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アジャイルな受託開発のみらい / Agile in Entrusted Development

アジャイルな受託開発のみらい / Agile in Entrusted Development

XP祭り 2019

Fumihiko Kinoshita

September 21, 2019
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  1. Copyright (c) 2014 Eiwa System Management, Inc. &4.ͱΞδϟΠϧͷي੻ ΍ Γ

    ͔ ͨ Ͱ ͖ ͝ ͱ wϖΞϓϩ w5%% w͔Μ͹Μ wேձ w;Γ͔͑Γ wܭըήʔϜ wϙΠϯτݟੵΓ wϓϥϯχϯάϙʔΧʔ wΞδϟΠϧαϜϥΠ wΠϯηϓγϣϯσοΩ ϢʔβʔετʔϦʔϚοϐ ϯά w10ࢧԉԾઆݕূܕ։ൃ wιʔγϟϧίʔςΟϯά w౦ژࣄ຿ॴ։ઃ w--8( wΞδϟΠϧνʔϜ wΞδϟΠϧάϧʔϓ wՁ஋૑଄ܖ໿ +BWB 91 3VCZ "HJMF4DSVN αϜϥΠ (JU)VC ೥ʙ ೥ʙ ೥ʙ w914DSVNͩͬͨ΋ͷ wडୗ։ൃͩͬͨ΋ͷ wސ٬ͱͷڥք͕ͳ͍Ұମ ͷνʔϜ wଥڠͷͳ͍ΤϯδχΞϦ ϯά wΞδϟΠϧࣄۀ෦ wίϛϡχςΟͱͷڞੜ wϛογϣϯίϚϯυ ೥ʙ ࢲͨͪͷ΍Γํ ։ൃऀۦಈͷ࣌୅ ίϛϡχςΟڞײͷ ࣌୅ ސ٬ר͖ࠐΈͷ࣌୅ ϏδωεࢀՃͷ࣌୅
  2. ,FOU#FDL +BNFT (SFOOJOH 3PCFSU$ .BSUJO .JLF#FFEMF +JN )JHITNJUI 4UFWF.FMMPS "SJFWBO

    #FOOFLVN "OESFX )VOU ,FO 4DIXBCFS "MJTUBJS $PDLCVSO 3PO+F⒎SJFT +F⒎ 4VUIFSMBOE 8BSE $VOOJOHIBN +PO,FSO %BWF 5IPNBT .BSUJO 'PXMFS #SJBO.BSJDL
  3. ,FOU#FDL +BNFT (SFOOJOH 3PCFSU$ .BSUJO .JLF#FFEMF +JN )JHITNJUI 4UFWF.FMMPS "SJFWBO

    #FOOFLVN "OESFX )VOU ,FO 4DIXBCFS "MJTUBJS $PDLCVSO 3PO+F⒎SJFT +F⒎ 4VUIFSMBOE 8BSE $VOOJOHIBN +PO,FSO %BWF 5IPNBT .BSUJO 'PXMFS #SJBO.BSJDL XP Embedded TDD XP Scrum ASD Executable UML DSDM Pragmatic Programmer Scrum Crystal XP Scrum XP FDD Pragmatic Programmer XP Testing
  4. XP Embedded TDD XP Scrum ASD Executable UML DSDM Pragmatic

    Programmer Scrum Crystal XP Scrum XP FDD Pragmatic Programmer XP Testing
  5. XP Embedded TDD XP Scrum ASD Executable UML DSDM Pragmatic

    Programmer Scrum Crystal XP Scrum XP FDD Pragmatic Programmer XP Testing Agile
  6. Ϣʔβʔاۀ 4*FS ։ൃϕϯμ ։ൃϕϯμ ։ൃϕϯμ ൃ஫ ೲ඼ ৘ใγεςϜࢠձࣾ ൃ஫ ೲ඼

    ൃ஫ ೲ඼ ൃ஫ ೲ඼ ൃ஫ ೲ඼ ιϑτ΢ΣΞ։ൃ͸ ૖େͳ఻ݴήʔϜͰ͋Δ
  7. ઐ໳ੑͷน Ϣʔβʔ ϕϯμ wۀ຿஌ࣝ wۀքಠࣗͷ঎׳ߦ wاۀจԽ w*5ʹؔ͢Δ஌ࣝ wաڈͷ։ൃܦݧɾϊ΢ϋ΢ ΞδϟΠϧ w։ൃظؒશମΛ௨ͯ͠ɺஈ֊తʹઐ໳ੑͷนΛऔΓআ͜

