なんで私に登壇依頼が？！～頼られるエンジニアになるためには～ /

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ͳΜͰࢲʹొஃґཔ͕ʁʂ גࣜձࣾ MIXI ։ൃຊ෦ͨΜΆΆࣨͨΜΆΆάϧʔϓ Kuno ayana ʙཔΒΕΔΤϯδχΞʹͳΔͨΊʹ͸ʙ ©MIXI

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୯७࡞ۀΛձ͔ࣾΒݮΒ͢ʂ ٕज़Λ࣋ͬͯ՝୊ղܾΛߦ͏ʂ

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©MIXI ࣗݾ঺հ 8 ٱ໺จࡊʢKuno Ayanaʣ MIXI ৽ଔೖࣾͯ͠3೥໨ͷΤϯδχΞ Flutter ϝΠϯͰॻ͍ͯͯ৽نࣄۀ։ൃ͕ଟΊ ޷͖ɿҿञ / Իָ / υϥ͑΋Μ Ϟοτʔɿʰͳ΍ΜͰΔͻ·ʹɺͻͱͭͰ΋΍ΓͳΑɻʱ ίϝϯτɾεΫγϣɾπΠʔτେ׻ܴʂ https://twitter.com/Kunodayo_oboete https://www.wantedly.com/id/kunoayana

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©MIXI ΩϟϦΞ 9 ೖࣾલ 2015೥ 4݄: େֶೖֶʢ৘ใܥʣ 2016೥10݄: θϛબൈࢼݧ͕࢝·Δ ϓϩάϥϛϯά࢝͠ΊΔ 2019೥ 4݄: େֶӃೖֶ 2019೥ 6݄: ະ౿ࣄۀʹ࠾୒͞ΕΔ ػցֶश΍ΞϓϦ։ൃ 2020೥10݄: ϛΫγΟʢݱ MIXIʣͰ ɹɹɹɹɹɹ಺ఆऀΞϧόΠτ Swift ͰΞϓϦ։ൃ ೖࣾޙ 2021೥ 4݄: ϛΫγΟʢݱ MIXIʣೖࣾ ৽نࣄۀͰ Flutter ΍ web Λ৮Δ 2023೥ 3݄: ଞͷ৽نࣄۀʹҟಈɼ݉຿ ยํͰ go / ยํͰ Flutter Λॻ͘ 2024೥ 1݄: ยํͷࣄۀʹ஫ྗ࢝͠ΊΔ Flutter Λॻ͘

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©MIXI ґཔ࣮੷ 10 ৽ଔݚम • FlutterݚमʲMIXI 23৽ଔٕज़ݚमʳ • FlutterݚमʲϛΫγΟ22৽ଔٕज़ݚमʳ ΠϯλϏϡʔهࣄ • ΤϯδχΞͷʮ૯߹ઓಆྗΞοϓʯʹISUCONΛ͓͢͢Ί͢Δཧ༝ͱ͸ • ʮܾͯ͠ਓͷ͍ͤʹ͸͠ͳ͍ʯॿ͚߹͍ͳ͕Βྑ͍ϞϊΛ࡞Δงғؾ͕͋ΔɻMIXIͰಇ͘एखࣾһ͕ͨͪޠΔձ ࣾͷັྗʢ֎෦ґཔʣ • ʮFlutterʯʹΑͬͯɺΞϓϦ։ൃ͕ര଎ʹʁʙΤϯδχΞ͕ޠΔٕज़Ѫ ˌ8ʙ • λεΫ͡Όͳ͘ϓϩμΫτʹίϛοτɻ৽نࣄۀͰཔΒΕΔΤϯδχΞʹʙ৽ଔ1೥໨ ੒௕ͷي੻ #24 ʙ • ϛΫγΟͷΤϯδχΞΠϯλʔϯͬͯԿ͢ΔͷʁܦݧऀͷຊԻ͕͔ͬͨ͢͝ʂ ొஃ • ʲגࣜձࣾMIXIʳmixi Engineer’s meetupୈ࢛஄ʙएखΤϯδχΞͷي੻ฤʙ • தֶੜ͕ݱ໾ΤϯδχΞʹ͋Ε͜Εฉ͍ͪΌ͏ʂʙΘ͕ͨͨͪ͠޷͖ͳήʔϜ΍εϚϗͬͯɺ কདྷͲΜͳ࢓ࣄʹ ͭͳ͕Γ·͔͢ʁʙʢ֎෦ґཔʣ • ࠓճͷٕҭࡇ΋ʂ

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©MIXI ͳΜͰࢲ͕ొஃґཔΛ΋Β͍΍͍͢ͷ͔Λ੔ཧͯ͠Έͯ ֶੜͷ͏͔ͪΒҙ͓ࣝͯ͘͠ͱྑ͍ϙΠϯτΛ4ͭ঺հ͠·͢ʂ

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©MIXI લఏ

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©MIXI લఏ > ֎෦ൃ৴ͬͯͳΜͰ͢ΔΜͩΖ͏ʁ 13 • ొஃͱ͔هࣄࣥචͱ͔ͷ֎෦ൃ৴͸੒௕ʹͭͳ͕Δ • ίϝϯτɾϑΟʔυόοΫ͕໯͑Δ • ࣗ෼ͷߟ͕͑੔ཧ͞ΕΔ • ྑ͍ػձʹͳΔ • ΠϯλϏϡϫʔ͸͍͍ͩͨݴޠԽ͕͏·͍ • ʰ৘ใ͸ൃ৴͢Δͱ͜Ζʹू·Δʱͱ͍͏໊ݴ • ஌໊౓ͷ޲্ IUUQTYDPNPOLTUBUVT T

