狙いはボトルネックだ！小さい課題には目もくれるな〜アプリ版〜 / Scrum Fest Mikawa 2021

Scrum Fest Mikawa 2021（https://confengine.com/conferences/scrum-fest-mikawa-2021/schedule/rich#session-29357-info）における高橋の発表資料です

Transcript

1. ૂ͍͸ϘτϧωοΫͩʂ
   খ͍͞՝୊ʹ͸໨΋͘ΕΔͳ
   ʙλ΢ϯϫʔΫ"11νʔϜͷվળͷي੻ʙ 4DSVN
   'FTU
   .JLBXB
   
2. ͜Μʹͪ͸ʂ
3. ߴڮཅଠ࿠ !1PPI4VOOZ
   ʢגʣϦΫϧʔτ
   ϓϩμΫτ౷ׅຊ෦
   ϓϩ μΫτ։ൃ౷ׅࣨ
   ϓϩμΫτσΟϕϩοϓϝ ϯτࣨ
   ̧̝ྖҬϓϩμΫτσΟϕϩοϓϝϯ τϢχ
   ̧̝ྖҬΤϯδχΞϦϯά෦
   ̧̝ϓ ϩμΫτ։ൃ̎άϧʔϓ݉)3ΞʔΩςΫτ άϧʔϓ
   άϧʔϓϚωʔδϟʔ
4. Θ͍Θ͍΍Γ·͠ΐʂ %JTDPSEνϥݟͯ͠ΔͷͰɺ
   ࣭໰౳͋Ε͹Ͳ͠Ͳ͓͠ئ͍͠·ʔ͢ʂ
5. ։ൃݱ৔ͷ՝୊ɺ͍ͬͺ͍͋Γ·͢ΑͶʁ Ҋ݅ͷ༏ઌ౓͕ෆ໌֬ όάରԠʹΑΔࠩ͠ࠐΈ࡞ۀͷൃੜ ςετͷඞཁे෼ੑ ௠෗Խ͠ܗ֚Խͨ͠υΩϡϝϯτ είʔϓΛՔಈͰΧόʔ͢Δ Ҿ͖ܧ͗΍࿈ܞͷൈ͚࿙Ε ӨڹൣғͷಡΊͳ͍ϓϩάϥϜ ϑϥδϟΠϧͳςετ ೲظͱमਖ਼඼࣭ͷτϨʔυΦϑߟྀ ٕज़తෛ࠴ αΠτύϑΥʔϚϯε஗Ԇ ։ൃʹඞཁͱͳΔ๲େͳ஌ࣝɺͦͯͦ͠ͷෆ଍ ϦϦʔε͸͕ͨ͠ར༻͞Ε͍ͯͳ͍ػೳ IUUQTXXXqJDLSDPNQIPUPT!/JOQIPUPMJTU6N18CBZ&(D/JCF#%#&CG3T[CF"-ZHJERHJE2HJEZNK&;%+OW5FCLNGIB8U)2LH1$K/HFI)%B D#+$7/K92:(&L)ZONN$WE&KYLNCF$P1IY1U[J25CE[%CN;3"-&$2$4JG:ZOG:ZJBBCTZJKP(%RPDF#(6%2W$1/+F[,[FH;REEL7/6HT+$L:F,L.[W%/#PW",2TF RVFC,NPKCRQH";Q16%CH16%C1)N4+YRQH
