全体がいい感じになるために、私たちRailsをホームにするWeb技術者ができること/let-our-whole-system-grow

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શମ͕͍͍ײ͡ʹͳΔͨΊʹɺ  ࢲͨͪ3BJMTΛϗʔϜʹ͢Δ  8FCٕज़ऀ͕Ͱ͖Δ͜ͱ   2019-03-23 Rails Developers Meetup 2019 ॾڮګհ @moro

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‣ ࣸਅ

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Kyosuke MOROHASHI @moro

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!5 SMS? What's SMSってなにをやってる会社なの？

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https://twitter.com/sunaot/status/1002392476492038144

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“ 情報インフラを構築することで、⾼齢社会を  取り巻く⼈びと、⾼齢社会で働く⽅や事業者の⽅、⾼齢者ご⾃⾝やそのご家族などがイキイキと  ⽣活できる社会の実現を⽬指しています。 — https://www.bm-sms.co.jp/philosophy/

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!8 &

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吳䒭⠓爡ؒأ ٥ ؒي ٥ ؒأ 匌❨鿪庥⼒蓎Ⱅ㕦⡝⿼♶⹛欵蓎Ⱅ㕦ةٙ٦ https://www.bm-sms.co.jp ؒٝآص،䱰欽؟؎ ز https://careers.bm-sms.co.jp/engineer/ join us!

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શମ͕͍͍ײ͡ʹͳΔͨΊʹɺ  ࢲͨͪ3BJMTΛϗʔϜʹ͢Δ  8FCٕज़ऀ͕Ͱ͖Δ͜ͱ

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‣ 3BJMTੲͱࠓ ‣ ϢʔβʔʹՁ஋Λಧ͚Δ͍ͬͯ͏͚Ͳ ‣ શମΛ͍͍ײ͡ʹ͢Δ ‣ ݁࿦

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3BJMTΛऔΓר͘ ੲͱࠓ

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3BJMT ͳͲαʔόଆ8FCٕज़ ΛऔΓר͘ ੲͱࠓ

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ٕज़τϐοΫͱͯ͠ͷ3BJMT ੲͱࠓ

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‣ 3BJMT͕ग़࢝Ίͨ೥୅ɺ3BJMT΍8FCΞϓϦ͸  ٕज़తτϐοΫͷ࠷ઌ୺ͷҰͭͩͬͨɻ ‣ 001 -JHIUXFJHIU-BOHVBHF ϑϧελοΫϑϨʔϜϫʔΫ ‣ "KBY 3&45 5%% ΞδϟΠϧ ษڧձ ஍ҬίϛϡχςΟʔ ‣ ͍·΋ଓ͘ɺ͍ΖΜͳࢼΈ͕Ͱ͖ͯͨɻ ‣ ˞΋ͪΖΜʮ͢΂͕ͯ3BJMTͷ͓͔͛ʯͱ͍͏Θ͚Ͱ͸ͳ͍Α ࢲͷࢹ఺Ͱ;Γ͔͑Δ ੲ

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‣ ೥ͷ࠷ઌ୺Ͱ͸ͳͦ͞͏ɻ ‣ Ϟμϯ+4 .JDSPTFSWJDFT %FW0QT "* .- ʜ ‣ ʮ͋ͨΓ·͑ʯʹͳͬͨ ‣ ʮ࠷ઌ୺ʯʹ͸·ͨͳΔ͔΋͠Εͳ͍͠ɺ  ͳΒͳ͍͔΋͠Εͳ͍ɻ ‣ ͨͩɺ·ͨ΋͠ͳͬͯ΋લͱ͸ҧ͏ɻ ࠓ

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‣ (PPEFOPVHIͱͯ͠࢖ΘΕ͍ͯΔ ‣ ͢Ͱʹ࢖ͬͯΔͱ͜Ζͨ͘͞Μ͋Δ͠Ͷɻ ‣ ࠓͰ΋͍͍બ୒ࢶͩͱࢥ͏ ‣ ΋ͪΖΜɺ๻΋ઈ໓ͯ͠΄͘͠ͳ͍ 3BJMT͸ઈ໓͢Δ