    ͏ͱ͢Δɻ wಈ͘ιϑτ΢ΣΞΛఆظతʹ֬ೝ͢Δ͜ͱͰϢʔβʔͱ ϕϯμͷೝࣝΛ߹ΘͤΔɻ ैདྷܕ w։ൃͷॳظஈ֊Ͱઐ໳ੑͷนΛҰؾʹյͦ͏ͱ͢Δɻ wۀ຿෼ੳ΍ཁ݅ఆٛΛ໖ີʹߦ͍ɺυΩϡϝϯτΛ௨ ͯ͡ϢʔβʔͱϕϯμͷೝࣝΛ߹ΘͤΔɻ wۀ຿ίϯαϧλϯτ͕Ϣʔβʔͱϕϯμͷڮ౉͠Λ୲͏ ͜ͱ͕͋Δɻ ۀ຿෼ੳ΍ཁ݅ఆٛΛ͔ͬ͠Γ͢Ε͹ෆ࣮֬ੑͷίʔϯ͸ ڱ͘Ͱ͖Δ ಈ͘ιϑτ΢ΣΞΛத৺ʹஔ͍ͨίϛϡχέʔγϣϯΛ௨ ͔ͯ͡͠ෆ࣮֬ੑͷίʔϯ͸ڱ͘ͳΒͳ͍
  8. Ϛωʔδϟͱސ٬ͷݖར  Ϛωʔδϟͱސ٬ʹ͸ɺܭըͷͲͷ෦෼ʹؔͯ͠΋ɺ͍ͭ·ͰʹɺԿ ͕ɺͲͷ͘Β͍ͷίετͰୡ੒Ͱ͖Δ͔Λ஌Δݖར͕͋Δɻ  Ϛωʔδϟͱސ٬ʹ͸ɺશϓϩάϥϛϯάظؒΛ௨ͯ͠ɺ࠷ߴՁ஋Λ खʹ͢Δݖར͕͋Δɻ  Ϛωʔδϟͱސ٬ʹ͸ɺࣗΒ͕ॻ͍ͨ࠶ݱՄೳͳςετΛ௨͢͜ͱ ͰɺγεςϜ͕ػೳ͢Δ͜ͱΛͪΌΜͱূ໌ͯ͠΋Β͍ɺݱߦͷγες

    Ϝͷਐḿ౓߹͍Λ஌Δݖར͕͋Δɻ  Ϛωʔδϟͱސ٬ʹ͸ɺߟ͑Λ్தͰม͑ͯػೳΛࠩ͠ସ͑ͨΓɺϓ ϥΠΦϦςΟΛมߋͨ͠Γ͢Δݖར͕͋Δɻͦͷࡍʹಛผʹଟֹͷग़අ͸ඞཁͳ ͍ɻ  Ϛωʔδϟͱސ٬ʹ͸ɺεέδϡʔϧͷมߋ͕͋ͬͨΒ࿈བྷΛड͚Δ ݖར͕͋Δɻͳ͓ɺͦͷ࿈བྷ͸ɺ࠷ॳʹܾΊͨظݶΛकΔͨΊɺͲ͏είʔϓΛݮΒ͔͢ΛܾΊΔ ͷʹख஗ΕʹͳΒͳ͍Α͏ɺे෼଎΍͔ʹߦΘΕͳ͚Ε͹ͳΒͳ͍ɻ͍ͦͯͭ͠Ͱ΋ൃ஫ΛऔΓফ͠ɺͦ ͷ࣌఺·Ͱͷ౤ࢿʹݟ͋͏ɺͪΌΜͱػೳ͢ΔγεςϜΛखʹ͢Δݖར͕͋Δɻ Šʰ91ΤΫετϦʔϜɾϓϩάϥϛϯάಋೖฤʱɺ ʰ91ΤΫετϦʔϜɾϓϩάϥϛϯά࣮ߦܭըʱ
  9. 91 Ձ஋ 4DSVN Ձ஋ج४ 5FBN(FFL ࡾຊப ༐ؾ Courage ֬໿
 Commitment

    ݠڏ Humility ίϛϡχέʔγϣϯ Communication ༐ؾ Courage ଚܟ
 Respect ϑΟʔυόοΫ Feedback ूத Focus ৴པ Trust γϯϓϦγςΟ Simplicity ެ։ 0QFOOFTT ϦεϖΫτ Respect ଚܟ Respect
  10. 91 Ձ஋ 4DSVN Ձ஋ج४ 5FBN(FFL ࡾຊப ༐ؾ Courage ֬໿
 Commitment

