クックパッドの "体系的" サービス開発 / "Systematic" service development at cookpad

Cookpad TechConf 2018 の登壇資料です。
社内での開発サイクルの回し方や、注意しているポイントについてお話しました

Transcript

1. ৽Ҫ ߁ฏ
   ձһࣄۀ෦ ΤϯδχΞ
   ΫοΫύουͷ
   “ମܥత” αʔϏε։ൃ
   

   View Slide

2. ࣗݾ঺հ
   2
   ৽Ҫ ߁ฏ
   @SpicyCoffee66
   ɾ2017 ೥৽ଔೖࣾ ΤϯδχΞ
   ɾαʔϏε։ൃ෦ ͕͢͞νʔϜ഑ଐ
   ɹ* ݕূͷ૊Έཱ͔ͯΒ࣮૷ɾ෼ੳ·Ͱ
   ɹ* cookpad studio ͷ
   ɹ αʔόʔαΠυϝΠϯΤϯδχΞ
   ɾࠓظ͔Β͸ձһࣄۀ෦഑ଐ
   ɾRails, SQL
   

   View Slide

3. ຊ೔ͷओ୊
   ΫοΫύουͰ͸
   ͲͷΑ͏ʹ։ൃαΠΫϧΛճ͍ͯ͠Δ͔
   3
   

   View Slide

4. αʔϏε։ൃ͸೉͍͠
   4
   

   View Slide

5. αʔϏε։ൃͷ೉͠͞
   ɾϢʔβʔͷ࣋ͭཉٻ͸ɺຊਓΛؚΊͯ୭ʹ΋Θ͔Βͳ͍
   ɾϢʔβʔͷ࣋ͭཉٻ͸ɺ࣌ؒͱͱ΋ʹมΘ͍ͬͯ͘
   5
   ΰʔϧ͕Θ͔Βͳ͍
   ࠓ͍Δ৔ॴ͕Θ͔Βͳ͍
   ɾ։ൃऀ͸ࣗ෼ͷαʔϏεΛਖ਼͘͠ཧղͰ͖͍ͯͳ͍
   

   View Slide

6. αʔϏε։ൃͷ೉͠͞
   6
   ΰʔϧ͕نఆͰ͖Δ
   ੡඼ઃܭ
   ΰʔϧ͕نఆͰ͖ͳ͍
   αʔϏε։ൃ
   

   View Slide

7. αʔϏε։ൃͷ೉͠͞
   7
   ΰʔϧ͕نఆͰ͖ͳ͍
   αʔϏε։ൃ
   ։ൃαΠΫϧ
   ֶͼͷαΠΫϧ
   ԾઆΛཱͯͯ
   ࣮ߦͯ͠
   Ϣʔβʔͷ൓ԠΛݟΔ
   

   View Slide

8. ֶͼͷαΠΫϧ
   8
   BML ϧʔϓ
   Measure
   Learn
   product
   idea
   data
   Build
   Ծઆ͔ΒϓϩμΫτʹ
   ϓϩμΫτ͔Βσʔλʹ
   σʔλ͔Β
   Ծઆʹ
   

   View Slide

9. ֶͼͷαΠΫϧ ʙཧ૝ʙ
   9
   BML ϧʔϓ
   Measure
   Learn
   product
   idea
   data
   Build
   ࠷଎Ͱ࠷খͷ
   ϓϩμΫτ
   A/B ςετͰޮՌଌఆ
   ૊৫಺ʹ
   ஌ݟڞ༗
   

   View Slide

10. ֶͼͷαΠΫϧ ʙݱ࣮ʙ
    10
    BML ϧʔϓ
    Measure
    Learn
    product
    idea
    data
    Build
    ͍͍ͩͨ
    ͲͷϑΣʔζͰ΋
    ࣦഊ͢Δ
    

