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Repro の開発組織体制の変遷そして Platform Engineering / Plat...

Repro の開発組織体制の変遷そして Platform Engineering / Platform Engineering Meetup #6

Takeshi Arabiki

December 06, 2023
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  1. © 2023 Repro Inc. │ CONFIDENTIAL Reproגࣜձࣾ Development Div. Platform

    Team Takeshi Arabiki (@a_bicky) Reproͷ։ൃ૊৫ମ੍ͷมભ ͦͯ͠Platform Engineering Platform Engineering Meetup #6 (2023-12-06)
  2. Takeshi Arabiki HN a_bicky/abicky Blog ͋Βͼ͖೔ه ܦྺ 2011-2013: גࣜձࣾσΟʔɾΤψɾΤʔ 2013-2017:

    ΫοΫύουגࣜձࣾ 2017-current: Reproגࣜձࣾ Reproגࣜձࣾ Development Div. Platform Team Team Manager ࣗݾ঺հ
  3. © 2023 Repro Inc. │ CONFIDENTIAL ৘ใऩू ෼ੳɾηάϝϯτ ҰਓͻͱΓʹ࠷దͳࢪࡦΛ࣮ࢪ ଟ༷ͳσʔλΛ෼ੳ

    ϢʔβʔΛηάϝϯτ ϙοϓΞοϓ ਧ͖ग़͠ ϝʔϧ ΞϓϦ಺઀٬ ΞϓϦ಺઀٬ ΞϓϦ಺઀٬ ίϯςϯπຒΊࠐΈ ϓογϡ௨஌ Ϩίϝϯυ Web ళฮ ΞϓϦ ϦΞϧλΠϜͷ One to One ίϛϡχέʔγϣϯ
  4. © 2023 Repro Inc. │ CONFIDENTIAL ReproͷαʔόαΠυΛࢧ͑Δओͳٕज़ (2018೥3݄) BigQuery Rundeck

    Amazon EC2 Amazon ECS Amazon Aurora (MySQL Compatible) Amazon ElastiCache (Redis) Amazon S3
  5. © 2023 Repro Inc. │ CONFIDENTIAL 2018೥3݄ͷঢ়گ • ϓϩμΫτΦʔφʔ͕શػೳʹ͍ͭͯৄࡉ·Ͱఆٛ -

    ΤϯδχΞ͸ܾΊΒΕͨ΋ͷΛ୶ʑͱ࣮૷͢Δ͚ͩ • ݩʑSREνʔϜ͕ଘࡏ͍͕ͯͨ͠։ൃମ੍ͷݟ௚͠ʹΑΓ2017೥10݄ʹղࢄ - ApplicationνʔϜɺDatastoreνʔϜͷ2νʔϜͰ୲౰ྖҬΛ෼୲ • ApplicationνʔϜͷϝϯόʔʹٻΊΒΕΔͷ͸ҰൠతͳRailsΤϯδχΞͷεΩϧ • ৔౰ͨΓతͳΞϥʔτରԠ΍ޙखʹճΔΩϟύγςΟϓϥϯχϯά - ಛʹPrestoؔ࿈
  6. © 2023 Repro Inc. │ CONFIDENTIAL • ϓϩμΫτΦʔφʔ͕શػೳʹ͍ͭͯৄࡉ·Ͱఆٛ - ΤϯδχΞ͸ܾΊΒΕͨ΋ͷΛ୶ʑͱ࣮૷͢Δ͚ͩ

    • ݩʑSREνʔϜ͕ଘࡏ͍͕ͯͨ͠։ൃମ੍ͷݟ௚͠ʹΑΓ2017೥10݄ʹղࢄ - ApplicationνʔϜɺDatastoreνʔϜͷ2νʔϜͰ୲౰ྖҬΛ෼୲ • ApplicationνʔϜͷϝϯόʔʹٻΊΒΕΔͷ͸ҰൠతͳRailsΤϯδχΞͷεΩϧ • ৔౰ͨΓతͳΞϥʔτରԠ΍ޙखʹճΔΩϟύγςΟϓϥϯχϯά - ಛʹPrestoؔ࿈ 2018೥3݄ͷঢ়گ
  7. © 2023 Repro Inc. │ CONFIDENTIAL ReproͷαʔόαΠυΛࢧ͑Δओͳٕज़ (2018೥3݄) BigQuery Rundeck