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©MIXI લఏ > ֎෦ൃ৴ͬͯͳΜͰ͢ΔΜͩΖ͏ʁ 14 • ొஃͱ͔هࣄࣥචͱ͔ͷ֎෦ൃ৴͸੒௕ʹͭͳ͕Δ • ίϝϯτɾϑΟʔυόοΫ͕໯͑Δ • ࣗ෼ͷߟ͕͑੔ཧ͞ΕΔ • ྑ͍ػձʹͳΔ • ΠϯλϏϡϫʔ͸͍͍ͩͨݴޠԽ͕͏·͍ • ʰ৘ใ͸ൃ৴͢Δͱ͜Ζʹू·Δʱͱ͍͏໊ݴ • ஌໊౓ͷ޲্ IUUQTYDPNPOLTUBUVT T ྑ͍͜ͱ͹͔ͬ͡ΌΜʂʂ

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©MIXI લఏ > ֎෦ൃ৴ͷछྨ

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©MIXI લఏ > ֎෦ൃ৴ͷछྨ 16 Πϕϯτొஃ ΠϯλϏϡʔ ٕज़ϒϩάͷࣥච OSS ίϯτϦϏϡʔτ

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©MIXI લఏ > ֎෦ൃ৴ͷछྨ > Πϕϯτొஃ 17 • ٕҭࡇͷΑ͏ͳେ͖͍΋ͷ͔Β LT ձͷΑ͏ͳখ͞ͳΠϕϯτ΋ • खΛڍ͛Ε͹ొஃͰ͖Δ΋ͷ΋͋Ε͹ϓϩϙʔβϧ͕ඞཁͳ΋ͷ΋͋Δ • ొஃΛґཔ͞Εͳ͍ͱొஃͰ͖ͳ͍΋ͷ΋͋ΔʢࠓճͷٕҭࡇͳͲʣ • ಺༰ͱͯ͠͸ଟछଟ༷ • ٕज़ܥ΋͋Ε͹ΩϟϦΞܥ΋͋Δ • ԿΒ͔ͷ஌ݟΛڞ༗͢Δͷ͕໨త

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©MIXI લఏ > ֎෦ൃ৴ͷछྨ > ΠϯλϏϡʔ 18 • ձ͔ࣾΒґཔ͞ΕΔ͜ͱ͕ଟ͍ͷͰʰձࣾͷʓʓʱͱͯ͠ͷൃ৴ʹͳΓ͕ͪ • ձࣾͷ࠾༻޿ใͱ͍ͬͨϒϥϯσΟϯάͷଆ໘͕ڧ͍ • ձࣾʹଟগڵຯ͋Δਓʹʮձࣾʹ͸͜Μͳਓ͕͍ΔΑʙʯΛൃ৴͢Δ͜ͱ͕ओͳ໨త https://mixil.mixi.co.jp/people/14949 https://mixil.mixi.co.jp/culture/11128

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©MIXI લఏ > ֎෦ൃ৴ͷछྨ > ٕज़ϒϩάͷࣥච 19 • ݸਓͱͯ͠ॻ͘͜ͱ΋͋Ε͹ձࣾͷςοΫϒϩάʹدߘ͢Δ͜ͱ΋ • ϋϚͬͨϙΠϯτͷڞ༗ͳͲԿ͔ͷֶͼΛൃ৴ • ଞͷਓͷղܾΛखॿ͚ͨ͠Γࣄྫͱͯ͠఻͑Δͷ͕໨త https://zenn.dev/kuno/articles/05aa36bf0a79a7

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©MIXI લఏ > ֎෦ൃ৴ͷछྨ > OSSίϯτϦϏϡʔτ 20 • PR Λ౤͛Δ͜ͱ΋͋Ε͹όάϨϙʔτʢIssueʣΛ্͛Δ͜ͱ΋ • Readme Λमਖ਼͢Δ͜ͱཱͩͬͯ೿ͳίϯτϦϏϡʔτ • ໨త͸͍Ζ͍Ζ • ࢓ࣄ͍ͯͯ͠౿ΜͩόάΛ௚ͨ͠Γ • ݸਓͰڵຯ͕͋ͬͯ৮ͬͯΈͨΓ IUUQTYDPN,VOPEBZP@PCPFUFTUBUVT T

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©MIXI લఏ > ֎෦ൃ৴ͷछྨ 21 Πϕϯτొஃ ΠϯλϏϡʔ ٕज़ϒϩάͷࣥච OSS ίϯτϦϏϡʔτ ٱ໺͸ಛʹ ͜ͷ2ͭͷґཔ͕ଟ͍ʂ

