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The ScrumMaster's Guide to the Galaxy
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あそなす
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The ScrumMaster's Guide to the Galaxy
Kaigi on Rails 2021 #kaigionrails
あそなす
October 24, 2021
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Transcript
ۜՏεΫϥϜϚελʔɾΨΠυ εΫϥϜΨΠυ൛Λఴ͑ͯ
w BTPOBT ͋ͦͳ͢ʣ w 3VCZPO3BJMTྺ w εΫϥϜ͍͍͙ͩͨΒ͍ w ΫοΫύουגࣜձࣾͷํ͔Βདྷ·ͨ͠ w
࠷ۙFYDFSTJNJPΛΔ৴Λͯ͠·͢ w UXJUDIUWBTPOBT w ΫϥϒΈ͍ͨʹΒͳ͍ w ΩʔϘʔυͷԻΛ͓ಧ͚
ۜՏεΫϥϜϚελʔɾΨΠυ εΫϥϜΨΠυ൛Λఴ͑ͯ
None
None
ͦΕεΫϥϜΨΠυʹॻ͍ͯΔΑ
͜Ε͕ຊ࣭ ͜ΕΛ࣋ͪؼͬͯ͑Ε💯
εΫϥϜ
εΫϥϜʹ͍ͭͯ w 91ͱ͔ΞδϟΠϧ։ൃͱ͔ w $MFBO"HJMFΛಡΜͰ࣮ྺ࢙͍ͱ͍͏ͷΛͬͨ w Ͳ͜ΖͰͳ͔ͬͨ
"-0/(5*.&"(0*/ "40'58"3&%&7&-01.&/5 '"3'"3"8":
ׂѪ
ࠓͨͪͷ Ͱɺ͚ͨͪͩͷͰͳͯ͘ɺͨͿΜɺ͋Δ͋Δ
͋Δ
͋Δ ʮதখاۀͷํʑʹ͚ͨɺੈք࠷େڃͳϞϊϦ ε3BJMTΞϓϦέʔγϣϯäͷதʹ͋Δطଘͷػ ೳΛ͏গ͠ϥΠτʹఏڙͯ͠ࠂΛηϧ ϑϚωδϝϯτͰ͖ΔΑ͏ʹͯ͠ɺاۀͱاۀͷ ϢʔβʔͷϚονϯάΛ࠷େԽ͢ΔͨΊͷϓϥο τϑΥʔϜΛ৽ͭ͘͘͠Γ·͠ΐ͏ɻϲ݄Ͱʯ
ͳΔ΄ͲͶ🤔