    Amazon EC2 Amazon ECS Amazon Aurora (MySQL Compatible) Amazon ElastiCache (Redis) Amazon S3
  8. © 2023 Repro Inc. │ CONFIDENTIAL ৘ใऩू ෼ੳɾηάϝϯτ ҰਓͻͱΓʹ࠷దͳࢪࡦΛ࣮ࢪ ଟ༷ͳσʔλΛ෼ੳ

    ϢʔβʔΛηάϝϯτ ϙοϓΞοϓ ਧ͖ग़͠ ϝʔϧ ΞϓϦ಺઀٬ ΞϓϦ಺઀٬ ΞϓϦ಺઀٬ ίϯςϯπຒΊࠐΈ ϓογϡ௨஌ Ϩίϝϯυ Web ళฮ ΞϓϦ ϦΞϧλΠϜͷ One to One ίϛϡχέʔγϣϯ
  9. © 2023 Repro Inc. │ CONFIDENTIAL ReproͷαʔόαΠυΛࢧ͑Δओͳٕज़ (2019೥4݄) BigQuery Rundeck

    Amazon EC2 Amazon ECS Amazon Aurora (MySQL Compatible) Amazon ElastiCache (Redis) Amazon S3 NEW NEW NEW
  10. © 2023 Repro Inc. │ CONFIDENTIAL 2019೥4݄ͷঢ়گ • σʔλύΠϓϥΠϯؔ܎ͷ։ൃɾӡ༻͸CTOͱΠϯϑϥνʔϜ͕ϝΠϯͰ୲౰ •

    ػೳ։ൃνʔϜͷϝϯόʔʹٻΊΒΕΔͷ͸ҰൠతͳRailsΤϯδχΞͷεΩϧ - Cassandraʹ͍ͭͯҙࣝ͢Δ͜ͱ͸΄΅ͳ͠ • ϓϩμΫτΦʔφʔ͕શػೳʹ͍ͭͯৄࡉ·Ͱఆٛ - ΤϯδχΞ͸ܾΊΒΕͨ΋ͷΛ୶ʑͱ࣮૷͢Δ͚ͩ - ϓϩμΫτΦʔφʔ͕ࢢگͷมԽΛಡΈͳ͕Βػೳͷৄࡉ·Ͱఆٛ͢Δʹ͸ݶք
  11. © 2023 Repro Inc. │ CONFIDENTIAL 2019೥4݄ͷঢ়گ • σʔλύΠϓϥΠϯؔ܎ͷ։ൃɾӡ༻͸CTOͱΠϯϑϥνʔϜ͕ϝΠϯͰ୲౰ •

    ػೳ։ൃνʔϜͷϝϯόʔʹٻΊΒΕΔͷ͸ҰൠతͳRailsΤϯδχΞͷεΩϧ - Cassandraʹ͍ͭͯҙࣝ͢Δ͜ͱ͸΄΅ͳ͠ • ϓϩμΫτΦʔφʔ͕શػೳʹ͍ͭͯৄࡉ·Ͱఆٛ - ΤϯδχΞ͸ܾΊΒΕͨ΋ͷΛ୶ʑͱ࣮૷͢Δ͚ͩ - ϓϩμΫτΦʔφʔ͕ࢢگͷมԽΛಡΈͳ͕Βػೳͷৄࡉ·Ͱఆٛ͢Δʹ͸ݶք ΤϯδχΞͰ΋ػೳͷৄࡉΛ٧ΊΒΕΔΑ͏ʹͳΔ͜ͱ͕ٸ຿
  12. © 2023 Repro Inc. │ CONFIDENTIAL LeSS (Large Scale Scrum)

    ͷಋೖ Dev 1 Dev 2 Development Div. Dev 3 Dev 4 (Infra Team + CTO)
  13. © 2023 Repro Inc. │ CONFIDENTIAL LeSSಋೖͷޮՌ • Before -