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©MIXI ࣮੷ͷਂ۷Γ 1/2

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©MIXI ґཔ࣮੷ʢ࠶ܝʣ 23 ৽ଔݚम • FlutterݚमʲMIXI 23৽ଔٕज़ݚमʳ • FlutterݚमʲϛΫγΟ22৽ଔٕज़ݚमʳ ΠϯλϏϡʔهࣄ • ΤϯδχΞͷʮ૯߹ઓಆྗΞοϓʯʹISUCONΛ͓͢͢Ί͢Δཧ༝ͱ͸ • ʮܾͯ͠ਓͷ͍ͤʹ͸͠ͳ͍ʯॿ͚߹͍ͳ͕Βྑ͍ϞϊΛ࡞Δงғؾ͕͋ΔɻMIXIͰಇ͘एखࣾһ͕ͨͪޠΔձ ࣾͷັྗʢ֎෦ґཔʣ • ʮFlutterʯʹΑͬͯɺΞϓϦ։ൃ͕ര଎ʹʁʙΤϯδχΞ͕ޠΔٕज़Ѫ ˌ8ʙ • λεΫ͡Όͳ͘ϓϩμΫτʹίϛοτɻ৽نࣄۀͰཔΒΕΔΤϯδχΞʹʙ৽ଔ1೥໨ ੒௕ͷي੻ #24 ʙ • ϛΫγΟͷΤϯδχΞΠϯλʔϯͬͯԿ͢ΔͷʁܦݧऀͷຊԻ͕͔ͬͨ͢͝ʂ ొஃ • ʲגࣜձࣾMIXIʳmixi Engineer’s meetupୈ࢛஄ʙएखΤϯδχΞͷي੻ฤʙ • தֶੜ͕ݱ໾ΤϯδχΞʹ͋Ε͜Εฉ͍ͪΌ͏ʂʙΘ͕ͨͨͪ͠޷͖ͳήʔϜ΍εϚϗͬͯɺ কདྷͲΜͳ࢓ࣄʹ ͭͳ͕Γ·͔͢ʁʙʢ֎෦ґཔʣ • ࠓճͷٕҭࡇ΋ʂ

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©MIXI ґཔ࣮੷ʢ࠶ܝʣ 24 ৽ଔݚम • FlutterݚमʲMIXI 23৽ଔٕज़ݚमʳ • FlutterݚमʲϛΫγΟ22৽ଔٕज़ݚमʳ ΠϯλϏϡʔهࣄ • ΤϯδχΞͷʮ૯߹ઓಆྗΞοϓʯʹISUCONΛ͓͢͢Ί͢Δཧ༝ͱ͸ • ʮܾͯ͠ਓͷ͍ͤʹ͸͠ͳ͍ʯॿ͚߹͍ͳ͕Βྑ͍ϞϊΛ࡞Δงғؾ͕͋ΔɻMIXIͰಇ͘एखࣾһ͕ͨͪޠΔձ ࣾͷັྗʢ֎෦ґཔʣ • ʮFlutterʯʹΑͬͯɺΞϓϦ։ൃ͕ര଎ʹʁʙΤϯδχΞ͕ޠΔٕज़Ѫ ˌ8ʙ • λεΫ͡Όͳ͘ϓϩμΫτʹίϛοτɻ৽نࣄۀͰཔΒΕΔΤϯδχΞʹʙ৽ଔ1೥໨ ੒௕ͷي੻ #24 ʙ • ϛΫγΟͷΤϯδχΞΠϯλʔϯͬͯԿ͢ΔͷʁܦݧऀͷຊԻ͕͔ͬͨ͢͝ʂ ొஃ • ʲגࣜձࣾMIXIʳmixi Engineer’s meetupୈ࢛஄ʙएखΤϯδχΞͷي੻ฤʙ • தֶੜ͕ݱ໾ΤϯδχΞʹ͋Ε͜Εฉ͍ͪΌ͏ʂʙΘ͕ͨͨͪ͠޷͖ͳήʔϜ΍εϚϗͬͯɺ কདྷͲΜͳ࢓ࣄʹ ͭͳ͕Γ·͔͢ʁʙʢ֎෦ґཔʣ • ࠓճͷٕҭࡇ΋ʂ

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©MIXI ࣮੷ਂ۷Γ > Flutter ݚम

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©MIXI ࣮੷ਂ۷Γ > Flutter ݚम > ͦ΋ͦ΋ Flutter ݚमͬͯʁ 26 MIXI Ͱ͸ຖ೥৽ଔݚमΛߦͳ͍ͬͯΔ ʢڈ೥ͷٕҭࡇळͰ͖ͨ͜͡͞Μ͕ MIXI ৽ଔݚमʹ͍ͭͯൃදͯ͘͠Εͯ·͢ʂʣ ͦͷ৽ଔݚमͷ͏ͪͷ Flutter ݚमΛ୲౰ https://www.youtube.com/watch?v=oQCJZFqDwIo https://www.youtube.com/watch?v=9IqUQ2TXacI&t=4s

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©MIXI ͳΜͰ৽ଔ1೥໨ʹґཔΛʁ

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©MIXI ࣮੷ਂ۷Γ > Flutter ݚम > ͳΜͰґཔ͞ΕͨΜͩΖ͏ʁ 28 • MIXI ʹ͸ Slack ʹ΋ͱ΋ͱ iOS νϟϯωϧͱ Android νϟϯωϧ͕͋ͬͨ • ஌ݟͷڞ༗΍ΤϯδχΞಉ࢜ͷަྲྀ͕ߦΘΕ͍ͯͨ • Flutter νϟϯωϧ͸ͳ͔ͬͨ • Flutter ʹؔ͢Δ஌ݟ͕ࣾ಺ʹஷ·͍ͬͯͳ͍ • ୭͕࢖ͬͨ͜ͱ͋Δ͔΋Θ͔Βͳ͍

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©MIXI ࣮੷ਂ۷Γ > Flutter ݚम > ͳΜͰґཔ͞ΕͨΜͩΖ͏ʁ 29 • MIXI ʹ͸ Slack ʹ΋ͱ΋ͱ iOS νϟϯωϧͱ Android νϟϯωϧ͕͋ͬͨ • ஌ݟͷڞ༗΍ΤϯδχΞಉ࢜ͷަྲྀ͕ߦΘΕ͍ͯͨ • Flutter νϟϯωϧ͸ͳ͔ͬͨ • Flutter ʹؔ͢Δ஌ݟ͕ࣾ಺ʹஷ·͍ͬͯͳ͍ • ୭͕࢖ͬͨ͜ͱ͋Δ͔΋Θ͔Βͳ͍