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‣ ୯Ұͷ3BJMTΞϓϦ͚ͩͰ׬݁͢Δ͜ͱ ͸ͳ͘ͳ͖ͬͯͨɻ ͔ͱݴͬͯੲͱಉ͡Ͱ͸ͳ͍

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‣ 3BJMTੲͱࠓ ‣ ࠷৽ͷٕज़Ͱ͸ͳ͘ͳ͖ͬͯͨ ‣ ϢʔβʔʹՁ஋Λಧ͚Δ͍ͬͯ͏͚Ͳ ‣ શମΛ͍͍ײ͡ʹ͢Δ ‣ ݁࿦

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3BJMTΞϓϦ  ੲͱࠓ

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‣ ୯Ұͷ8FCΞϓϦͰ΄΅׬݁͢Δɻ ‣ ಛఆͷαʔϏεɾۀ຿ɾϓϩμΫτ͕ؔ৺ͷର৅ ‣ ֎෦࿈ܞ͸ಛผͳͱ͜Ζ͚ͩɻ ੲ3BJMT͕ग़࢝Ίͨࠒ

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‣ 8FCͷαʔϏεͭͰ׬݁͢Δ͜ͱ͸  ΄΅ͳ͍ɻ ‣ ʮαʔϏεͭʯͰ΋ɺଟ͘ͷཁૉٕज़͕ඞཁ ‣ ֎෦࿈ܞ͢Δͷ͕೔ৗɻ ࠓ

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֎෦࿈ܞ͢Δͷ͕೔ৗ

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֎෦࿈ܞ͢Δͷ͕೔ৗ

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‣ ཁૉٕज़ͷઐ໳Խ͕ਐΜͰ͍Δɻ ‣ ݸʑͷཁૉٕज़ʹ࠷దʹͳΔΑ͏  γεςϜ͕෼ׂ͞ΕΔɻ ‣ ͦΕͧΕͷz֎෦zʹͦΕͧΕͷ໨తɾ  ࢥ࿭͕͋Δɻ

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֎෦࿈ܞ͢Δͷ͕೔ৗ

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‣ ʮඇಉظͬͯಉظΛߟ͑Δ͜ͱͩΑͶʯ ‣ !N@TFLJ͞Μ͕ݴͬͯͨؾ͕͢Δ ཁग़య ‣෼ׂ͞Εͨ࢓ࣄΛ߹ྲྀͤ͞Δɻ ‣߹ྲྀͤ͞ΔͱॳΊͯϢʔβʔʹಧ͘ɻ ʮ෼ׂͬͯ߹ྲྀ͢Δ͜ͱͩΑͶʯ

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‣ ߦಈ෼ੳͯ͠.-ͰϦίϝϯυ͢Δ಺༰݁ՌΛ  εϚϗΞϓϦʹ౉ͨ͠Γɻ ‣ छྨͷ.JDSPTFSWJDFTΤϯυϙΠϯτ͔Βͱ͖ͬͯ ͨσʔλΛ3FBDUΞϓϦʹΘͨͨ͠Γɻ ߹ྲྀͤ͞ΔͱॳΊͯϢʔβʔʹಧ͘

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‣ αʔϏεͷӡӦελοϑ͕ɺͦΕͧΕͷઐ໳஌ࣝΛ ΋ͱʹίϯςϯπΛ௥Ճߋ৽৹ࠪͨ͠Γɻ ιϑτ΢ΣΞ࣮૷͚ͩͰ΋ͳ͍