    ΤϯδχΞ͸ܾΊΒΕͨ΋ͷΛ୶ʑͱ࣮૷͢Δ͚ͩ • After - νʔϜҰ؟ͱͳͬͯސ٬໨ઢͰཁ݅Λ٧ΊͯػೳΛ։ൃ
  14. © 2023 Repro Inc. │ CONFIDENTIAL LeSSಋೖͷޮՌ • Before -

    ΤϯδχΞ͸ܾΊΒΕͨ΋ͷΛ୶ʑͱ࣮૷͢Δ͚ͩ • After - νʔϜҰ؟ͱͳͬͯސ٬໨ઢͰཁ݅Λ٧ΊͯػೳΛ։ൃ CLEAR
  15. © 2023 Repro Inc. │ CONFIDENTIAL ReproͷαʔόαΠυΛࢧ͑Δओͳٕज़ Amazon Corretto (Java)

    BigQuery Kafka Streams Rundeck Amazon EC2 Amazon ECS Amazon Aurora (MySQL Compatible) Amazon ElastiCache (Redis) Amazon S3 NEW NEW NEW
  16. © 2023 Repro Inc. │ CONFIDENTIAL 2021೥8݄ͷঢ়گ • Dev 4ʢچΠϯϑϥνʔϜ+CTOʣ͸ϦΞʔΩςΫνϟͷ΄ͱΜͲΛ୲౰

    - όονूܭॲཧͷ൚༻ԽɺKafkaಋೖʹ൐͏ϦΞʔΩςΫνϟ etc. • ػೳ։ൃνʔϜͷϝϯόʔ΋Cassandra΍KafkaΛ࢖͏ඞཁ͋Γ • ৽͍͠CTOͷब೚ - લCTO͸Chief Architectͱ͍͏ݞॻʹ • ܗ֚Խ͢ΔLeSS (Large Scale Scrum) - ಉ͡λΠϛϯάͰεΫϥϜతͳಈ͖Λ͍ͯ͠Δ׬શผνʔϜԽ - ֤νʔϜ௕ظʹ౉ͬͯಛఆͷϓϩδΣΫτΛ୲౰ - νʔϜΛލ͍Ͱෳ਺ͷϓϩδΣΫτΛ୲౰͢Δਓ΋͍ͨΒ͍͠ʢ͏Ζ֮͑ʣ
  17. © 2023 Repro Inc. │ CONFIDENTIAL ϓϩδΣΫτ੍΁ͷҠߦ Sys-InfraʢDev 4͔Β໊শมߋʣ ˚˚ϓϩδΣΫτ

    ̋̋ϓϩδΣΫτ ✕✕ϓϩδΣΫτ Development Div. ػೳ։ൃνʔϜʢϓϩδΣΫτ੍ʣ ৽CTO
  18. © 2023 Repro Inc. │ CONFIDENTIAL 2021೥8݄ͷঢ়گ • Dev 4ʢچΠϯϑϥνʔϜ+CTOʣ͸ϦΞʔΩςΫνϟͷ΄ͱΜͲΛ୲౰

    - όονूܭॲཧͷ൚༻ԽɺKafkaಋೖʹ൐͏ϦΞʔΩςΫνϟ etc. • ػೳ։ൃνʔϜͷϝϯόʔ΋Cassandra΍KafkaΛ࢖͏ඞཁ͋Γ • ৽͍͠CTOͷब೚ - લCTO͸Chief Architectͱ͍͏ݞॻʹ • ܗ֚Խ͢ΔLeSS (Large Scale Scrum) - ಉ͡λΠϛϯάͰεΫϥϜతͳಈ͖Λ͍ͯ͠Δ׬શผνʔϜԽ - ֤νʔϜ௕ظʹ౉ͬͯಛఆͷϓϩδΣΫτΛ୲౰ - νʔϜΛލ͍Ͱෳ਺ͷϓϩδΣΫτΛ୲౰͢Δਓ΋͍ͨΒ͍͠ʢ͏Ζ֮͑ʣ
  19. © 2023 Repro Inc. │ CONFIDENTIAL 2021೥8݄ͷঢ়گ • Dev 4ʢچΠϯϑϥνʔϜ+CTOʣ͸ϦΞʔΩςΫνϟͷ΄ͱΜͲΛ୲౰