6. ͲΕ͔Βղܾ͢΂͖ͳͷ͔೰Έ·ͤΜ͔ʁ IUUQTXXXqJDLSDPNQIPUPTBOFNPOFQSPKFDUPSTJOQIPUPMJTUBV24:[C-4BK/ZLD;JTLNG8[53)'$)U-8;[YI$3N".(BV9S1"FKTUSRZ(5WPP(:8 N;XG.#9"ON6(F,462ZG,+DLXGV.NO'WF:EG-DSTB)OP.$2,ZS2'I3I$6ES/U+FCJSUPIP:3#C:[F2IJ/&YBT/O1H$2K&(&G[L)OY/'O'Y,C$GU:42:LC )HQ"GIDWB2NFK-61K"%#.%1%,+42UT[$'+:XB%F"99YVNO:K1&XW92NV):NC&(OU
7. ͜ͷηογϣϯͰ͸
   զʑ͕Ͳ͏՝୊ΛબΜͰɺ
   վળ͍ͯͬͨ͠ͷ͔Λ͓఻͍͖͑ͯ͠·͢ɻ
8. ࠓ೔ͷείʔϓʹ͍ͭͯ
9. ࠓ೔ͷ͓࿩ͷର৅͸ωΠςΟϒΞϓϦνʔϜ λ΢ϯϫʔΫΤϯδχΞνʔϜ 8&#νʔϜ ωΠςΟϒΞϓϦνʔϜ
   ʢࠓ೔ͷ͓࿩͢ΔνʔϜʣ IUUQTTQFBLFSEFDLDPN SFDSVJUFOHJOFFSTYQKVH J04νʔϜ "OESPJE νʔϜ 2"νʔϜ
10. ͜Ε·ͰͷऔΓ૊ΈͷʮԿΛҙਤͯ͠΍͍ͬͯΔ͔ʯͷ࿩ खಈςετͷվળ &&ςετࣗಈԽ ΫϥογϡϨʔτվળ શମϓϩηεͷϞχλϦϯά 4XJGUԽ ΦϑγϣΞ
    ϋΠϒϦουνʔϜԽ νʔϜ
    ମ੍มߋ ٕज़త ϓϩηεɾମ੍త IUUQTTQFBLFSEFDLDPNSUFDILPVIPVLPLPTIVOJBO KJBOGBMTFUBVOXBLVJPTBQVSJGBMTFFO[JOJBGBMTFUJZBSFO[J IUUQTXXXTMJEFTIBSFOFU"UBSV0TBLBJPTED KBQBO "#ςετϞ χλϦϯά ը໘ϦϑΝ ΫλϦϯά ࣌ؒ࣠ XIZ XIZ XIZ XIZ XIZ XIZ
11. ΑΖ͘͠
    ͓ئ͍͠·͢ʂ
12. զʑ͸ͳͥ͜͜ʹ͍Δͷ͔ IUUQTXXXqJDLSDPNQIPUPTXFMJLFTIBSJOHJOQIPUPMJTUL4I2XZB$9F&QSKXK(EU)%I(N$-G.&&('8XS8E'SCZ((EU.KZT'N(3'SO&S3XIGO(EU'DZ'SOQ)HR+5)EPOT(p%BU6p%CSIF;Q3YE"%. )EO1T&J$[HP,+K)HJKLW(N79#JJYV(L5H-(3I+&(3B:R(N)HW1C6,(3C8X41FFJI1FF6)3[$COX&"4:J"&:#NH/H)ES(UXE%(&+U)EVFZ1FFDX)BOB57)HJ-QBX'TW%UZX:E)H4(L1)"N )EPE48(L2CT:
13. IUUQTTQFBLFSEFDLDPNSFDSVJUFOHJOFFSTCVTJOFTTWBMVFBOEFOHJOFFSJOH TMJEF Ϗδωεߏ଄ͷཧղ͔Β࢝ΊΔ