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©MIXI ࣮੷ਂ۷Γ > Flutter ݚम > ͳΜͰґཔ͞ΕͨΜͩΖ͏ʁ 30 • MIXI ʹ͸ Slack ʹ΋ͱ΋ͱ iOS νϟϯωϧͱ Android νϟϯωϧ͕͋ͬͨ • ஌ݟͷڞ༗΍ΤϯδχΞಉ࢜ͷަྲྀ͕ߦΘΕ͍ͯͨ • Flutter νϟϯωϧ͸ͳ͔ͬͨ • Flutter ʹؔ͢Δ஌ݟ͕ࣾ಺ʹஷ·͍ͬͯͳ͍ • ୭͕࢖ͬͨ͜ͱ͋Δ͔΋Θ͔Βͳ͍ Flutter νϟϯωϧΛ࡞ͬͯ Flutter ͷ஌ݟΛ౤ߘʂ ͦ͜Λ DevRel ͞Μʹ໨Λ͚ͭΒΕͨ

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©MIXI ͡Ό͋ΈΜͳ΋νϟϯωϧ࡞ΓͳΑʂ ɹ a

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©MIXI ͡Ό͋ΈΜͳ΋νϟϯωϧ࡞ΓͳΑʂ ɹ a ࠔΔΑͶʂʂʂ

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©MIXI ࣮੷ਂ۷Γ > Flutter ݚम > ͳͥͰ͖ͨͷ͔ 33 • ʰ஌ݟ͕ͳͯ͘ࠔͬͨʱͱ͍͏՝୊ҙࣝ • ࣗ෼͕ཉ͔͔ͬͨ͠Βʂ • ΤΠϠͬͱ࡞ͬͯΈΔ༐ؾ • νʔϜϝϯόʔʹʮ࡞ͬͪΌ͍ͳΑʂʯͱഎதΛԡͯ͠΋Βͬͨͷ͕େ͖͍ • Flutter ݚम΋ʮ΍ͬͯΈͳΑʂ͕Μ͹Εʂʯͱ • एखʹՖΛ࣋ͨͤͯ͘ΕΔɾԠԉͯ͘͠ΕΔ؀ڥͩͬͨ

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©MIXI ࣮੷ਂ۷Γ > Flutter ݚम > ·ͱΊ 34 • ՝୊Λݟ͚ͭղܾ͠Α͏ͱߦಈ͢Δ • ৽ଔ͸೚͞ΕͨλεΫΛ͔ͬ͠Γ͜ͳ͢͜ͱ͕େࣄ • ࣗΒ՝୊Λݟ͚ͭղܾ͠Α͏ͱߦಈ͢Δͷ΋େࣄʂ • ͜͏͍ͬͨνϟϯε͸ +α ͷ׆ಈΛ͍ͯ͠Δਓʹ෣͍ࠐΜͰ͖΍͍͢ • νʔϜʹΑΔόοΫΞοϓ • ४උʹ͋Δఔ౓ͷ࣌ؒ͸͔͔Δ • ۀ຿࣌ؒதʹͦͷ४උΛ͢Δ͜ͱΛ׻ܴͯ͘͠ΕΔձࣾɾνʔϜʹॴଐ͢Δͷ͕͓͢͢Ί • ͦ΋ͦ΋ͨ͘͞Μ֎෦ൃ৴͍ͯ͠ΔձࣾʹೖΔ • MIXI ͸ͦ͏ͩΑʂʂʂʂʂ • ໎ͬͨΒ΍ͬͯΈΔࢥ͍੾Γͷྑ͞ • ໎ͬͨΒ΍ͬͯΈΔ

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©MIXI ࣮੷ͷਂ۷Γ 2/2

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©MIXI ґཔ࣮੷ʢ࠶ܝʣ 36 ৽ଔݚम • FlutterݚमʲMIXI 23৽ଔٕज़ݚमʳ • FlutterݚमʲϛΫγΟ22৽ଔٕज़ݚमʳ ΠϯλϏϡʔهࣄ • ΤϯδχΞͷʮ૯߹ઓಆྗΞοϓʯʹISUCONΛ͓͢͢Ί͢Δཧ༝ͱ͸ • ʮܾͯ͠ਓͷ͍ͤʹ͸͠ͳ͍ʯॿ͚߹͍ͳ͕Βྑ͍ϞϊΛ࡞Δงғؾ͕͋ΔɻMIXIͰಇ͘एखࣾһ͕ͨͪޠΔձ ࣾͷັྗʢ֎෦ґཔʣ • ʮFlutterʯʹΑͬͯɺΞϓϦ։ൃ͕ര଎ʹʁʙΤϯδχΞ͕ޠΔٕज़Ѫ ˌ8ʙ • λεΫ͡Όͳ͘ϓϩμΫτʹίϛοτɻ৽نࣄۀͰཔΒΕΔΤϯδχΞʹʙ৽ଔ1೥໨ ੒௕ͷي੻ #24 ʙ • ϛΫγΟͷΤϯδχΞΠϯλʔϯͬͯԿ͢ΔͷʁܦݧऀͷຊԻ͕͔ͬͨ͢͝ʂ ొஃ • ʲגࣜձࣾMIXIʳmixi Engineer’s meetupୈ࢛஄ʙएखΤϯδχΞͷي੻ฤʙ • தֶੜ͕ݱ໾ΤϯδχΞʹ͋Ε͜Εฉ͍ͪΌ͏ʂʙΘ͕ͨͨͪ͠޷͖ͳήʔϜ΍εϚϗͬͯɺ কདྷͲΜͳ࢓ࣄʹ ͭͳ͕Γ·͔͢ʁʙʢ֎෦ґཔʣ • ࠓճͷٕҭࡇ΋ʂ