͔ͤͯۦಈ ͔ͤͯɺͨͪͷνʔϜʹࡏ੶͍ͯ͠ΔιϑτΣ ΞΤϯδχΞਓͳͷͰਓºϲ݄Ͱਓ݄ʁ্ ϓϩάϥϚ ङΓग़ͤਓ݄ͩͳɺ͏ʔΜ·͊ɺ Ͱ͖ɺͦ͏ ʢ΄Μ·͔ʣ ͔ͤͯɺडୗ։ൃΆ͘ͳΓͦ͏ɻͦΕආ͚͍ͨ ͔ͤͯɺࠓͷνʔϜͰࣗͯ͠։ൃͰ͖Δʁ
͔ͤͯۦಈ ͔ͤͯɺ·ͣجຊʹཱͪฦΖ͏ɻ·ͩ߄ͯΔΑ͏ ͳ࣌ؒ͡Ό͋ͳ͍ɻ
։ൃελʔτલ w ։ൃνʔϜ w ϓϩάϥϚ͕ਓɺσΟϨΫλʔ͕ਓ w UP$͚ͷαʔϏε։ൃ͋·Γͯ͜͠ͳ͔ͬͨ෦ॺ UP#ಘҙ w
اըͨ͠ਓͱ։ൃऀͷڑԕ͍ w ͪΐͬͱडୗ։ൃͬΆ͍ײ͡ w ॳख͔Βείʔϓɺ࣭ɺίετɺೲظ͕ߥͿΔ
͏ʙΜ
ͰɺΔΜͩΑ ͩͬͯࣄͰ͠ΐ
8IFSFXFHPUMVDLZ w ࣄۀ෦͕ϦʔϯΩϟϯόεΛॻ͍͍ͯͨ w ͳͷͰকདྷ૾૾Ͱ͖Δ w ࠷ॳͷҰาʹͳΔՁΛಧ͚Δ͜ͱ͕Ͱ͖ͦ͏ w ৽نࢪࡦͱͯ͠ͷ༏ઌΛ෦Ͱߴ͘Ͱ͖ͨ
ϓϩμΫτͱͯ͠ΠέͯΔͷ͔ w ϦʔϯΩϟϯόε͕Α͔͚͍ͯ͘Δ w ՁͷݪੴΆ͍ͷ͋Γͦ͏ w ڊେͳ3BJMTΞϓϦäͳͷͰϢʔβʔͨ͘͞Μ͍Δ
ͦͷଞɺॏཁͳϙΠϯτ w ձࣾһɻͳͷͰɺ·ͣશ͏͢Δ w ૬ޓཧղͷͨΊʹาΈدΔ w ͨͩ͠ɺແཧͳ͜ͱແཧͱݴ͏࢟ w ։ൃऀͱͦΕҎ֎ͱ͍͏ߏ͔Β٫͢Δ w
େʹඳ͍͍ͯΔͷ͋Γͦ͏ w ͚ͩͲΔ͜ͱ͕ݟ͑ͳ͍
ͭ·Γ w ސ٬͕.71Λૉૣ͘৮ΕΒΕΔΑ͏ʹ͢Δ w ϏοάόϯϦϦʔεͩͱരൃԌ্ͯ͠ܗͳ͘ͳΓͦ͏ w খ͘͞܁ΓฦͤΑ͍ w Δ͜ͱϦετؔऀΛूΊ͍͍ͯײ͡ʹ͢Δ w
ຊؾߴ͘ɺνʔϜʹࡋྔ͋Δ
͋ͱΔ͚ͩ ຊͰݟͨ͜ͱ͋Δͭʹͳ͖ͬͯͨ
εΫϥϜΛಋೖ͢Δ w Δ͚ͩ w εΫϥϜΓ·ͬͯ͢ݴ͑εΫϥϜ w νʔϜϝϯόʔͷཧղ w εΫϥϜϚελʔͱͯ͠ͷৼΔ͍
εΫϥϜಋೖޙ w શવɺ͏·͘ɺ͍͔ͳ͍ w ʮΑ͘Θ͔Μͳ͍ͬ͢ʯ·͊ͦ͏ͩΑͶ w ʮܾΊࣄ͕ͳΜ͔ଟ͍ʯͦ͏͔ w ʮΔ͜ͱΓ·͠ΐ͏ʯͦΕͦ͏͕ͩਐΉ ઌ͕͋ͬͯΔ͔Λͳ
جຊʹཱͪฦΔ w εΫϥϜϚελʔɺεΫϥϜΨΠυͰఆٛ͞Ε ͨεΫϥϜΛཱ֬ͤ͞Δ͜ͱͷ݁ՌʹΛ࣋ͭɻ εΫϥϜϚελʔɺεΫϥϜνʔϜͱ৫ʹ͓͍ ͯɺεΫϥϜͷཧͱϓϥΫςΟεΛશһʹཧղ͠ ͯΒ͑ΔΑ͏ࢧԉ͢Δ͜ͱͰɺͦͷΛՌͨ ͢ɻ w IUUQTTDSVNNBTUFSKQTDSVNHVJEF