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‣ ͍ΖΜͳઐ໳Ո੒Ռ෺͕8FCٕज़Λ௨͍ͬͯ͘ɻ ‣ +40/PWFS)551ͱ͔ ‣ 41"ͱ͔ɺTJOHMFQBHF͡Όͳͯ͘΋+4)5.-ͱ͔ ‣ ؅ཧը໘ͱ͔ ‣ ͦͯ͠Ϣʔβʔʹಧ͘ɻ ߹ྲྀͷ৔ͱͯ͠ͷ8FCΞϓϦέʔγϣϯ

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‣ 3BJMTੲͱࠓ ‣ ࠷৽ͷٕज़Ͱ͸ͳ͘ͳ͖ͬͯͨ ‣ ֎෦ͷ͍ΖΜͳ΋ͷͱ࿈ܞ͢Δඞཁ͕ग़͖ͯͨ ‣ ϢʔβʔʹՁ஋Λಧ͚Δ͍ͬͯ͏͚Ͳ ‣ શମΛ͍͍ײ͡ʹ͢Δ ‣ ݁࿦

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3BJMTΞϓϦʹٻΊΒΕΔ͜ͱ ੲͱࠓ

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‣ ୯ҰͷγεςϜͱͯ͠ɺσʔλͷ  ग़͠ೖΕΛ্खʹߦ͏ɻ ‣ σʔλΛ͖Ε͍ʹೖΕΔɺೖΕ΍͘͢͢Δɻ ‣ շదͳҰށݐͯΛ࡞Δɻ ੲ

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‣ ͞·͟·ͳਓ͕ͨͪ࣋ͪدΔՁ஋Λ  ߹ྲྀͤ͞Δ৔ॴͱͳΔɻ ‣ ͍Ζ͍Ζͳਓͷॅ·͏֗ͷ׆ಈΛ͍͍ײ͡ʹ͢Δɻ ‣ ϩϘοτ͕࡞ͬͨ੡඼ΛϨʔϧͰӡΜͰίϯςφʹೖΕͯTIJQJUʙ̇ ࠓ

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ྫ TFDSFRͷ͕͔͔࣌ؒΔ  ϨίϝϯυΤϯυϙΠϯτΛ  ܧଓͯ͠վળ͢Δࢪࡦ

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‣ TFD͔͔Δͱ8FCಉظ͸ແཧ ‣ ඇಉظBOEPSΩϟογϡ ‣ ඇಉظͰऔΔͱ͖ͷ"1*͸Ͳ͏͢Δ ‣ Ωϟογϡ͢Δͱͯ͠ɺΩʔͱύʔδλΠϛϯάͷઃܭ͸ʜ ‣ Ϩίϝϯυ͢ΔࠜڌσʔλͷΘͨ͠ํ ‣ ઱౓͸ ‣ ྔ͸ ‣ ϓϥΠόγʔ͸ ‣ ޮՌΛͲ͏΍ͬͯଌఆ͠Α͏ ‣ ϩάऔಘͷ࢓૊Έɺ͍·͋ΔൣғͰ଍ΓΔ ‣ Ͳ͏͍͏ϩάΛͲ͏͍͏ޮՌͱΈͳͤ͹͍͍ TFDSFRͷ͕͔͔࣌ؒΔϨίϝϯυΤϯυϙΠϯτΛܧଓͯ͠վળ͢Δࢪࡦ

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‣ ୭͕Ͳ͏෼ੳ͢Δ ‣ ԿΛ΋ͬͯޮՌ͕͋ͬͨͱ൑அͰ͖Δ ‣ վળͷͨΊͷ৽ΞϧΰϦζϜΛͲ͏΍ͬͯػೳ௥Ճ͠Α͏ ‣ ύϥϝʔλมߋ͚ͩͰ͍͚Δ ‣ ͍͚ͳ͍ͱͯ͠ɺ͍ͭมߋͰ͖Δ ‣ ൺֱͷͨΊʹฒߦӡ༻͢Δ࢓૊Έ͸ ‣ ϨίϝϯυΤϯδϯ͕٧·ͬͨΓམͪͨΓͨ͠ΒͲ͏͠Α͏ ‣ ٕज़తʹ੾Γ཭ͨ͠Γ ‣ ࠔͬͨϢʔβʔ͞ΜʹँͬͨΓॿ͚ͨΓ TFDSFRͷ͕͔͔࣌ؒΔϨίϝϯυΤϯυϙΠϯτΛܧଓͯ͠վળ͢Δࢪࡦ