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©MIXI ґཔ࣮੷ʢ࠶ܝʣ 37 ৽ଔݚम • FlutterݚमʲMIXI 23৽ଔٕज़ݚमʳ • FlutterݚमʲϛΫγΟ22৽ଔٕज़ݚमʳ ΠϯλϏϡʔهࣄ • ΤϯδχΞͷʮ૯߹ઓಆྗΞοϓʯʹISUCONΛ͓͢͢Ί͢Δཧ༝ͱ͸ • ʮܾͯ͠ਓͷ͍ͤʹ͸͠ͳ͍ʯॿ͚߹͍ͳ͕Βྑ͍ϞϊΛ࡞Δงғؾ͕͋ΔɻMIXIͰಇ͘एखࣾһ͕ͨͪޠΔձ ࣾͷັྗʢ֎෦ґཔʣ • ʮFlutterʯʹΑͬͯɺΞϓϦ։ൃ͕ര଎ʹʁʙΤϯδχΞ͕ޠΔٕज़Ѫ ˌ8ʙ • λεΫ͡Όͳ͘ϓϩμΫτʹίϛοτɻ৽نࣄۀͰཔΒΕΔΤϯδχΞʹʙ৽ଔ1೥໨ ੒௕ͷي੻ #24 ʙ • ϛΫγΟͷΤϯδχΞΠϯλʔϯͬͯԿ͢ΔͷʁܦݧऀͷຊԻ͕͔ͬͨ͢͝ʂ ొஃ • ʲגࣜձࣾMIXIʳmixi Engineer’s meetupୈ࢛஄ʙएखΤϯδχΞͷي੻ฤʙ • தֶੜ͕ݱ໾ΤϯδχΞʹ͋Ε͜Εฉ͍ͪΌ͏ʂʙΘ͕ͨͨͪ͠޷͖ͳήʔϜ΍εϚϗͬͯɺ কདྷͲΜͳ࢓ࣄʹ ͭͳ͕Γ·͔͢ʁʙʢ֎෦ґཔʣ • ࠓճͷٕҭࡇ΋ʂ

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©MIXI ࣮੷ਂ۷Γ > ISUCON ΠϯλϏϡʔ

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©MIXI ࣮੷ਂ۷Γ > ISUCON ΠϯλϏϡʔ 39 • ISUCON ͱ͸ Iikanjini Speed Up Contest ͷུ • αʔϏεͷύϑΥʔϚϯενϡʔχϯάΛڝ͍߹͏ίϯςετ • ISUCON ͸͍͍ͧɹɹͱ͍͏هࣄ https://mixi-developers.mixi.co.jp/improving-engineering-skills-at-isucon-393e26a52d12

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©MIXI ͳͥΠϯλϏϡʔʹࢸͬͨͷ͔

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©MIXI ࣮੷ਂ۷Γ > ISUCON ΠϯλϏϡʔ > ͳΜͰґཔ͞ΕͨΜͩΖ͏ʁ 41 • ΋ͱ΋ͱ ISUCON ʹࢀՃܸͯ͠௜ͨ͠ࢀՃϒϩάΛॻ͍͍ͯͨ • ͦΕ͕ DevRel ͞Μͷ໨ʹࢭ·ͬͨ https://zenn.dev/kuno/articles/369a4754758791

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©MIXI 42 • ΠϯλϏϡʔͯ͠΋Β͏ͭ΋ΓͰࢀՃϒϩάΛॻ͍ͨΘ͚Ͱ͸ͳ͍ • ISUCON ʹڵຯ͋ͬͨͷͰࢼ͠ʹΤϯτϦʔͯ͠ΈΔ   => ܸ௜ͨ͠ͷͰࢀՃϒϩάΛॻ͍͓ͯ͜͏   => ͨ·ͨ·ΠϯλϏϡʔΛड͚Δ͜ͱʹͳΔ ࣮੷ਂ۷Γ > ISUCON ΠϯλϏϡʔ > ͳΜͰґཔ͞ΕͨΜͩΖ͏ʁ

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©MIXI 43 • ΠϯλϏϡʔͯ͠΋Β͏ͭ΋ΓͰࢀՃϒϩάΛॻ͍ͨΘ͚Ͱ͸ͳ͍ • ISUCON ʹڵຯ͋ͬͨͷͰࢼ͠ʹΤϯτϦʔͯ͠ΈΔ   => ܸ௜ͨ͠ͷͰࢀՃϒϩάΛॻ͍͓ͯ͜͏   => ͨ·ͨ·ΠϯλϏϡʔΛड͚Δ͜ͱʹͳΔ • ܭըతۮൃੑཧ࿦ͱ͍͏΋ͷ͕͋Δ • ࣗΒߦಈ͢Δ͜ͱͰͨ·ͨ·ͷස౓Λ্͍͛ͯ͘ ࣮੷ਂ۷Γ > ISUCON ΠϯλϏϡʔ > ͳΜͰґཔ͞ΕͨΜͩΖ͏ʁ ܭըతۮൃੑཧ࿦: https://ja.wikipedia.org/wiki/%E8%A8%88%E7%94%BB%E7%9A%84%E5%81%B6%E7%99%BA%E6%80%A7%E7%90%86%E8%AB%96