14. IUUQTTQFBLFSEFDLDPNSFDSVJUFOHJOFFSTCVTJOFTTWBMVFBOEFOHJOFFSJOH TMJEF զʑͷνʔϜʹٻΊΒΕ͍ͯΔ΋ͷ
15. 6*69ͷվળͱ͍͏จ຺Ͱ͸ IUUQTXXXBNB[PODPKQEQ#;517;( ɾ.JDSPTPGUͰςετ͞ΕͨΞΠσΞͷ͏ͪɺվળΛࣔ͢ϝτϦΫεΛ࣮ࡍʹվળ Ͱ͖ͨͷ͸෼ͷʹա͗ͳ͍
    ɾ#JOH΍(PPHMFͷΑ͏ͳ਺ଟ͘ͷ࣮ݧʹΑΓ࠷దԽ͞ΕͨྖҬͰ͸ɺ੒ޭΛݟͭ ͚Δͷ͸͞Βʹ೉͘͠ɺΞΠσΞͷ੒ޭ཰͸໿ʙͰ͋Δ
    ɾʮ΋͋͠ͳ͕࣮ͨݧओಋͷνʔϜʹ͍ΔͳΒɺͷ࢓ࣄ͕ࣺͯΒΕΔ͜ͱʹ׳ Ε͍ͯͩ͘͞ɻͦΕʹԠͯ͡ϓϩηεΛߏங͠·͠ΐ͏ʯ ͍͔ʹʮࢼߦճ਺Λ૿΍͔͢ʯ
    ʮૣ͘ࣄ࣮ʢֶͼʣΛݕग़͢Δ͔ʯ͕
    ϙΠϯτ
16. ɾਖ਼͍͠༏ઌॱংʹج͖ͮɺҊ͕݅ྲྀΕ͍ͯΔ͜ͱ
    ɾ଺Γͳ͘Ҋ͕݅ྲྀΕ͍ͯΔ͜ͱ
    ɹɾϘτϧωοΫ͕ՄࢹԽग़དྷ͍ͯΔ͜ͱ
    ɹɾ֤ʑͷεϧʔϓοτʹόϥπΩ͕ͳ͍͜ͱ
    ɹɾલ޻ఔ͔ΒҊ͕݅ྲྀΕͯ͘ΔϖʔεʹόϥπΩ͕ͳ͍͜ͱ εϧʔϓοτͷ࠷େԽ ࠷దԽ ͷՄࢹԽΰʔϧΠϝʔδ %FWFMPQNFOU 1MBOOJOH %FTJHO .FBTVSF 1I 1I 3FBEZձ 4QSJOU %FTJHO "#
    5FTUJOH ޻ఔผ
    ଺ཹ਺
    ࡏݿ਺ εϧʔϓοτͷ࠷େԽ ࠷దԽ ͷՄࢹԽΰʔϧΠϝʔδ ޻ఔผ
    εϧʔ
    ϓοτ ݸि ݸि ݸि ݸि ݸि ݸि શମ
    εϧʔ
    ϓοτ ݸि Ҋ݅͋ͨΓͷىҊ͔ΒԠืΛಘΔ·ͰͷϦʔυλΠϜ 99೔ શମ
    -5 3FBEZঢ়ଶͷࡏݿΛ࡞Δ
    εϧʔϓοτ ࡏݿΛग़ՙ͢Δ
    εϧʔϓοτ ࡏ
    ݿ
    ྔ
    ਪ
    Ҡ 
       ࢼߦճ਺Λ૿΍ͨ͢Ίʹɺ։ൃҊ݅ͷྲྀΕΔϖʔεʹ஫໨͢Δ IUUQTTQFBLFSEFDLDPNSFDSVJUFOHJOFFSTUQTJOUSPEVDUJPO IUUQTTQFBLFSEFDLDPNSFDSVJUFOHJOFFSTCVTJOFTTWBMVFBOEFOHJOFFSJOH IUUQTTQFBLFSEFDLDPNSFDSVJUFOHJOFFSTUPDJOUSPEVDUJPO
