఆϢʔβʔʹ  ෳ਺ճϑΟʔυόοΫΛ΋Βͬͯଈ࣌൓ө

!5",",*/( 8Θ͔ͬͨ͜ͱɾͰ͖ͨ͜ͱ ✓ ϋϚͬͨΓ͠ͳ͕Β΋࣮֬ͳखԠ͑ΛಘΒΕͨ ✓ ೔ؒͰϑΟʔυόοΫϧʔϓΛ਺ճճͤΒΕͨ ✓ ૝ఆϢʔβʔɾϏδωεϝϯόʔΛεϐʔυײͰ  ڻ͔ͤΔ͜ͱ͕Ͱ͖ͨ Ϟϒϓϩάϥϛϯά͸ୡ੒ײ͕͋ͬͯർΕΔ͚Ͳָ͍͠

!5",",*/( 5࣍ʹ΍Δ͜ͱ ✓ ಇ͖ํͱͯ͠ͷϞϒϓϩάϥϛϯάΛଓ͚ͯΈΔ

!5",",*/( ࢲͨͪͷϞϒϓϩάϥϛϯά  ʲܧଓதʳ

!5",",*/( ࢲͨͪͷϞϒϓϩάϥϛϯά ✓ ৗʹϞϒϓϩάϥϛϯά ✓ Ϟϒ΁ͷग़ೖΓ͸ࣗ༝ ✓ ϧʔϧ͸ࡉ͔ܾ͘Ίͣʹ΍Γͳ͕Βม͍͑ͯ͘ ✓ ϦʔϯελʔτΞοϓ
✓ ։ൃ΋Ӧۀ΋ͳΜͰ΋ϞϒͰߦ͏ ಇ͖ํͱͯ͠ͷϞϒϓϩάϥϛϯάΛऔΓೖΕΔ

!5",",*/( ݸਓͷ׆ಈ࣌ؒ લ೔;Γ͔͑Γˍࠓ೔΍Δ͜ͱ Ϟϒϓϩάϥϛϯά ன৯ Ϟϒϓϩάϥϛϯά Ϟϒ;Γ͔͑Γ Ұ೔ͷྲྀΕ

!5",",*/( ϞϒϓϩάϥϛϯάΛϲ݄ܦͬͨͷͰৼΓฦͬͯΈͨ

!5",",*/( ੜ࢈ੑɾεϐʔυ ৺ཧత҆શੑ ϓϩμΫτ։ൃ ϊ΢ϋ΢ɾεΩϧ఻ൖ

!5",",*/( ✓ ૝ఆϢʔβʔɾϏδωεϝϯόʔʹ  εϐʔυͰڻ͖Λ༩͑ΒΕͨ ✓ ٕज़తʹϋϚΔ͕࣌ؒ࠷খݶʹͳΔ ✓ ޙ௥͍ίϛϡχέʔγϣϯ͕ෆཁʹͳΔ ✓ ಇ͘͜ͱʹूதͰ͖Δ
ੜ࢈ੑɾ։ൃεϐʔυ

!5",",*/( ✓ ேྱ ✓ υΩϡϝϯτ ✓ ϨϏϡʔ ✓ (JU'MPX ✓
Χϯόϯ ✓ εϓϦϯτϓϥϯχϯά ✓ εϓϦϯτόοΫϩά ✓ ݟੵ΋Γ ϞϒΛ࢝Ίͯͳ͘ͳͬͨ΋ͷ ˰࡞ۀใࠂ͸ෆཁ ˰ඞཁ࠷௿ݶͷΈ ˰ෆཁ ˰࡞ۀϒϥϯν͸ෆཁ ˰ΧονϦͨ͠΋ͷ͸ෆཁ ˰ࠓͷϑΣʔζͰ͸ෆཁ ˰ࠓͷϑΣʔζͰ͸ෆཁ ˰ࠓͷϑΣʔζͰ͸ෆཁ

!5",",*/( ෼୲࡞ۀͷ৔߹ ࡞ۀͷ಺༰Λਂ۷Γͯ͠ΈΔͱʜ ෼୲ͨ͠࡞ۀͷಉظ΍ ෼୲͢ΔͨΊͷίϛϡχέʔγϣϯ ͷ͕࣌ؒҙ֎ͱଟ͍ FY ✓ ϨϏϡʔ ✓
ೝࣝ߹Θͤ ✓ ใࠂձ ✓ ேྱ