    ݠڏ Humility ίϛϡχέʔγϣϯ Communication ༐ؾ Courage ଚܟ
 Respect ϑΟʔυόοΫ Feedback ूத Focus ৴པ Trust γϯϓϦγςΟ Simplicity ެ։ 0QFOOFTT ϦεϖΫτ Respect ଚܟ Respect
  11. Barry W. Boehm (born 1935) is an American software engineer,

    Distinguished Professor of Computer Science, Industrial and Systems Engineering; the TRW Professor of Software Engineering; and Founding Director of the Center for Systems and Software Engineering at the University of Southern California. He is known for his many contributions to the area of software engineering. —Wikipedia
  12. ͜ͷ༗໊ͳάϥϑΛ໨ʹͨ͠ಡऀͷଟ͘͸ɺ࣮ࡍʹ͸ຊ ͷઢ͕ඳ͔Ε͍ͯΔͱ͍͏఺Λݟམͱͯ͠͠·ͬͨͷͰ͢ɻ ຊ໨ͷઢ͸ɺ༷ʑͳཁҼ͕ॏͳͬͯʮେن໛ϓϩδΣΫτͷอ कϑΣʔζͰͷޡΓͷमਖ਼͸ɺཁٻϑΣʔζͰߦΘΕΔΑΓ΋ ഒҎ্ߴՁͳ΋ͷʹͳΔʯͱ͍͏༗໊ͳલఏΛཪ෇͚Δ΋ ͷͰͨ͠ɻ ͔͠͠ɺάϥϑʹ͸ɺΑΓখن໛͔ͭɺ͞΄Ͳ֨ࣜு͍ͬͯͳ ͍ͭͷϓϩδΣΫτ͔Βͷσʔλ΋఺ઢͰඳ͔Ε͍ͯͨͷͰ ͢ɻ ڵຯਂ͍͜ͱʹɺ#PFINࢯͰ͑͞΋ʮ׬શʹཁٻΛౚ݁͢Δ͜

    ͱʹ޻਺Λׂ͘ΑΓ΋ɺ੡඼ϓϩτλΠϓͷ࠷ॳͷ։ൃΛ࢝Ί Δํ͕ɺඅ༻ରޮՌͱͯ͠༏Ε͍ͯΔ͔΋͠Εͳ͍ɺ͜͏ ͍ͬͨϓϩτλΠϓɾΞϓϩʔνʹద͍ͯ͠Δঢ়گͱͯ͠ɺมߋ ίετͷൺ཰͕ʹ૿େ͢Δখن໛ͳ֨ࣜு͍ͬͯͳ͍ϓ ϩδΣΫτɺ͓ΑͼϥϐουɾϓϩτλΠϐϯά͕Մೳͳ໰୊ྖ ҬΛڍ͛Δ͜ͱ͕Ͱ͖Δʯͱ͍ࣔࠦͯ͠ΔͷͰ͢ɻ Šʰ91ΤΫετϦʔϜɾϓϩάϥϛϯάջٙฤʱ l
  13. ϓϩμΫτΦʔφʔ ։ൃνʔϜ εΫϥϜϚελʔ εςʔΫϗϧμʔ εΫϥϜνʔϜ Ϣʔβʔ ϕϯμ " # $

    % εΫϥϜϚελʔ $` %` $`ɺ%`͸ϕϯμ͕εΫϥϜϚελʔΛग़͢
  14. େࣄʹ͍ͨ͠νʔϜͷͭͷ4 Stable Team Small Team Self-Organizing Team ! 2ʙ5ਓ !

    ࢓ࣄΛখͯ͘͞͠ड͚Δ ! ਓ਺Λ૿ݮͤ͞ͳ͍ ! ਓΛೖΕସ͑ͳ͍ ! νʔϜ͕ࡋྔΛ࣋ͪɺνʔϜͰ࢓ࣄΛऴΘΒͤΔ
  15. ސ٬ ։ൃϕϯμ wεϓϦϯτຖʹείʔϓ΍ϓϥΠΦϦςΟΛมߋͰ ͖Δ wεϓϦϯτຖʹϕϯμͷΞ΢τϓοτʹର͢Δ ϑΟʔυόοΫΛ༩͑Δ wϕϯμ͔Βͷ࣭໰ʹϦΞϧλΠϜʹճ౴͢Δ wεϓϦϯτຖʹݟੵΓΛมߋ͢Δ͜ͱ͕Ͱ͖Δ wεϓϦϯτຖʹεέδϡʔϧͷਐḿ΍ٕज़తͳϦε ΫΛใࠂ͢Δ