17. IUUQTTQFBLFSEFDLDPNSFDSVJUFOHJOFFSTUPDJOUSPEVDUJPO ੍໿ʢϘτϧωοΫʣʹ஫໨ͯ͠ɺ՝୊Λ୳͢
18. IUUQTTQFBLFSEFDLDPNSFDSVJUFOHJOFFSTUPDJOUSPEVDUJPO ͜ΕΒͷ՝୊ʹϑΥʔΧε͢ΔͨΊɺΧϯόϯํࣜతͳ։ൃελΠϧʹมߋ ΧϯόϯͰͷݟ͑ ΔԽΛૂ͏
19. ྦྷੵϑϩʔਤͱ͍͏࢓૊ΈͰϞχλϦϯά͢Δͱɺ։ൃ͍͕ͨ͠Ͱ͖͍ͯͳ͍ঢ়گ͕ݟ͑ͯ͘Δ 
      
20. ։ൃͷதͰԿ͕ى͖͍ͯΔΜͩΖ͏ʁ޻ఔΛݟʹߦ͘ ࢓༷֬ఆ ઃܭ ࣮૷ ςετ ɾόάʢ໰୊΍τϥϒϧʣʹΑΔख໭Γ
    ɾςετʹଟ͘ͷ࣌ؒΛऔΒΕΔ
    2"νʔϜ͕ʮ๩͍͠ʯ ։ൃʹணखͰ͖ͳ͍Ҋ݅ͷࡏݿ ͕ཷ·Δ ్தͷόάϑΟοΫε౳ͷࠩ͠ࠐΈ
21. ςετ޻ఔͷͱ͜Ζ͕Ұ൪ॿ͚͕ඞཁͦ͏ ࢓༷֬ఆ ઃܭ ࣮૷ ςετ ɾόάʢ໰୊΍τϥϒϧʣʹΑΔख໭Γ
    ɾςετʹଟ͘ͷ࣌ؒΛऔΒΕΔ
    2"νʔϜ͕ʮ๩͍͠ʯ ։ൃʹணखͰ͖ͳ͍Ҋ݅ͷࡏݿ ͕ཷ·Δ ్தͷόάϑΟοΫε౳ͷࠩ͠ࠐΈ
22. IUUQTGPSUFFKQJPTEDKBQBOQSPQPTBMFBDDBBFCD ͳ͔ͥΛਂ۷Γ͢Δͱɺ஍ࠈͷεύΠϥϧ͕ճ͍ͬͯΔ͜ͱʹؾͮ͘
23. IUUQTGPSUFFKQJPTEDKBQBOQSPQPTBMFBDDBBFCD εύΠϥϧΛஅͪ੾ΔͨΊʹɺ࠷খݶͷ౒ྗͰʮΏͱΓʯΛ࡞Γʹߦ͘ ·ͣ͜ͷ෦෼Λ
    அͪ੾Γʹ͍͘
24. λ΢ϯϫʔΫΤϯδχΞνʔϜ 8&#νʔϜ ωΠςΟϒΞϓϦνʔϜ
    ʢࠓ೔ͷ͓࿩͢ΔνʔϜʣ IUUQTTQFBLFSEFDLDPN SFDSVJUFOHJOFFSTYQKVH J04νʔϜ "OESPJE νʔϜ 2"νʔϜ ࠷ॳͷΏͱΓ͸νʔϜ֎͔Βʢແཧ΍Γʣ࡞Γग़͢ ԣஅΞʔΩςΫ νϟʔνʔϜ ࠷ॳͷΏͱΓ֬อ
25. Ͳ͏΍Δ͔ʁզʑͷίϯςΩετΛݟ௚͢ IUUQTTQFBLFSEFDLDPNSUFDILPVIPVLPLPTIVOJBOKJBOGBMTFUBVOXBLVJPTBQVSJGBMTFFO[JOJBGBMTFUJZBSFO[J TMJEF ຊདྷతʹ͸Ϣχοτ ϨϕϧͷςετΛख ಈͰςετͤ͟ΔΛ ಘͳ͍ঢ়ଶ ϋοϐʔύεͷςετ ΋ॏෳͯ͠ߦͳ͍ͬͯ Δঢ়ଶ
26. खಈςετΛָʹ͢ΔͨΊͷσόοάϞʔυ։ൃ IUUQTTQFBLFSEFDLDPNSUFDILPVIPVLPLPTIVOJBOKJBOGBMTFUBVOXBLVJPTBQVSJGBMTFFO[JOJBGBMTFUJZBSFO[J