!5",",*/( ෼୲࡞ۀͷ৔߹ ࡞ۀͷ಺༰Λਂ۷Γͯ͠ΈΔͱʜ ΋ͪΖΜϛείϛϡχέʔγϣϯʹ Αͬͯख໭ΓΛ͢ΔՄೳੑ΋͋Δ

!5",",*/( Ϟϒͷ৔߹ ࡞ۀͷ಺༰Λਂ۷Γͯ͠ΈΔͱʜ ✓ ෼୲͢ΔͨΊͷίϛϡχέʔγϣϯ͸ඞཁͳ͍ ✓ νʔϜ಺ͷϛείϛϡχέʔγϣϯʹΑΔ  ख໭Γ΋جຊతʹ͸ͳ͍

!5",",*/( Ϟϒͷ৔߹ ࡞ۀͷ಺༰Λਂ۷Γͯ͠ΈΔͱʜ ʮ΍ͬͯͳ͍ʯͰ͸ͳͯ͘ৗʹʮ΍͍ͬͯΔʯঢ়ଶ ;Γ͔͑ΓɺϨϏϡʔɺઃܭɺೝࣝ߹Θͤɺݟੵ΋Γɺܭըʜ

!5",",*/( ✓ ͓ޓ͍ͷಘҙ෼໺Λิ׬͠߹͑Δ ✓ Θ͔Βͳ͍͜ͱΛڭ͑߹͑Δ ✓ ॻ͖ํ΍ਐΊํʹର͢Δߟ͑ํ΍૝͍Λ  ৗʹ͢Γ߹ΘͤΔ͜ͱ͕Ͱ͖Δ ✓ શһͰμϝͳΒ͠ΐ͏͕ͳ͍ͱࢥ͑Δ
✓ ୡ੒ײΛڞ༗Ͱ͖Δ ৺ཧత҆શੑ

!5",",*/( ʮ΍ͬͨʔʂʂʯΛڞ༗Ͱ͖Δ

!5",",*/( ✓ ৗʹશһ͕஌͍ͬͯΔঢ়ଶΛ࡞ΕΔ ✓ ݁Ռ͚ͩ͡Όͳ͘աఔɾܦҢ͕Θ͔Δ ✓ ํ਑Λৗʹ͢Γ߹ΘͤΒΕΔ ϊ΢ϋ΢ɾεΩϧ఻ൖ

!5",",*/( νʔϜͷ஌ࣝൣғͱͯ͠ͷϕετ #͞Μ $͞Μ "͞Μ

!5",",*/( νʔϜͷ஌ࣝൣғͱͯ͠ͷϕετ #͞Μ $͞Μ "͞Μ ෼୲࡞ۀͷ৔߹ "͞Μͷ஌ࣝൣғ ͳͷͰରԠՄೳ "͞Μͷ஌ࣝൣғ֎Ͱɺ  #͞ΜʹϨϏϡʔͯ͠
΋Βͬͨ৔߹ͷΈ ϑΥϩʔՄೳ "͞Μͷ஌ࣝൣғ֎Ͱɺ $͞ΜʹϨϏϡʔͯ͠ ΋Βͬͨ৔߹ͷΈ ϑΥϩʔՄೳ

!5",",*/( νʔϜͷ஌ࣝൣғͱͯ͠ͷϕετ #͞Μ $͞Μ "͞Μ Ϟϒͷ৔߹ ରԠՄೳ

!5",",*/( ✓ ৗʹνʔϜʹର࿩͕ੜ·Ε͍ͯΔ ✓ ಈ͘ϓϩμΫτ͕νʔϜͷத৺ʹ͋Δ ✓ िϖʔεͰސ٬ʹ௚઀ձ͍͑ͯΔ ✓ ܭը͸ৗʹมԽ͍ͯ͠Δ ϓϩμΫτ։ൃ