    wεϓϦϯτຖʹಈ࡞͢Διϑτ΢ΣΞΛఏڙ͢Δ ʢͨͩ͠ɺʮ࡞Βͳ͍ʯͱ͍͏ఏҊΛ͢Δ͜ͱ΋͋ Δʣ ΞδϟΠϧ wࣄલʹ໾ׂΛ߹ҙ͓ͯ͠ ͘͜ͱ͕େࣄɻ wͦΕҎ্ʹɺ໾ׂΛӽ͑ ͯڠྗ͢Δ͜ͱ͕େࣄɻ
  16. w ࣗ෼͸Ͳ͏΍ͬͯߩݙ͢Δͭ΋Γ͔     w ࣗ෼͸Կ͕ಘҙͳͷ͔  

      w ଞͷνʔϜϝϯόʔʹظ଴͢Δ͜ͱ͸Կ͔   w νʔϜϝϯόʔ͸ࣗ෼ʹͲΜͳ੒ՌΛظ଴ͯ͠Δͱࢥ͏͔  w ࣗ෼͕େ੾ʹࢥ͏Ձ஋͸Կ͔     υϥοΧʔ෩ΤΫααΠζ w ໊લ   
  17. ϓϩμΫτΦʔφʔ ։ൃνʔϜ εΫϥϜϚελʔ εςʔΫϗϧμʔ εΫϥϜνʔϜ Ϣʔβʔ ϕϯμ " # $

    % εΫϥϜϚελʔ $` %` $`ɺ%`͸ϕϯμ͕εΫϥϜϚελʔΛग़͢
  18. ΤΫααΠζɿ ΞδϟΠϧ։ൃʹ޲͍͍ͯΔҊ݅ wΞδϟΠϧ։ൃʹ޲͍ ͍ͯΔҊ݅ͷ৚݅Λ෇ ᝦʹॻ͖ग़͠·͠ΐ ͏ɻ wΞδϟΠϧݪଇΛࢀ ߟʹ͍ͯͩ͘͠͞ɻ w༏ઌॱҐΛ͚ͭͯͩ͘ ͍͞ɻ

    ࣌ؒɿ෼  ސ٬ຬ଍Λ࠷༏ઌ͠ɺ Ձ஋ͷ͋Διϑτ΢ΣΞΛૣ͘ܧଓతʹఏڙ͠·͢ɻ  ཁٻͷมߋ͸ͨͱ͑։ൃͷޙظͰ͋ͬͯ΋׻ܴ͠·͢ɻ มԽΛຯํʹ͚ͭΔ͜ͱʹΑͬͯɺ͓٬༷ͷڝ૪ྗΛҾ্͖͛· ͢ɻ  ಈ͘ιϑτ΢ΣΞΛɺि͔ؒΒϲ݄ͱ͍͏ Ͱ͖Δ͚ͩ୹ִ͍࣌ؒؒͰϦϦʔε͠·͢ɻ  Ϗδωεଆͷਓͱ։ൃऀ͸ɺϓϩδΣΫτΛ௨ͯ͠ ೔ʑҰॹʹಇ͔ͳ͚Ε͹ͳΓ·ͤΜɻ  ҙཉʹຬͪͨਓʑΛूΊͯϓϩδΣΫτΛߏ੒͠·͢ɻ ؀ڥͱࢧԉΛ༩͑࢓ࣄ͕ແࣄऴΘΔ·Ͱ൴ΒΛ৴པ͠·͢ɻ  ৘ใΛ఻͑Δ΋ͬͱ΋ޮ཰తͰޮՌతͳํ๏͸ ϑΣΠεɾτΡɾϑΣΠεͰ࿩Λ͢Δ͜ͱͰ͢ɻ  ಈ͘ιϑτ΢ΣΞ͕ͦ͜ਐḿͷ࠷΋ॏཁͳई౓Ͱ͢ɻ  ΞδϟΠϧŋϓϩηε͸࣋ଓՄೳͳ։ൃΛଅਐ͠·͢ɻ ҰఆͷϖʔεΛܧଓతʹҡ࣋Ͱ͖ΔΑ͏ʹ͠ͳ͚Ε͹ͳΓ·ͤΜɻ  ٕज़త୎ӽੑͱ༏Εͨઃܭʹର͢Δ ෆஅͷ஫ҙ͕ػහ͞ΛߴΊ·͢ɻ  γϯϓϧ͞ʢϜμͳ͘࡞ΕΔྔΛ࠷େݶʹ͢Δ͜ͱʣ͕ຊ࣭Ͱ͢ɻ  ࠷ྑͷΞʔΩςΫνϟɾཁٻɾઃܭ͸ɺ ࣗݾ૊৫తͳνʔϜ͔ΒੜΈग़͞Ε·͢ɻ  νʔϜ͕΋ͬͱޮ཰ΛߴΊΔ͜ͱ͕Ͱ͖Δ͔ΛఆظతʹৼΓฦΓɺ ͦΕʹج͍ͮͯࣗ෼ͨͪͷ΍ΓํΛ࠷దʹௐ੔͠·͢ɻ
  19. lΞδϟΠϧz޲͖ͷϓϩδΣΫτ ྫ ର৅ϓϩδΣΫτͷ৚݅ ΞδϟΠϧݪଇͷهࡌ  ܧଓతʹϦϦʔε͢Δ ɾগͳ͘ͱ΋ʙϲ݄ʹճ ɾϦϦʔεͯ͠ऴΘΓͰ͸ͳ͍ʢ։ൃϑΣʔζ ͱอकϑΣʔζΛ۠ผ͠ͳ͍ʣ ಈ͘ιϑτ΢ΣΞΛɺि͔ؒΒϲ݄ͱ͍