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‣ Ϛδ ‣ ҰݸҰݸ͕ɺٕज़తʹͪΐ͏εΰΠͱ͸ݶΒͳ͍ɻ ‣ ݸผʹ͸ʮ;ͭ͏ʯͷ͜ͱͷ΄͏͕ଟ͍ ‣ ͦΕͧΕͷ෼໺ͷઐ໳Ոͱͯ͠ɺ΋ͬͱεΰΠಉ྅΍  νʔϜϝϯόʔ͕͍ͨΓ͠·ͤΜ ͥΜͿҰਓͰϚελʔ͢Δ

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‣ ΞϓϦج൫ ‣ Πϯϑϥ43& ‣ "*ݚڀ։ൃ ‣ اըϚʔέλʔ ‣ Ϣʔβʔαϙʔτ ৭Μͳ৬ೳͷਓ͕͍ͨͪΔ

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‣ଟ͘ͷ৔߹ɺ8FCΞϓϦ΁ͷίϛοτΛ൐͏ɻ ‣ҰݸҰݸͷػೳ௥Ճ͸ͦ͜·Ͱ೉͘͠ͳ͍ɻ ‣Ͱ΋ͦΕΛܧଓతʹ͍͍ײ͡ʹ͢Δͷ͸೉͍͠ɻ ‣৭Μͳਓͷࢥ࿭͕͋ΔͷͰɻ ࣋ͪدͬͨ੒ՌΛEFMJWFS͢Δ

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‣ ͍͍ײ͡ʹ߹ྲྀ͢Δ৔ʹͳΔɻ ‣ ૬ޓʹΑ͍ίϛϡχέʔγϣϯΛઃܭͯ͠ ‣ ੒ՌΛྲྀ௨ͤ͞ΔΠϯλʔϑΣʔεΛఏڙ͢Δ ‣೉͍͠ɻ ‣͚ͲɺϢʔβʔʹՁ஋Λಧ͚ΔͨΊʹඞཁͳ͜ͱɻ z8FCΞϓϦΛ࡞Δ৬ೳzΛ࣋ͭਓ͕ͨͪͰ͖Δͱ͍͍͜ͱ

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‣ 3BJMTੲͱࠓ ‣ ࠷৽ͷٕज़Ͱ͸ͳ͘ͳ͖ͬͯͨ ‣ ֎෦ͷ͍ΖΜͳ΋ͷͱ࿈ܞ͢Δඞཁ͕ग़͖ͯͨ ‣ ৭Μͳ৬ೳͷਓ͕ͨͪग़ձ͏৔ʹͳ͖͍ͬͯͯΔ ‣ ϢʔβʔʹՁ஋Λಧ͚Δ͍ͬͯ͏͚Ͳ ‣ શମΛ͍͍ײ͡ʹ͢Δ ‣ ݁࿦

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Ϣʔβʔʹ  Ձ஋Λಧ͚Δ  ͍ͬͯ͏͚Ͳ

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‣ ओޠ͸ ‣ ࢲ͕ ‣ ࢲͨͪΤϯδχΞ͕ ‣ ࢲͨͪͷ\αʔϏε ࣄۀ ձࣾ^શମ͕ ϢʔβʔʹՁ஋Λಧ͚Δ͍ͬͯ͏͚Ͳ

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‣ Ϣʔβʔͱ͸ ‣ Πϯλʔωοτͷ޲͜͏ʹ͍ΔɺαʔϏεར༻ऀ ‣ ར༻ऀͷ͜ͱΛҰॹʹߟ͑Δɺ૊৫ͷ஥ؒ ‣ ͦ͏͍͏૊৫ͷ஥͕ؒ࢖͏ιϑτ΢ΣΞϓϩμΫτ Λ࡞Δɺ։ൃνʔϜͷϝϯόʔ ϢʔβʔʹՁ஋Λಧ͚Δ͍ͬͯ͏͚Ͳ