    - όονूܭॲཧͷ൚༻ԽɺKafkaಋೖʹ൐͏ϦΞʔΩςΫνϟ etc. • ػೳ։ൃνʔϜͷϝϯόʔ΋Cassandra΍KafkaΛ࢖͏ඞཁ͋Γ • ৽͍͠CTOͷब೚ - લCTO͸Chief Architectͱ͍͏ݞॻʹ • ܗ֚Խ͢ΔLeSS (Large Scale Scrum) - ಉ͡λΠϛϯάͰεΫϥϜతͳಈ͖Λ͍ͯ͠Δ׬શผνʔϜԽ - ֤νʔϜ௕ظʹ౉ͬͯಛఆͷϓϩδΣΫτΛ୲౰ - νʔϜΛލ͍Ͱෳ਺ͷϓϩδΣΫτΛ୲౰͢Δਓ΋͍ͨΒ͍͠ʢ͏Ζ֮͑ʣ CLEAR
  20. © 2023 Repro Inc. │ CONFIDENTIAL 2021೥8݄ͷঢ়گ • Dev 4ʢچΠϯϑϥνʔϜ+CTOʣ͸ϦΞʔΩςΫνϟͷ΄ͱΜͲΛ୲౰

    - όονूܭॲཧͷ൚༻ԽɺKafkaಋೖʹ൐͏ϦΞʔΩςΫνϟ etc. • ػೳ։ൃνʔϜͷϝϯόʔ΋Cassandra΍KafkaΛ࢖͏ඞཁ͋Γ • ৽͍͠CTOͷब೚ - લCTO͸Chief Architectͱ͍͏ݞॻʹ • ܗ֚Խ͢ΔLeSS (Large Scale Scrum) - ಉ͡λΠϛϯάͰεΫϥϜతͳಈ͖Λ͍ͯ͠Δ׬શผνʔϜԽ - ֤νʔϜ௕ظʹ౉ͬͯಛఆͷϓϩδΣΫτΛ୲౰ - νʔϜΛލ͍Ͱෳ਺ͷϓϩδΣΫτΛ୲౰͢Δਓ΋͍ͨΒ͍͠ʢ͏Ζ֮͑ʣ CLEAR 🤔
  21. © 2023 Repro Inc. │ CONFIDENTIAL 2022೥य़ͷঢ়گ • ϓϩδΣΫτ੍ಋೖʹΑΓ֤ػೳͷ୲౰͕ᐆດԽ -

    ֤ϓϩδΣΫτνʔϜͷ੹೚ऀ΋ෆࡏ • ػೳɺϛυϧ΢ΣΞɺར༻AWSαʔϏε૿ՃʹΑΔશΤϯδχΞͷೝ஌ෛՙ૿େ • ແݶʹ޿͕ΔSys-InfraʢچΠϯϑϥνʔϜ+CTOʣͷकඋൣғ - Chief Architectͷಋೖ͢Δج൫ͷड͚ೖΕઌ - σʔλύΠϓϥΠϯؔ࿈ͷΞϓϦέʔγϣϯͷ։ൃɾӡ༻ʢҰ෦ଐਓԽʣ - AWSؔ࿈ͷϝϯςφϯεɺΩϟύγςΟϓϥϯχϯάɺίετͷݟੵ΋Γ etc. • ։ൃ૊৫ͷτοϓަ୅͕ܾఆ - Repro Coreͱ͍͏νʔϜͷઃཱ͕ܾ·ͬͨͱ͜ΖͰॳ୅CTOʹަ୅
  22. © 2023 Repro Inc. │ CONFIDENTIAL 2022೥य़ͷঢ়گ • ϓϩδΣΫτ੍ಋೖʹΑΓ֤ػೳͷ୲౰͕ᐆດԽ -