    View Slide

11. Case: 1
    11
    

    View Slide

12. ֶͼͷαΠΫϧࣦഊྫ
    12
    Push ௨஌ͬͯͲͷ͘Β͍ޮՌ͕͋Δͷ͔஌Γ͍ͨ
    ࣮૷ͯ͠ݕূͯ͠Έ·͠ΐ͏
    Push ௨஌ͷޮՌ͕஌Γ͍ͨ Push ௨஌ͷ࣮૷
    ʹ
    

    View Slide

13. ֶͼͷαΠΫϧࣦഊྫ
    13
    Ͳ͏ͤͳΒը૾΋͚͍ͭͨͰ͢Ͷ
    Push ௨஌ͷޮՌ͕஌Γ͍ͨ
    Push ௨஌ͷ࣮૷
    ≦
    Push ௨஌ʹը૾
    

    View Slide

14. ֶͼͷαΠΫϧࣦഊྫ
    14
    Ϩγϐ͕Ϧίϝϯυग़དྷΔΑ͏ʹͳΓ·ͨ͠ʂ
    ͦͷػೳ΋৐ͤ·͠ΐ͏ʂ
    Push ௨஌ͷޮՌ͕஌Γ͍ͨ
    Push ௨஌ͷ࣮૷
    < Push ௨஌ʹը૾
    Ϧίϝϯυػೳ
    

    View Slide

15. ֶͼͷαΠΫϧࣦഊྫ
    15
    Push ௨஌ͷޮՌ͕஌Γ͍ͨ
    Push ௨஌ͷ࣮૷
    <<< Push ௨஌ʹը૾
    Ϧίϝϯυػೳ
    ͡Ό͋ઐ༻ͷ LP ΋࡞Γ·͠ΐ͏ʂʂʂ
    ઐ༻ LP
    !ʁʁʁ
    

    View Slide

16. ֶͼͷαΠΫϧࣦഊྫ
    16
    Build ͷࣦഊ
    ɾϓϩμΫτ͕ෆඞཁʹେ͖͘ͳ࣮ͬͯ૷ʹ͕͔͔࣌ؒΔ
    ɾݕূ͍ͨ͠Ծઆͱ׬੒ͨ͠ϓϩμΫτͷػೳ͕טΈ߹͍ͬͯͳ͍
    ɾͦ΋ͦ΋Ծઆʹߟྀ࿙Ε͕͋Δ
    

    View Slide

17. Case: 2
    17
    

    View Slide

18. ֶͼͷαΠΫϧࣦഊྫ
    18
    ػೳͷ࣮૷
    ϩάຒ·ͬͯ
    ͳ͔ͬͨʂʂʂ
    

    View Slide

19. ֶͼͷαΠΫϧࣦഊྫ
    19
    Measure ͷࣦഊ
    ɾ͍͟ܭଌ͠Α͏ͱ͢Δͱϩά͕ຒ·͍ͬͯͳ͍
    ɾෳ਺ͷ A/B ςετ͕িಥͯ͠ܭଌ݁ՌʹӨڹ͕ग़Δ
    ɾूܭ SQL ʹؒҧ͍͕͋Γɺ࠷ѱͷ৔߹ͦΕʹؾ͕͔ͭͳ͍
    

    View Slide

20. Case: 3
    20
    

    View Slide

21. ֶͼͷαΠΫϧࣦഊྫ
    21
    TOP ͷόφʔΛม͑ͯೖձ͕ ○○% ૿͑·ͨ͠ʂ
    ʂʂʂ
    ͦΕ͸……ଟ͍ΜͰ͠ΐ͏͔ʁ
    Ͳ͏ͳΜͰ͠ΐ͏……
    ·͊਺ࣈ͸্͕ͬͯΔ͠࠾༻͠·͔͢……
    