!5",",*/( ͦ΋ͦ΋ৗʹର࿩Λ͠ͳ͍ͱ࢓ࣄ͕ਐ·ͳ͍

!5",",*/( ಈ͘ϓϩμΫτ ϝλϑΝͱͯ͠ಈ͘ϓϩμΫτ͕ৗʹνʔϜͷத৺ʹ͋Δ

!5",",*/( ✓ ৗʹνʔϜʹର࿩͕ੜ·Ε͍ͯΔ ✓ ಈ͘ϓϩμΫτ͕νʔϜͷத৺ʹ͋Δ ✓ िϖʔεͰސ٬ʹ௚઀ձ͍͑ͯΔ ✓ ܭը͸ৗʹมԽ͍ͯ͠Δ ϓϩμΫτ։ൃ
͜Εͬͯɾɾɾʂʁ

!5",",*/( IUUQBHJMFNBOJGFTUPPSHJTPKBNBOJGFTUPIUNM

!5",",*/( ࠓ೔͸ࣄྫͷ࿩Λத৺ʹͨ͠ͷͰ Ϟϒϓϩάϥϛϯάͷίπ΍)PXUPͷ࿩Λ͍ͯ͠·ͤΜ

!5",",*/( ࢲୡͱҰॹʹಇ͖·ͤΜ͔ʁ Ϟϒ͠ ✓ ϞϒݟֶˍମݧπΞʔ ✓ Ϟϒϓϩάϥϛϯάษڧձ $POUBDUNF!5",",*/(

!5",",*/( ·ͱΊ

!5",",*/( IUUQTTQFBLFSEFDLDPNUBLBLJOH IUUQTXXXTMJEFTIBSFOFU5BLBP0ZPCFQSFTFOUBUJPOT ࠷ऴతʹʮ΋ͬͱҰॹʹಇ͚͹͍͍ʯ ͱ͍͏݁࿦ʹͳΔ͜ͱ͕ଟ͍

!5",",*/( ✓ ͳͥ࢓ࣄΛ෼୲͢Δඞཁ͕͋Δͷ͔ ✓ Ұॹʹ΍ΔΑΓ΋࢓ࣄΛ෼୲͢Δํ͕ޮ཰తͳͷ͔ ✓ ͳͥόʔδϣϯ؅ཧ͕ඞཁͳͷ͔ ઌೖ؍ʹͱΒΘΕ͍ͯͳ͔͔ͬͨʁ

!5",",*/( ιϑτ΢ΣΞ։ൃ্ͷ໰୊ͷଟ͘͸ɺ ٕज़తͱ͍͏ΑΓࣾձֶతͳ΋ͷͰ͋Δ τϜɾσϚϧίςΟϞγʔɾϦελʔʢϐʔϓϧ΢ΣΞʣ

!5",",*/( ෼୲͢Δ͜ͱΛલఏʹɺ ͦͷͨΊͷίϛϡχέʔγϣϯΛ ͏·͘΍Ζ͏ͱ͍͗ͯ͢͠ͳ͔ͬͨͩΖ͏͔

!5",",*/( %FW -07&

!5",",*/( ϓϩμΫτ͕ಈ͍ͨ࣌ɺ ϓϩμΫτΛ࢖͓ͬͨ٬͞Μ͕تΜͰ͘Εͨ࣌ɺ ஥ؒͱҰॹʹʮ΍ͬͨʔʂʂʯͱݴ͍ͬͯ·͔͢ʁ

!5",",*/( IUUQBHJMFNBOJGFTUPPSHJTPKBNBOJGFTUPIUNM ΞδϟΠϧͷਅ਷͸ͦ͜ʹ͋ΔΜ͡Όͳ͍͔ͳʁ

!5",",*/( ࢥ͍ग़ͤͯ͘͞Εͨͷ͕Ϟϒϓϩάϥϛϯάͩͬͨ

!5",",*/( ୭΋͕͜ͷಇ͖ํΛؾʹೖΔΘ͚Ͱ͸ͳ͍ ஫ҙ

!5",",*/( 1IPUPCZ5IF64"SNZ IUUQTHPPHM:F7VX ೃΕ߹͍Ͱ͸ͳܹࢗ͘͠߹͑Δ ᪳᪯͏͜ͱͳ͘ڞʹӽڥͰ͖Δ ઓ༑

!5",",*/( ͦ͏͍͏ਓୡͱࢲ͸ҰॹʹϞϒ͍ͨ͠ ͸ͨΒ͖

!5",",*/( %FW -07&Ͱ͔͢ʁ ͸ !5",",*/(

モブプログラミングという働き方 #DevLOVE

モブプログラミングという働き方 #DevLOVE

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