27. खಈςετͰΏͱΓΛ࡞Γɺ&&ͷվળʹೖΔ IUUQTTQFBLFSEFDLDPNSUFDILPVIPVLPLPTIVOJBOKJBOGBMTFUBVOXBLVJPTBQVSJGBMTFFO[JOJBGBMTFUJZBSFO[J
28. IUUQTTQFBLFSEFDLDPNSUFDILPVIPVLPLPTIVOJBOKJBOGBMTFUBVOXBLVJPTBQVSJGBMTFFO[JOJBGBMTFUJZBSFO[J TMJEF खಈςετͰΏͱΓΛ࡞Γɺ&&ͷվળʹೖΔ
29. ଓ͍ͯࠩ͠ࠐΈͷରԠΛૂ͏ ࢓༷֬ఆ ઃܭ ࣮૷ ςετ ɾόάʢ໰୊΍τϥϒϧʣʹΑΔख໭Γ
    ɾςετʹଟ͘ͷ࣌ؒΛऔΒΕΔ
    2"νʔϜ͕ʮ๩͍͠ʯ ։ൃʹணखͰ͖ͳ͍Ҋ݅ͷࡏݿ ͕ཷ·Δ ్தͷόάϑΟοΫε౳ͷࠩ͠ࠐΈ %0/&
30. Ϋϥογϡ཰ͷϞχλϦϯάͱվળ ϞχλϦϯάج൫Λมߋ͠ɺ$'6Ϩʔτ౳ͷϞχλϦϯά Λ༰қʹͨ͠ɻ $'6ϨʔτΛҎ্ʹ͠ɺҡ࣋
31. ೿ੜ՝୊ɾҡ͕࣋େมɻʢ0CKFDUJWF$ͱ4XJGUͷࠞ߹ΞϓϦͷͨΊʣ IUUQTTQFBLFSEFDLDPNSUFDILPVIPVLPLPTIVOJBOKJBOGBMTFUBVOXBLVJPTBQVSJGBMTFFO[JOJBGBMTFUJZBSFO[J TMJEF
32. ྲྀੴʹɺʮ஥͕ؒ଍Γͳ͍ʯͷͰΦϑγϣΞʹ஥ؒΛٻΊΔ IUUQTXXXTMJEFTIBSFOFU"UBSV0TBLBJPTEDKBQBO
33. ϋΠϒϦουνʔϜԽ͠ϑϧ4XJGUԽΛ׬ྃ IUUQTTQFBLFSEFDLDPNSUFDILPVIPVLPLPTIVOJBOKJBOGBMTFUBVOXBLVJPTBQVSJGBMTFFO[JOJBGBMTFUJZBSFO[J TMJEF
34. ΫϥογϡରԠʹΑΔࠩ͠ࠐΈ͸ݮͬͯ΋
    ·ͩࠩ͠ࠐΈ͸࢒Δ
35. IUUQTXXXTMJEFTIBSFOFUJLFZEFWTVNJ λ΢ϯϫʔΫ8&#νʔϜͷߏ੒
36. IUUQTXXXTMJEFTIBSFOFUJLFZEFWTVNJ ΞϓϦνʔϜ͸શͯϫϯνʔϜͰӡӦɻ
37. ࠩ͠ࠐΈΛݮΒ͢͜ͱΛॏࢹ͠ɺνʔϜ෼͚Λ࣮ࢪ
38. ݟ͑ͨϘτϧωοΫΛ౗ͨ͠ઌͷੈք ࢓༷֬ఆ ઃܭ ࣮૷ ςετ ɾόάʢ໰୊΍τϥϒϧʣʹΑΔख໭Γ
    ɾςετʹଟ͘ͷ࣌ؒΛऔΒΕΔ
    2"νʔϜ͕ʮ๩͍͠ʯ ։ൃʹணखͰ͖ͳ͍Ҋ݅ͷࡏݿ ͕ཷ·Δ ్தͷόάϑΟοΫε౳ͷࠩ͠ࠐΈ %0/& %0/&
39. 