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‣ ʮࢲʯ͸ଞͷ৬ೳͷਓʹՁ஋Λఏڙͯ͠ɻ ‣ ʮࢲͨͪʯΈΜͳ͕ͦΕͧΕͷ৬ೳΛੜ͔ͯ͠ ੈͷதΛ͍͖͍͖͍ͤͨ͞ɻ ഉଞͰ͸ͳ͘ϑϥΫλϧߏ଄

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‣ ͍·ͷ8FCͷαʔόଆͬͯΑཱ͍ͪҐஔ  ͩͱࢥ͏ɻ ‣ ૊৫಺֎ͷʰ͍ΖΜͳਓ͕ॅ·͏֗ʱ  ͱͯ͠ͷιϑτ΢ΣΞશମΛ͍͍ײ͡ʹ͢Δɻ ‣ ʮΤίγεςϜʯͷγεςϜ શମΛ͍͍ײ͡ʹ͢Δ

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‣ גࣜձࣾΤεɾΤϜɾΤεੵۃ࠾༻த ‣ 3BJMTੲͱࠓ ‣ ϢʔβʔʹՁ஋Λಧ͚Δ͍ͬͯ͏͚Ͳ ‣ ʮࢲͨͪʯͱʮϢʔβʔʯͷϑϥΫλϧߏ଄ɻ11͡Όͳ͍Αɻ ‣ શମΛ͍͍ײ͡ʹ͢Δ ‣ ݁࿦

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શମΛ  ͍͍ײ͡ʹ͢Δ

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ιϑτ΢ΣΞʹॅ·͏ਓͨͪʹ޲͖߹͏

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‣ ҰॹʹՁ஋Λఏڙ͢ΔɺʮӡӦ͕ಘҙͳਓͨͪʯ͕ ;ͩΜॅ·͏ͱ͜Ζɻ ‣ ςʔϒ ϧΛ$36%͢Δ͚ͩͩͱ଍Γͳ͍͜ͱ͕ଟ͍Αɻ ͨͱ͑͹؅ཧը໘

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‣ ॅ·͏ਓͨͪͷϚΠϯυηοτΛଚॏͯ͠ɺ  ιϑτ΢ΣΞʹ͠Α͏ɻ ‣ ϢϏΩλεݴޠɺυϝΠϯΤΩεύʔτɺ%$*ʜ ‣ Ϟδϡʔϧ෼ׂͷ࿩͚ͩ͡Όͳ͍ ձ࿩͠Α͏

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‣ ੍ޚͷํ޲ͷܾఆݖΛɺॅ·͏ਓࣗ਎ʹҕͶΔɻ ‣ ίʔυϕʔεʹॅ·͏զʑ΋ɺίʔυϕʔεͷ͋ΓํΛ  ৄ͘͠ͳ͍ਓʹܾΊΒΕͨ͘ͳ͍Ͱ͢ΑͶ ‣ ஫ҙͯ͠ҭ͍ͯͯ͘ͱɺ݁Ռͱͯ͠Ͱ͖Δ ͜ͱ΋͋Δ ‣ 3BJMT͸ϛϥΫϧ lϑϨʔϜϫʔΫzΛ࡞Βͳ͍

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‣ ίʔυʹॅ·͏ࢲͨͪϓϩάϥϚʹ ‣ Α͍ΠϯλʔϑΣʔεͱίϛϡχέʔγϣϯͷ ৔Λఏڙͯ͘͠Εɺ ‣ ιϑτ΢ΣΞͷ࢖͍खʹՁ஋Λಧ͚ΔͷΛ  खॿ͚ͯ͘͠ΕΔɻ 3VCZ΍3BJMT