    View Slide

22. ֶͼͷαΠΫϧࣦഊྫ
    22
    Learn ͷࣦഊ
    ɾग़͖ͯͨ਺ࣈΛͲ͏ղऍ͢Ε͹͍͍͔ΠϚΠνΘ͔Βͳ͍
    ɾ਺ࣈ͸ಈֶ͍͕ͨͼΛಘΒΕ͔ͨͱݴΘΕΔͱͦ͏Ͱ΋ͳ͍
    ɾಘΒΕͨ஌ݟ͕ଐਓతʹͳΔɺ͋Δ͍͸ҋʹফ͑Δ
    

    View Slide

23. ͜͏ͳΒͳ͍ͨΊʹ
    23
    

    View Slide

24. ֶͼͷαΠΫϧͷӡ༻ϙΠϯτ
    24
    લ͔Βॱ൪ʹ΍Ζ͏ͱ͠ͳ͍
    

    View Slide

25. ֶͼͷαΠΫϧͷӡ༻ϙΠϯτ
    25
    લ͔Βॱ൪ʹ΍Ζ͏ͱ͠ͳ͍
    ख໭Γͷ๷ࢭ ޮ཰తͳֶͼ
    

    View Slide

26. ֶͼͷαΠΫϧͷӡ༻ϙΠϯτ
    26
    લ͔Βॱ൪ʹ΍Ζ͏ͱ͠ͳ͍
    ɾஞ࣍తʹ΍Ζ͏ͱ͢Δͱɺ݁ߏେ͖ͳख໭Γʹܨ͕Δ
    ɾલͷϑΣʔζ͕ऴΘͬͯͳͯ͘΋࣍ͷϑΣʔζͷ͜ͱ͸ߟ͑ΒΕΔ
    ɾֶͼͷαΠΫϧࣗମΛҰͭͷϓϩδΣΫτͱߟ͑Δͱ
    ɹΉ͠Ζ࠷ॳʹαΠΫϧશମΛઃܭ͢Δ΂͖
    ख໭Γͷ๷ࢭ
    

    View Slide

27. ֶͼͷαΠΫϧͷӡ༻ϙΠϯτ
    27
    લ͔Βॱ൪ʹ΍Ζ͏ͱ͠ͳ͍
    Measure
    product
    Build
    idea
    data
    ɾϩά͕଍Γͳ͍
    ɾͲ͏͍͏਺஋Λ
    ɹܭଌ͢Δͷ͔ෆ໌ྎ
    ख໭Γͷ๷ࢭ
    

    View Slide

28. ֶͼͷαΠΫϧͷӡ༻ϙΠϯτ
    28
    લ͔Βॱ൪ʹ΍Ζ͏ͱ͠ͳ͍
    Measure
    product
    Build
    Learn
    idea
    data
    ɾ਺ࣈͷղऍ͕Θ͔Βͳ͍
    ɾͲͷ਺஋ͰࢪࡦΛ
    ɹධՁ͢Δ͔ܾ·ͬͯͳ͍
    ख໭Γͷ๷ࢭ
    

    View Slide

29. ֶͼͷαΠΫϧͷӡ༻ϙΠϯτ
    29
    લ͔Βॱ൪ʹ΍Ζ͏ͱ͠ͳ͍
    Measure
    product
    Build
    Learn
    data
    idea
    ԾઆΛཱͯΔஈ֊Ͱ
    αΠΫϧͷઌʹؔ͢Δ͜ͱ΋
    ܾΊΕΔ΋ͷ͸ܾΊͯ͠·͏
    ख໭Γͷ๷ࢭ
    Measure
    product
    Build
    Learn
    data
    

    View Slide

30. ֶͼͷαΠΫϧͷӡ༻ϙΠϯτ
    30
    αʔϏεʹର͢Δཧղ ݱ࣮
    ֶͼ
    લ͔Βॱ൪ʹ΍Ζ͏ͱ͠ͳ͍ ޮ཰తͳֶͼ
    

    View Slide

31. ֶͼͷαΠΫϧͷӡ༻ϙΠϯτ
    31
    αʔϏεʹର͢Δཧղ ݱ࣮
    ֶͼ
    ࢪࡦ݁Ռͷ༧૝ ࢪࡦͷ݁Ռ
    ࢥͬͨΑΓ ྑ͍ / ѱ͍
    ͦΕ͸ͳ͔ͥʁ
    લ͔Βॱ൪ʹ΍Ζ͏ͱ͠ͳ͍ ޮ཰తͳֶͼ
    