    ͏Ͱ͖Δ͚ͩ୹ִ͍࣌ؒؒͰϦϦʔε͠·͢ɻ Ձ஋ͷ͋Διϑτ΢ΣΞΛૣ͘ܧଓతʹఏڙ͠· ͢ɻ  ཁٻ͕มԽ͢Δ ɾ౰ॳͷཁٻΛ͢΂࣮ͯݱ͢ΔΘ͚Ͱ͸ͳ͍ ཁٻͷมߋ͸ͨͱ͑։ൃͷޙظͰ͋ͬͯ΋׻ܴ͠ ·͢ɻ มԽΛຯํʹ͚ͭΔ͜ͱʹΑͬͯɺ͓٬༷ͷڝ૪ ྗΛҾ্͖͛·͢ɻ  Ϣʔβʔ͕ΦʔφʔγοϓΛൃ ش͢Δ ɾؙ౤͛Ͱ͸ͳ͍ Ϗδωεଆͷਓͱ։ൃऀ͸ɺϓϩδΣΫτΛ௨͠ ͯ೔ʑҰॹʹಇ͔ͳ͚Ε͹ͳΓ·ͤΜɻ  νʔϜ͕ܧଓత͔ͭࣗݾ૊৫త ʹϓϩηεΛվળ͢Δ ɾ͜͏͢Ε͹͏·͍͘͘ͱ͍͏΍Γํ͕͋Β ͔͡Ίଘࡏ͢ΔΘ͚Ͱ͸ͳ͍ νʔϜ͕΋ͬͱޮ཰ΛߴΊΔ͜ͱ͕Ͱ͖Δ͔Λఆ ظతʹৼΓฦΓɺͦΕʹج͍ͮͯࣗ෼ͨͪͷ΍Γ ํΛ࠷దʹௐ੔͠·͢ɻ
  20. Ҿ͖ ߹͍ ώΞϦ ϯά ఏҊ ܾࡋ ड஫ ։ൃ w͢΂ͯϓϧ wϒϥϯσΟϯάͷ׆ಈ΍ࣄྫൃදʹྗΛೖΕΔ

    wӦۀ͸͍ͳ͍ w։ൃ3FBEZ͔Ͳ͏͔Λ൑அ͢Δ w։ൃ3FBEZͰͳ͚Ε͹։ൃ3FBEZʹ͢ ΔͨΊͷఏҊΛ͢Δ wఏҊՄ൱΍ϝϯόʔͷΞαΠϯϝϯ τ͸ࣄۀ෦શһͰܾΊΔ wʢΈΜͳͷӡӦձٞʣ ࣄྫɿΞδϟΠϧࣄۀ෦ͷड஫ϓϩηε
  21. ίϛϡχςΟ ࢲͨͪͷ ΍Γํ ͓٬͞· ͷՁ஋ ࢲͨͪ ͷ΍Γํʹ ม׵ ࢢ৔ ΠέͯΔ10

    ։ൃνʔϜ ͓٬͞· ΞδϟΠϧίʔν ڞײ ࣮੷ɾࣄྫ ߨԋ 044 ਓࡐ ιϑτ΢ΣΞ ཁٻ ࢧԉ ࢧԉ ޱίϛ ධ൑ ࢀՃ ϑΝϯ ౰ࣾʹൃ஫͢Δ Ӭ࿨γεςϜϚωδϝϯτ ࣮੷ɾࣄྫ