ॻ͍ͯ͋Δ Δ͚͚ͩͩͲɺ࣌͋Μ·Γࣗ৴͕ͳ͔ͬͨ
ͱ͍͑ɺϔϧϓΛٻΊΔ w LBLVUBOJ͞Μʹ%. w 3VCZ,BJHJͱ͔Ҭ3VCZձٞͰྑ͓͘Λ͢Δ͚Ͳࠓճ ʮ͓ࣄͷґཔʯ w POΛͭͭ͠ɺνʔϜͷঢ়گ͔ΒͲͷΑ͏ʹ͍͔ͯ͘͠Λ िʹ࣌ؒఔ͓ w
ષΈ͍ͨͳײ͡ͰPOΛ͢Δ w ຊ࣭ใΛࣗͷதͰཧ͢Δ
࣮ࡍʹͲ͏͔ͩͬͨ εΫϥϜΨΠυΛఴ͑ͯ
։ൃऀ w ։ൃऀ͕ඞཁͱ͢ΔಛఆͷεΩϧɺ෯͘ɺ࡞ۀͷྖҬʹΑ ͬͯҟͳΔɻͨͩ͠ɺ։ൃऀৗʹ࣍ͷ݁ՌʹΛ࣋ͭɻ w εϓϦϯτͷܭըʢεϓϦϯτόοΫϩάʣΛ࡞͢Δɻ w ͷఆٛΛ࣮ʹकΔ͜ͱʹΑΓ࣭Λ࡞ΓࠐΉɻ w εϓϦϯτΰʔϧʹ͚ͯຖܭըΛదԠͤ͞Δɻ
w ઐՈͱ͓ͯ͠ޓ͍ʹΛ࣋ͭɻ w IUUQTTDSVNNBTUFSKQTDSVNHVJEF։ൃऀ
ϓϩμΫτόοΫϩάͱ w ϓϩμΫτόοΫϩάɺൃత͔ͭॱ൪ʹฒ ΒΕͨɺϓϩμΫτͷվળʹඞཁͳͷͷҰཡͰ͋ Δɻ͜ΕɺεΫϥϜνʔϜ͕ߦ͏࡞ۀͷ།Ұͷ ใݯͰ͋Δɻ w IUUQTTDSVNNBTUFSKQTDSVNHVJEFϓϩμΫτόοΫϩά w 🤔
ϓϩμΫτόοΫϩάͱ w ༏ઌॱҐ͕ܾ·͍ͬͯͯ w ϓϩμΫτͷվળʹඞཁͳͷ͕Ұཡ͞Ε͍ͯͯ w νʔϜͷ͔͏ઌ͕Θ͔Δ
None
None
w (JU)VCͷ*TTVFʹετʔϦʔΛॻ͘ w εϓϦϯτϓϥϯχϯάͰ࣮ߦ͢Δ ετʔϦʔΛબͿ w *TTVF͔Β1JWPUBM5SBDLFSʹ4UPSZΛ ࣗಈͰ࡞͢ΔϘλϯΛઃஔ͍ͯ͠ ͍ײ͡ʹ w
ݟੵ࣮ͬͯͯ͠ϦϦʔε͞Εͯ ऴΘΕ%POF 1#-ͷϝϯςαΠΫϧ
εϓϦϯτϓϥϯχϯά w εϓϦϯτϓϥϯχϯάεϓϦϯτͷىͰ͋Γɺ͜͜Ͱ εϓϦϯτͰ࣮ߦ͢Δ࡞ۀͷܭըΛཱͯΔɻ݁Ռͱͯ͠Ͱ͖Δܭ ըɺεΫϥϜνʔϜશମͷڞಉ࡞ۀʹΑͬͯ࡞͞ΕΔɻϓϩ μΫτΦʔφʔࢀՃऀʹରͯ͠ɺ࠷ॏཁͳϓϩμΫτόοΫϩ άΞΠςϜͱɺͦΕΒͱϓϩμΫτΰʔϧͱͷؔ࿈ੑʹ͍ͭͯ͠ ߹͏४උ͕Ͱ͖͍ͯΔ͔Λ֬ೝ͢ΔɻεΫϥϜνʔϜɺΞυό ΠεΛΒ͏ͨΊʹνʔϜҎ֎ͷਓΛεϓϦϯτϓϥϯχϯάʹ টͯ͠Α͍ɻ