       ϘτϧωοΫ͕ܭଌʹҠಈ͍ͯ͘͠ ։ൃʹ଺ཹ͍ͯ͠ ͨҊ݅ࡏݿͷݮগ ݕূ͕٧·Γͩ͢
40. ͦΕʹ൐͍"#ςετͷʮ΋͍ͬͨͳ͍ʯ͕ൃੜ 1-"/ %&7
    Րྗˢˢ "ը໘.FBTVSF #ը໘.FBTVSF $ը໘.FBTVSF ɾ
    ɾ
    ɾ ։ൃணखͰ͖ͳ͍ Ҋ݅͸ղফ Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅ ಉ͡ ը໘ͷݕূ͕଺ཹͯ͠ݕ ূ଴͕ͪൃੜ ݕূ͍ͯ͠ͳ͍ը ໘ͷൃੜ IUUQTTQFBLFSEFDLDPNSFDSVJUFOHJOFFSTYQKVH TMJEF
41. "#ςετͰݕূͰ͖Δ਺ʹैଐͤ͞ΔͨΊʹϞχλϦϯά
42. ॏཁͳ͜ͱʹϖʔε͕ಉ౳Ͱ͋Δ͜ͱ 1-"/ %&7
    "ը໘.FBTVSF #ը໘.FBTVSF $ը໘.FBTVSF ɾ
    ɾ
    ɾ Ҋ݅ Ҋ݅ IUUQTTQFBLFSEFDLDPNSFDSVJUFOHJOFFSTYQKVH TMJEF Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅
43. ࣮ࡍ͸େ͖͘ϖʔε͕ཚΕΔ 1-"/ %&7
    "ը໘.FBTVSF #ը໘.FBTVSF $ը໘.FBTVSF ɾ
    ɾ
    ɾ Ҋ݅ Ҋ݅ IUUQTTQFBLFSEFDLDPNSFDSVJUFOHJOFFSTYQKVH TMJEF Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅ ಛఆը໘ͷ։ൃ͕ʢͦΕ ·Ͱͷٕज़తෛ࠴ͷӨڹ Ͱʣ޻਺͕େ͖͘ͳΓɺ ϖʔεΛཚ͢
44. IUUQTGPSUFFKQJPTEDKBQBOQSPQPTBMFBDDBBFCD ٕज़తෛ࠴͕໌֬ʹϘτϧωοΫʹͳͬͨλΠϛϯά
    ϘτϧωοΫʹͳ͍ͬͯͨ෦෼ͷΈૂͬͯϦϑΝΫλϦϯά
45. ϖʔε͸੔͍࢝Ίɺ਺೥લ͔Βεϧʔϓοτ͸̎ഒҎ্ 1-"/ %&7
    "ը໘.FBTVSF #ը໘.FBTVSF $ը໘.FBTVSF ɾ
    ɾ
    ɾ Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅ Ҋ݅
46. վળ͸·ͩ·ͩଓ͘ ΑΓϖʔεΛίϯτϩʔϧ͢ΔͨΊʹ
    ʮΈΜͳͰҊ݅Λখ͘͢͞Δʯ ඞཁे෼ͳϓϩηεͷݟ௚͠
    ʢϦεΫΛ๷্͍͗ͩͰɺϓϩηεͷܰྔ Խʣ ΑΓେ͖ͳΞʔΩςΫνϟʔվળ ·ͱ·ͬͨΒ·ͨͲ͔͜Ͱ "#ςετͷݕূظؒΛΑΓ୹͘
47. w Կ͔ΒվળʹऔΓ૊ΜͩΒ͍͍͔Θ͔Βͳ͍ঢ়ଶ͔ΒɺશମͷϑϩʔΛݟ ͯɺϘτϧωοΫΛݟ͚ͭͯͦΕΛ౗͍ͯͬͨ͠
    w ͦͷ࣌ͷίϯςΩετʹԠͯ͡ɺԿ͕ϘτϧωοΫʹݟ͑Δ͔ɺͲ͏ղܾ͢Δ ͱྑ͍ͷ͔͸ҟͳΔɻҰൠతʹ͸Ξϯνύλʔϯͱ͞ΕΔΑ͏ͳํ޲ੑʹ΋ɺ ඞཁͩͱײ͡Ε͹ಥ͖ਐΉΑ͏ʹ͍ͯͨ͠ɻ
    w ϘτϧωοΫ͸ྲྀస͢ΔɻͦΕʹ߹Θͤͯ౎౓ࣗ෼ͨͪͷղܾࡦΛݟ͚ͭͯ ͖ͨ͜ͱ͕ϙΠϯτ
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