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©MIXI ࣮੷ਂ۷Γ > ISUCON ΠϯλϏϡʔ > ܭըతۮൃੑཧ࿦ 44 • ৺ཧֶऀͷΫϥϯϘϧπڭतʹΑͬͯ 1999 ೥ʹൃද͞ΕͨΩϟϦΞཧ࿦ • ݸਓͷΩϟϦΞͷ 8 ׂ͸༧૝͠ͳ͍ۮൃతͳ͜ͱʹΑܾͬͯఆ͞ΕΔ ܭըతۮൃੑཧ࿦: https://ja.wikipedia.org/wiki/%E8%A8%88%E7%94%BB%E7%9A%84%E5%81%B6%E7%99%BA%E6%80%A7%E7%90%86%E8%AB%96

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©MIXI ࣮੷ਂ۷Γ > ISUCON ΠϯλϏϡʔ > ܭըతۮൃੑཧ࿦ 45 • ৺ཧֶऀͷΫϥϯϘϧπڭतʹΑͬͯ 1999 ೥ʹൃද͞ΕͨΩϟϦΞཧ࿦ • ݸਓͷΩϟϦΞͷ 8 ׂ͸༧૝͠ͳ͍ۮൃతͳ͜ͱʹΑܾͬͯఆ͞ΕΔ • ࣗ෼ͷΩϟϦΞΛΑΓΑ͘͢ΔͨΊʹ • ༧ظͤ͵ग़དྷࣄ͕ى͖ͨͱ͖ͷͨΊͷ४උΛ͢Δ • Կ͔ى͖ΔͷΛ଴ͭͷͰ͸ͳ͘ҙਤతʹߦಈ͢Δ • νϟϨϯδͨ͠਺͚ࣦͩഊ΋͢Δ͚Ͳ੒ޭ͢Δ֬཰΋্͕Δʂ ܭըతۮൃੑཧ࿦: https://ja.wikipedia.org/wiki/%E8%A8%88%E7%94%BB%E7%9A%84%E5%81%B6%E7%99%BA%E6%80%A7%E7%90%86%E8%AB%96

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©MIXI ࣮੷ਂ۷Γ > ISUCON ΠϯλϏϡʔ > ܭըతۮൃੑཧ࿦ 46 • ৺ཧֶऀͷΫϥϯϘϧπڭतʹΑͬͯ 1999 ೥ʹൃද͞ΕͨΩϟϦΞཧ࿦ • ݸਓͷΩϟϦΞͷ 8 ׂ͸༧૝͠ͳ͍ۮൃతͳ͜ͱʹΑܾͬͯఆ͞ΕΔ • ࣗ෼ͷΩϟϦΞΛΑΓΑ͘͢ΔͨΊʹ • ༧ظͤ͵ग़དྷࣄ͕ى͖ͨͱ͖ͷͨΊͷ४උΛ͢Δ • Կ͔ى͖ΔͷΛ଴ͭͷͰ͸ͳ͘ҙਤతʹߦಈ͢Δ • νϟϨϯδͨ͠਺͚ࣦͩഊ΋͢Δ͚Ͳ੒ޭ͢Δ֬཰΋্͕Δʂ ܭըతۮൃੑཧ࿦: https://ja.wikipedia.org/wiki/%E8%A8%88%E7%94%BB%E7%9A%84%E5%81%B6%E7%99%BA%E6%80%A7%E7%90%86%E8%AB%96 ҋӢʹߦಈ͢Ε͹ྑ͍ͷ͔ʁ

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©MIXI ࣮੷ਂ۷Γ > ISUCON ΠϯλϏϡʔ > ܭըతۮൃੑཧ࿦ 47 • ৺ཧֶऀͷΫϥϯϘϧπڭतʹΑͬͯ 1999 ೥ʹൃද͞ΕͨΩϟϦΞཧ࿦ • ݸਓͷΩϟϦΞͷ 8 ׂ͸༧૝͠ͳ͍ۮൃతͳ͜ͱʹΑܾͬͯఆ͞ΕΔ • ࣗ෼ͷΩϟϦΞΛΑΓΑ͘͢ΔͨΊʹ • ༧ظͤ͵ग़དྷࣄ͕ى͖ͨͱ͖ͷͨΊͷ४උΛ͢Δ • Կ͔ى͖ΔͷΛ଴ͭͷͰ͸ͳ͘ҙਤతʹߦಈ͢Δ • νϟϨϯδͨ͠਺͚ࣦͩഊ΋͢Δ͚Ͳ੒ޭ͢Δ֬཰΋্͕Δʂ ܭըతۮൃੑཧ࿦: https://ja.wikipedia.org/wiki/%E8%A8%88%E7%94%BB%E7%9A%84%E5%81%B6%E7%99%BA%E6%80%A7%E7%90%86%E8%AB%96 NOʂ

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©MIXI 48 ޷ح৺ ࣮੷ਂ۷Γ > ISUCON ΠϯλϏϡʔ > ܭըతۮൃੑཧ࿦ ָ؍ੑ ๯ݥ৺ ࣋ଓੑ ॊೈੑ ߦಈࢦ਑ ܭըతۮൃੑཧ࿦: https://ja.wikipedia.org/wiki/%E8%A8%88%E7%94%BB%E7%9A%84%E5%81%B6%E7%99%BA%E6%80%A7%E7%90%86%E8%AB%96

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©MIXI 49 ޷ح৺ ࣮੷ਂ۷Γ > ISUCON ΠϯλϏϡʔ > ܭըతۮൃੑཧ࿦ ָ؍ੑ ๯ݥ৺ ࣋ଓੑ ॊೈੑ ৽͍͜͠ͱʹ ڵຯΛ࣋ͪଓ͚Δ ݁Ռ͕Θ͔Βͳͯ͘΋ ௅ઓ͢Δ Կࣄ΋ϙδςΟϒʹ ߟ͑Δ ͩ͜ΘΓ͗ͣ͢ʹ ॊೈͳ࢟੎ΛͱΔ ࣦഊͯ͠΋͖͋ΒΊͣʹ ౒ྗ͢Δ ܭըతۮൃੑཧ࿦: https://ja.wikipedia.org/wiki/%E8%A8%88%E7%94%BB%E7%9A%84%E5%81%B6%E7%99%BA%E6%80%A7%E7%90%86%E8%AB%96