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‣ ιϑτ΢ΣΞͷ࢖͍खʹͱ͍͍ͬͯײ͡ʹɻ ‣ ʮ3BJMT͕ʰಈ͍ͯ΄͍͠Α͏ʹʱಈ͔ͳ͔ͬͨ ΒͦΕ͸όάʯ ‣ Έ͍ͨͳ͜ͱΛ!ZVHVJ͞Μݴͬͯͨؾ͕ ཁग़య 3VCZ΍3BJMTͷΑ͏ʹৼΔ෣͏

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ͱɺ͍͏ͷΛ Ұൠ࿦ͱͯ͠ɺ ෆཁͱࢥ͏ਓ͸͋·Γ͍ͳ͍

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‣ αʔϏε։ൃࢤ޲ΤϯδχΞ ‣ ʮࢲͷαʔϏεʯͰϢʔβʔʹՁ஋Λఏڙ͍ͨ͠ ‣ ٕज़ࢤ޲ΤϯδχΞ ‣ ͜ͷ͍͢͝৽ٕज़Λద༻͍ͨ͠ ‣ ͦΕͧΕͷࢤ޲ͷͻͱ͕ʮશମʯʹͱͬͯେࣄ  ͳͷ͸ؒҧ͍ͳͯ͘ɻ ‣ ஥ྑ͘͠·͠ΐ͏ ΩϟϦΞύεͱͯ͠ҙࣝ͢Δͷ͕೉͍͠

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‣ ΈΜͳͷ࢓ࣄΛ߹ྲྀͤ͞Δ͜ͱʹ  ؔ৺Λ࣋ͭࢤ޲ੑʹ΋ɺ໊લ͕͋ΔͱΑ͍ɻ ‣ ͍͍ͷࢥ͍͍ͭͨΒڭ͍͑ͯͩ͘͞ ‣ ࢑ఆʮશମΛ͍͍ײ͡ʹ͢Δʯ ʲ؇ืʳ͜ͷࢤ޲Λද͢Α໊͍લ

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‣ 3BJMTੲͱࠓ ‣ ϢʔβʔʹՁ஋Λಧ͚Δ͍ͬͯ͏͚Ͳ ‣ શମΛ͍͍ײ͡ʹ͢Δ ‣ ʮΈΜͳͷ࢓ࣄΛ߹ྲྀͤ͞Δ͜ͱʯʹڵຯΛ࣋ͭɺͱ͍͏  ΩϟϦΞͷํ޲ੑΛ͝ఏҊͨ͠ɻ ‣ ݁࿦

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݁࿦

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શମ͕͍͍ײ͡ʹͳΔͨΊʹɺ  ࢲͨͪ3BJMTΛϗʔϜʹ͢Δ  8FCٕज़ऀ͕Ͱ͖Δ͜ͱ

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"શମ͕͍͍ײ͡ʹ  ͳΔ͜ͱʹڵຯΛ࣋ͪɺ  ͦ͏͠Α͏ͱ͢Δ

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‣ ͞·͟·ͳਓͨͪͷίϛϡχέʔγϣϯͷ৔ͱͳΔ͜ͱɺ ݩؾ͚ͮΔ͜ͱɻ ‣ ࢖ָͬͯ͘͠ͳΔΠϯλʔϑΣʔεΛ࡞Δ͜ͱɻ ‣ ͲΜͲΜ࢓ࣄͨ͘͠ͳΔ6* ‣ ͲΜͲΜୟ͖ͨ͘ͳΔ"1* ‣ ࢲͨͪશһͰఏڙ͢ΔՁ஋ͷ૯࿨Λେ͖͘͢Δ  ͨΊʹٕज़Λ࢖͏͜ͱɻ

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‣ ͱ͍͏ࢤ޲ʹ֮ࣗతʹͳΓͳ͕Βɺ  ͍ΖΜͳઐ໳Ոͱͷ೔ʑͷ࢓ࣄΛָ͠Ή͜ͱɻ