w IUUQTTDSVNNBTUFSKQTDSVNHVJEFεϓϦϯτϓϥϯχϯά
εϓϦϯτϓϥϯχϯά খ w ೲظͳͷͰίϛϡχέʔγϣϯΛϛεͬͯΔͱଈരൃԌ্ͳͷͰઈରΔ w ຖि࣌ؒ w िͷͲ͔͜Ͱ࣌ؒΛඞͣ֬อ w ։ൃऀҎ֎ͷؔऀશһࢀՃ
w 10ͱ։ൃऀͰผ్ɺຖिࡶஊΛ͢Δ͋Δ w Δ͜ͱ w Ͱ͖ͯΔͷͷ֬ೝ w ։ൃҎ֎ͷਐߦͷ֬ೝʢӦۀɺ13ɺࠂ੍࡞ͳͲͳͲʣ
εϓϦϯτϓϥϯχϯά େ w ຖि༵͔࣌Β࣌ w ೲظͳͷͰසൟʹ֬ೝ w Δ͜ͱ w ࠓिϦϦʔε͞Εͨಈ͘ͷΛݟΔ
w νʔϜͷ;Γ͔͑Γ Α͔ͬͨ͜ͱܧଓ͍ͨ͜͠ͱɺϞϠϞϠͨ͜͠ͱվળ͍ͨ͜͠ͱʣ w όοΫϩάΛ;Γ͔͑Δ w དྷिΔ͜ͱΛܾΊΔ w ༏ઌॱҐΛܾΊΔ w εΫϥϜΨΠυΛηΫγϣϯಡΉ
σΠϦʔεΫϥϜ w σΠϦʔεΫϥϜͷతɺܭը͞Εͨࠓޙͷ࡞ۀΛௐ͠ͳ ͕ΒɺεϓϦϯτΰʔϧʹର͢ΔਐḿΛݕࠪ͠ɺඞཁʹԠͯ͡ε ϓϦϯτόοΫϩάΛదԠͤ͞Δ͜ͱͰ͋ΔɻσΠϦʔεΫϥϜ ɺεΫϥϜνʔϜͷ։ൃऀͷͨΊͷͷΠϕϯτͰ͋Δɻ ෳࡶ͞Λݮ͢ΔͨΊʹɺεϓϦϯτظؒதຖɺಉ࣌ؒ͡ɾ ॴͰ։࠵͢ΔɻϓϩμΫτΦʔφʔ·ͨεΫϥϜϚελʔ͕ εϓϦϯτόοΫϩάͷΞΠςϜʹੵۃతʹऔΓΜͰ͍Δ߹ ɺ։ൃऀͱͯ͠ࢀՃ͢Δɻ
w IUUQTTDSVNNBTUFSKQTDSVNHVJEFϓϩμΫτόοΫϩά
σΠϦʔεΫϥϜ w ேձ w ͔࣌Βʙ w ։ൃऀ͕શһἧ͏ w εϓϦϯτόοΫϩάΛΈͯΔ͜ͱΛ֬ೝ
ॾʑ w εϓϦϯτόοΫϩάͷݕ w ݟੵΓ w ϓϩμΫτΰʔϧ w ࣭͕͋Ε2"λΠϜʹ🙏
ͰɺεΫϥϜͲ͏ͩͬͨʁ w ϓϩμΫτΛஸೡʹվળ͢Δʹʹཱͭ w ͖ͱ͔ݏ͍ͱ͔Ͱͳ͍ w Ԍ্രൃ࢛ࢄͤ͞ͳ͍ͨΊͷઆ໌͕νʔϜ֎ͷਓʹͰ͖Δ w είʔϓΛݶΓͳ͘খͨ͘͞͠ઌͷݚ͗·͞ΕͨՁ w