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©MIXI 50 ޷ح৺ ࣮੷ਂ۷Γ > ISUCON ΠϯλϏϡʔ > ܭըతۮൃੑཧ࿦ ָ؍ੑ ๯ݥ৺ ࣋ଓੑ ॊೈੑ αʔόʔαΠυ։ൃ ؾʹͳΔͳ… αʔόʔ։ൃ΋ ISUCON ΋΍ͬͯΈΑ͏ʂ ISUCON ܸ௜͚ͨ͠Ͳ ͨ͘͞Μֶ΂ͨʂ αʔόʔ΋ϑϩϯτ΋ ։ൃָ͍͠ʂ དྷ೥ͷ ISUCON Ͱ͸ ΋ͬͱ఺਺औΕΔΑ͏ʹؤுΔʂ ܭըతۮൃੑཧ࿦: https://ja.wikipedia.org/wiki/%E8%A8%88%E7%94%BB%E7%9A%84%E5%81%B6%E7%99%BA%E6%80%A7%E7%90%86%E8%AB%96

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©MIXI ࣮੷ਂ۷Γ > ISUCON ΠϯλϏϡʔ > ·ͱΊ 51 • ܭըతۮൃੑཧ࿦Λҙࣝ • ࣦഊΛڪΕͣʹࢼߦճ਺Λ૿΍͢ • ϙδςΟϒʹॊೈʹߟ͑Δʂ • ࣦഊମݧʹ͸Ձ஋͕͋Δ • ࣮ࡍ ܸ௜ͨ͠ϒϩά͚ͩͬͨͲνϟϯε͕෣͍ࠐΜͰ͖ͨ • ਓͷ੒ޭମݧ͸ਅࣅͯ͠΋੒ޭ͠ͳ͍͚Ͳࣦഊ͸ආ͚Δ͜ͱ͕Ͱ͖Δ • ·͔͞Γ͸౤͛Δํ͕ѱ͍ʂʂʂʂʂ • ಊʑͱ֎෦ൃ৴νϟϨϯδʂ

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©MIXI ͳͥґཔͯ͘͠ΕΔͷ͔࣮ࡍʹฉ͍ͯΈͨʂ 53 • ٕज़Λָ͠ΜͰΔ͔Βʂ • Ξ΢τϓοτͨ͠Γߦಈͨ͠Γ • ϙδςΟϒʗωΨςΟϒܦݧΛ͍Ζ͍Ζ͍ͯ͠Δ • ࣗ෼͝ͱʹ뱌ͯ͠ߟ͑ͯɼ࣍ʹͭͳ͛Α͏ͱߦಈ͍ͯ͠Δલ޲͖͞ • ͔ͦ͜Βసͯ͡ɼࣗ෼ͷҙࢤܾఆΛ͍ͯ͠Δ • ܦݧ΍Τϐιʔυ͕ൺֱత๛෋ • ϞόΠϧɾόοΫΤϯυΛண࣮ʹܦݧΛ͍ͯ͠Δ • ؔ࿈৬ೳΛֶͿҙٛΛ࣮ମݧʹج͖ͮ࿩ͤΔ • ίϛϡχέʔγϣϯೳྗ͕ߴ͍ • ૬खͷ఻͍͑ͨ or ฉ͖͍ͨҙਤΛ἞Έऔͬͨձ࿩͕Ͱ͖Δ • ཰௚Ͱ዁౓ͳ͘࿩ͯ͘͠ΕΔҰํɼϙδςΟϒɾલ޲͖ͳݴ༿ΛؚΊͯ׆͖׆͖ͱ࿩ͯ͘͠ΕΔ • ࣗݾ঺հΛͨ࣌͠ͷসإ΍ϦΞΫγϣϯͷྑ͕͞ҹ৅ʹ࢒͍ͬͯͨ

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©MIXI ͳͥґཔͯ͘͠ΕΔͷ͔࣮ࡍʹฉ͍ͯΈͨʂ 54 • ٕज़Λָ͠ΜͰΔ͔Βʂ • Ξ΢τϓοτͨ͠Γߦಈͨ͠Γ • ϙδςΟϒʗωΨςΟϒܦݧΛ͍Ζ͍Ζ͍ͯ͠Δ • ࣗ෼͝ͱʹ뱌ͯ͠ߟ͑ͯɼ࣍ʹͭͳ͛Α͏ͱߦಈ͍ͯ͠Δલ޲͖͞ • ͔ͦ͜Βసͯ͡ɼࣗ෼ͷҙࢤܾఆΛ͍ͯ͠Δ • ܦݧ΍Τϐιʔυ͕ൺֱత๛෋ • ϞόΠϧɾόοΫΤϯυΛண࣮ʹܦݧΛ͍ͯ͠Δ • ؔ࿈৬ೳΛֶͿҙٛΛ࣮ମݧʹج͖ͮ࿩ͤΔ • ίϛϡχέʔγϣϯೳྗ͕ߴ͍ • ૬खͷ఻͍͑ͨ or ฉ͖͍ͨҙਤΛ἞Έऔͬͨձ࿩͕Ͱ͖Δ • ཰௚Ͱ዁౓ͳ͘࿩ͯ͘͠ΕΔҰํɼϙδςΟϒɾલ޲͖ͳݴ༿ΛؚΊͯ׆͖׆͖ͱ࿩ͯ͘͠ΕΔ • ࣗݾ঺հΛͨ࣌͠ͷসإ΍ϦΞΫγϣϯͷྑ͕͞ҹ৅ʹ࢒͍ͬͯͨ ࢓ࣄɾٕज़Λָ͠ΜͰ͍ͯੜ͖ੜ͖͍ͯ͠Δʂ ৭ʑͳ͜ͱʹऔΓ૊ΜͰ͍ͯ ৭ʑͳ࿩͢ωλΛ͍࣋ͬͯΔʂ