    View Slide

32. ֶͼͷαΠΫϧͷӡ༻ϙΠϯτ
    33
    αʔϏεʹର͢Δཧղ ݱ࣮
    ࢪࡦ݁Ռͷ༧૝ ࢪࡦͷ݁Ռ
    લ͔Βॱ൪ʹ΍Ζ͏ͱ͠ͳ͍ ޮ཰తͳֶͼ
    

    View Slide

33. ֤ϑΣʔζͷઃܭ
    34
    

    View Slide

34. ֤ϑΣʔζͷઃܭ ʙBuildʙ
    35
    Build ʹ͍ͭͯલ΋ͬͯ΍͓ͬͯ͘͜ͱ
    ɾઈରʹݕূ͍ͨ͠Ծઆͷ໌֬Խ
    ɾݕূഎܠͷ੔ཧ
    ɾݕূ಺༰ɾ஫ҙ఺౳ͷ੔ཧ
    

    View Slide

35. ֤ϑΣʔζͷઃܭ ʙMeasureʙ
    36
    Measure ʹ͍ͭͯલ΋ͬͯ΍͓ͬͯ͘͜ͱ
    ɾܭଌख๏ͷબఆ
    ɾKPI ͷܾఆ
    ɹ* ଞʹӨڹΛ༩͑Δࢦඪ͕ͳ͍͔֬ೝ͢Δ
    ɾϩάͷ֬ೝɺSQL ͷ࣮ߦ
    ɹ* ࣮ࡍʹҰ౓ SQL Λୟ͍ͯΈΔ
    

    View Slide

36. ֤ϑΣʔζͷઃܭ ʙLearnʙ
    37
    Learn ʹ͍ͭͯલ΋ͬͯ΍͓ͬͯ͘͜ͱ
    ɾࢦඪղऍͷ੔ཧ
    ɹ* ͜ͷ਺஋͕ߴͯ͘͜ͷ਺஋͕௿͍ͱ͖͸ͲΜͳͱ͖ͩΖ͏͔
    ɾ݁Ռͷ૝ఆ
    ɹ* ଌఆࢦඪ͕Ͳͷ͘Β͍ͷ਺ࣈʹͳͬͨΒͲ͏͢Δ͔
    ɹ*ʮͳΜͱͳ͘GO ʯΛආ͚Δʢ࡞ͬͨ΋ͷ͸ग़ͨ͘͠ͳΔʣ
    ɾʮ੒ޭͷΠϝʔδʯΛڞ༗͢Δ
    

    View Slide

37. ֶͼͷαΠΫϧͷӡ༻ϙΠϯτʙ࣮ྫʙ
    38
    ࢪࡦલʹ͓͜ͳ͏ٞ࿦ͷྫ
    

    View Slide

38. ࣾ಺Ͱར༻͞ΕΔπʔϧ΍
    ϑϨʔϜϫʔΫͷ঺հ
    39
    

    View Slide

39. Build
    40
    

    View Slide

40. ࣾ಺ϑϨʔϜϫʔΫͷ঺հ ʙ Build ʙ
    41
    Ձ஋Ծઆγʔτ
    

    View Slide

41. ࣾ಺ϑϨʔϜϫʔΫͷ঺հ ʙ Build ʙ
    42
    Ձ஋Ծઆγʔτ
    

    View Slide

42. ࣾ಺ϑϨʔϜϫʔΫͷ঺հ ʙ Build ʙ
    43
    Chanko
    ɾϓϩτλΠϓ։ൃΛαϙʔτ͢Δ Rails ϓϥάΠϯ
    ɾϢʔβʔηάϝϯτ͝ͱͷϩδοΫద༻
    ɾΤϥʔൃੜ࣌ͷϑΥʔϧόοΫ
    ɾhttps://github.com/cookpad/chanko
    EazyAb
    ɾA/B ςετ༻ Chanko ֦ு
    