ແཧͳ͜ͱແཧͱ͍͏ͱͪΌΜͱඞཁͳͷ͕ἧ͏
εΫϥϜΨΠυ w εΫϥϜΛͬͨ͜ͱ͋Δ͚ͲɺεΫϥϜϚελ ʔͱͯ͠ͷৼΔ͍ॳΊͯͩͬͨɻͰɺεΫϥ ϜΨΠυʹશ෦ॻ͍ͯ͋ΔͷͰศར w εϓϦϯτΛॏͶͯɺԿಡΉͷͰཧղ͕ਂ·Δ w ΠςϨʔςΟϒͳ͕͋ͬͨ
ۜՏεΫϥϜϚελʔɾΨΠυ εΫϥϜΨΠυ൛Λఴ͑ͯ
ͦΕεΫϥϜΨΠυʹॻ͍ͯΔΑ
εΫϥϜΛ࣮ફ͢Δͱ ݴ͍༁ΛऔΓআ͔Ε͍ͯ͘
ϢχίʔϯاۀͷͻΈͭ͋ͱ͕͖ΑΓ ͭ·Γɺ݁ͱͯ͠ʮۙಓͳ͍ɻͰ Δ͔͠ʯ͋Γ·ͤΜɻॏཁͳͷʮ͋Β ΏΔʰݴ͍༁ʱΛऔΓআ͘͜ͱʯͩͱஶऀ ओு͍ͯ͠·͔͢Β
εΫϥϜΨΠυʹ શ෦ॻ͍ͯ͋Δ νʔϜɺϓϩμΫτɺͦͯ͠εΫϥϜʹ͍ͭͯͷڀۃͷٙͷ͑
ۜՏεΫϥϜϚελʔɾΨΠυ εΫϥϜΨΠυ൛Λఴ͑ͯ
None
ҎԼ2"Ͱ͏͔͠Εͳ͍ࢿྉ
εΫϥϜͷڭ w ผνʔϜ͔ΒͷʮεΫϥϜͬͯͳΜ͔͢ʯ ͍͍
࠶ݱੑ w ·ͣམͪண͍ͯ.71Ͱࢦ͢ͱ͜ΖΛݟΔʢϓϩ μΫτΰʔϧʣ w Δ͜ͱॊೈʹม͍͑ͯ͘ʢεϓϦϯτόοΫϩ άʣ w ಈ͘ͷΛϦϦʔε͠ଓ͚Δ
w ΦϑΟεͷϗϫΠτϘʔυΛઐ༗ ࣮ͯ͠ݱ w ݅ͱ͔ΩϟύγςΟͱ͔ ͍͚ͬͯͨͲɺ్த͔Β͠ͳ͘ͳ ͬͨ w ͜ͷࠒλεΫ͕ζϥͬͱฒͿ w
$07*%ͰΦϑΟεग़ࣾͲ͏͢Δ ॳظͷ1#-ͷ༷ࢠ
ϚΠϧετʔϯ w ϦϦʔε·Ͱि͔͠ͳ͔ͬͨ w िؒΛͭͷϚΠϧετʔϯ w ϚΠϧετʔϯ͝ͱʹग़དྷ্͕ΔͷΛ၆ᛌͯ֬͠ೝ w ΓिؒΛόοϑΝͱͨ͠ w
݁ՌతʹόοϑΝΛશ෦අͯ͠ϦϦʔε
ࠔͬͯͨ͜ͱ w νʔϜʹઐଐͷσβΠφʔ͕ࡏ੶͍ͯ͠ͳ͔ͬͨ w σβΠϯॆ͕ͯϦϦʔεલ·Ͱଓ͍͍ͯͨ w ্खʹΔํ๏ݟ͚ͭΒΕ͚ͨͲࠓείʔϓ֎͔ͳ w ࣭Λ٘ਜ਼ʹͯ͠͠·͏໘ w
ࣃΛ৯͍ͬͯ͠அͷࢥ͍Ͱ-(5.Ϛʔδ w ࠷ۙνʔϜͰվળ͢ΔΑ͏ʹ͍ͯ͠Δʢ͜Εࠓείʔϓ֎ʣ
ʮΔ͚ͩʯͱ͍͑ w ʮΔʯͱʮ͚ͩʯͷڑ͕Ε͍ͯΔͱେม w Δ͚ͩڑ w όʔϯͱେ͖͘ΓํΛม͑Δͱࣦഊ͢Δ w ࣦഊͯ͠ΓํΛม͑Εྑ͍ͷͰΔ͚ͩ w
ૉૣࣦ͘ഊ͢Δ