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©MIXI ͳͥґཔͯ͘͠ΕΔͷ͔࣮ࡍʹฉ͍ͯΈͨʂ 55 • ٕज़Λָ͠ΜͰΔ͔Βʂ • Ξ΢τϓοτͨ͠Γߦಈͨ͠Γ • ϙδςΟϒʗωΨςΟϒܦݧΛ͍Ζ͍Ζ͍ͯ͠Δ • ࣗ෼͝ͱʹ뱌ͯ͠ߟ͑ͯɼ࣍ʹͭͳ͛Α͏ͱߦಈ͍ͯ͠Δલ޲͖͞ • ͔ͦ͜Βసͯ͡ɼࣗ෼ͷҙࢤܾఆΛ͍ͯ͠Δ • ܦݧ΍Τϐιʔυ͕ൺֱత๛෋ • ϞόΠϧɾόοΫΤϯυΛண࣮ʹܦݧΛ͍ͯ͠Δ • ؔ࿈৬ೳΛֶͿҙٛΛ࣮ମݧʹج͖ͮ࿩ͤΔ • ίϛϡχέʔγϣϯೳྗ͕ߴ͍ • ૬खͷ఻͍͑ͨ or ฉ͖͍ͨҙਤΛ἞Έऔͬͨձ࿩͕Ͱ͖Δ • ཰௚Ͱ዁౓ͳ͘࿩ͯ͘͠ΕΔҰํɼϙδςΟϒɾલ޲͖ͳݴ༿ΛؚΊͯ׆͖׆͖ͱ࿩ͯ͘͠ΕΔ • ࣗݾ঺հΛͨ࣌͠ͷসإ΍ϦΞΫγϣϯͷྑ͕͞ҹ৅ʹ࢒͍ͬͯͨ ࣗ෼͕ ʰ͜͏͍͏ਓ͕͍Δձࣾʹߦ͖͍ͨͳʱ ͱࢥ͏Α͏ͳਓʹͳΕΔΑ͏ʹ

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©MIXI 57 • લఏΛ͖ͪΜͱ఻͑Δ • ࣗ෼͕஌͍ͬͯΔ͜ͱ͸૬ख΋஌͍ͬͯΔͩΖ͏ͱࢥ͍͕ͪ • ஌ࣝͷढ͍ͱ͍͏ೝ஌όΠΞε͕͔͔͍ͬͯΔ͜ͱΛ֮ࣗ͢Δʂ • ฉ͍ͨਓʹԿΛ࣋ͪؼͬͯ΋Β͍͍͔ͨΛܾΊ͓ͯ͘ • ݁ہԿ͕ݴ͍͍ͨͷ…ʁʹͳΒͳ͍Α͏ʹ • ఻͍͑ͨ͜ͱʹؔ܎͋Δ͜ͱ͔Ͳ͏͔Λऔࣺબ୒͠ͳ͕Βࢿྉ࡞੒͕Մೳʹ ొஃࢿྉ࡞੒Λߦ͏ࡍʹҙࣝ͢Δ͜ͱ > ߏ੒ ஌ࣝͷढ͍: https://ja.wikipedia.org/wiki/%E7%9F%A5%E8%AD%98%E3%81%AE%E5%91%AA%E3%81%84

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©MIXI 58 • จࣈ਺͸গͳ͚Ε͹ྑ͍ͱ͸ݶΒͳ͍ • ߨٛͳͷ͔ʁϐονͳͷ͔ʁLT ͳͷ͔ʁ • Ξχϝʔγϣϯ΋ѱͱ͸ݶΒͳ͍ • ղઆʹඞਢͳΞχϝʔγϣϯ͸ೖΕͯྑ͍ • ૷০Ξχϝʔγϣϯ͸ΦϯϥΠϯͩͱΧΫΧΫʹͳΔͷͰؾΛ෇͚Δ • PDF ʹͳͬͨͱ͖ʹΘ͔ΔΑ͏ʹϖʔδΛΘ͚Δͱྑ͍ • ਤ΍ΠϥετΛೖΕΔ • ݟָ͍ͯͯ͘͠Θ͔Γ΍͘͢ʂ ొஃࢿྉ࡞੒Λߦ͏ࡍʹҙࣝ͢Δ͜ͱ > දݱ

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©MIXI ηογϣϯ·ͱΊ

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©MIXI 60 ·ͱΊ > ֶੜͷ͏͔ͪΒҙ͓ࣝͯ͘͠ͱྑ͍ϙΠϯτ ՝୊Λݟ͚ͭղܾ͠Α͏ͱߦಈ͠Α͏ 1 2 3 4 ໎ͬͨΒ΍ͬͯΈΔࢥ͍੾Γͷྑ͞Λ࣋ͱ͏ ֎෦ൃ৴Λਪਐ͍ͯ͠ΔձࣾɾνʔϜʹॴଐ͠Α͏ ܭըతۮൃੑཧ࿦Λҙࣝͯ͠ΩϟϦΞΛίϯτϩʔϧ͠Α͏