    View Slide

43. Measure
    44
    

    View Slide

44. ࣾ಺ϑϨʔϜϫʔΫͷ঺հ ʙ Measure ʙ
    45
    Hakari2
    ɾϩΪϯάɾKPI ؅ཧπʔϧ
    ɾΩʔϫʔυΛઃఆͯ͠ΠϕϯτΛϩΪϯάͰ͖Δ
    ɾࣗಈͰ dashboard ͕࡞੒͞ΕΔ
    

    View Slide

45. ࣾ಺ϑϨʔϜϫʔΫͷ঺հ ʙ Measure ʙ
    46
    papa dashboard
    ɾHakari2 ͷϩάΛ΋ͱʹूܭ݁ՌΛՄࢹԽ
    ɾ༗ҙ͕ࠩ͋Γͦ͏͔Ͳ͏͔ͷ໨҆
    

    View Slide

46. Learn
    47
    

    View Slide

47. ࣾ಺ϑϨʔϜϫʔΫͷ঺հ ʙ Learn ʙ
    48
    Report.md
    ɾࢪࡦͷ෼ੳϨϙʔτΛ Markdown Ͱ࡞੒
    ɾPull Request ܗࣜͰӡ༻
    ɾνʔϜͷϨϙδτϦʹɺϨϏϡʔͷ௨ͬͨ஌ݟΛϓʔϧ
    

    View Slide

48. ࣾ಺ϑϨʔϜϫʔΫͷ঺հ ʙ Learn ʙ
    49
    Report.md
    1. ࢪࡦͷ෼ੳϨϙʔτΛ Markdown Ͱ࡞੒͠ɺPR Λఏग़
    

    View Slide

49. ࣾ಺ϑϨʔϜϫʔΫͷ঺հ ʙ Learn ʙ
    50
    Report.md
    2. νʔϜϝϯόʔΛத৺ʹϨϙʔτΛϨϏϡʔ
    

    View Slide

50. ࣾ಺ϑϨʔϜϫʔΫͷ঺հ ʙ Learn ʙ
    51
    Report.md
    3. ϨϏϡʔ͕௨ͬͨΒϚʔδͯ͠ϨϙʔτΛϓʔϧ
    

    View Slide

51. ࣾ಺ϑϨʔϜϫʔΫͷ঺հ ʙ Learn ʙ
    52
    Report.md
    ɾ஌ݟͷϓʔϧՕॴ͕໌֬ʹͳΔ͜ͱͰࢀরੑ্͕͕Δ
    ɾϨϏϡʔΛ௨͢͜ͱͰɺ஌ݟͷਫ਼౓্͕͕Δ
    ɾϨϏϡʔࣗମʹΑͬͯɺ઱౓ͷߴ͍ঢ়ଶͰҰ౓஌ݟ͕ڞ༗͞ΕΔ
    ɾϨϏϡϫʔͷࢪࡦɾαʔϏεʹର͢Δཧղ͕ਂ·Δ
    ɾPR ্ͷٞ࿦͔Βࢪࡦͷ൓ল΍ΞΠσΟΞ͕ੜ·ΕΔ
    

    View Slide

52. ·ͱΊ
    53
    

    View Slide

53. ·ͱΊ
    54
    ɾαʔϏε։ൃͰ͸ɺԾઆͷ࣮ߦ͔ΒֶͼΛಘΔαΠΫϧ͕࠷΋ॏཁ
    ɾஞ࣍తʹ࣮ߦͤͣɺ࠷ॳʹαΠΫϧશମΛઃܭ͢Δ
    ɾ֤ϑΣʔζͰద੾ͳϑϨʔϜϫʔΫΛ࢖͏
    

    View Slide