    ֤ϓϩδΣΫτνʔϜͷ੹೚ऀ΋ෆࡏ • ػೳɺϛυϧ΢ΣΞɺར༻AWSαʔϏε૿ՃʹΑΔશΤϯδχΞͷೝ஌ෛՙ૿େ • ແݶʹ޿͕ΔSys-InfraʢچΠϯϑϥνʔϜ+CTOʣͷकඋൣғ - Chief Architectͷಋೖ͢Δج൫ͷड͚ೖΕઌ - σʔλύΠϓϥΠϯؔ࿈ͷΞϓϦέʔγϣϯͷ։ൃɾӡ༻ʢҰ෦ଐਓԽʣ - AWSؔ࿈ͷϝϯςφϯεɺΩϟύγςΟϓϥϯχϯάɺίετͷݟੵ΋Γ etc. • ։ൃ૊৫ͷτοϓަ୅͕ܾఆ - Repro Coreͱ͍͏νʔϜͷઃཱ͕ܾ·ͬͨͱ͜ΖͰॳ୅CTOʹަ୅
  23. © 2023 Repro Inc. │ CONFIDENTIAL νʔϜτϙϩδʔͷڭ͑ᶃ ௕ଓ͖͢Δখ͞ͳνʔϜ͕͋Δ͜ͱͰɺιϑτ΢ΣΞͷΦʔφʔγοϓͷվળ͕࢝ ΊΒΕΔɻʢதུʣෳ਺ͷνʔϜʹಉҰͷγεςϜ·ͨ͸αϒγεςϜͷมߋΛڐ ͢ͱɺͦͷมߋͱɺมߋ͕΋ͨΒࠞ͢ཚʹ͍ͭͯɺ୭΋ΦʔφʔγοϓΛൃش͠ͳ

    ͘ͳΔةݥ͕͋Δɻ 6ϲ݄ͷϓϩδΣΫτΛ׬ྃͯ͠΍ͬͱνʔϜͷύϑΥʔϚϯε͕޲্͖ͯͨ͠ͱ͜Ζ ͰɺϝϯόʔΛଞͷνʔϜʹΞαΠϯ͠௚͢ͷ͸ɺ΄΅Ձ஋͕ͳ͍ɻ ʮνʔϜτϙϩδʔ Ձ஋͋Διϑτ΢ΣΞΛ͢͹΍͘ಧ͚ΔదԠܕ૊৫ઃܭʯ Chapter 3 νʔϜϑΝʔετࢥߟ ʮνʔϜτϙϩδʔ Ձ஋͋Διϑτ΢ΣΞΛ͢͹΍͘ಧ͚ΔదԠܕ૊৫ઃܭʯ Chapter 3 νʔϜϑΝʔετࢥߟ
  24. © 2023 Repro Inc. │ CONFIDENTIAL • ϓϩδΣΫτ੍ಋೖʹΑΓ֤ػೳͷ୲౰͕ᐆດԽ - ֤ϓϩδΣΫτνʔϜͷ੹೚ऀ΋ෆࡏ

    • ػೳɺϛυϧ΢ΣΞɺར༻AWSαʔϏε૿ՃʹΑΔશΤϯδχΞͷೝ஌ෛՙ૿େ • ແݶʹ޿͕ΔSys-InfraʢچΠϯϑϥνʔϜ+CTOʣͷकඋൣғ - Chief Architectͷಋೖ͢Δج൫ͷड͚ೖΕઌ - σʔλύΠϓϥΠϯؔ࿈ͷΞϓϦέʔγϣϯͷ։ൃɾӡ༻ - AWSؔ࿈ͷϝϯςφϯεɺΩϟύγςΟϓϥϯχϯάɺίετͷݟੵ΋Γ etc. • ։ൃ૊৫ͷτοϓަ୅ - Repro Coreͱ͍͏νʔϜͷઃཱ͕ܾ·ͬͨͱ͜ΖͰॳ୅CTOʹަ୅ 2022೥य़ͷঢ়گ
  25. © 2023 Repro Inc. │ CONFIDENTIAL νʔϜτϙϩδʔͷڭ͑ᶄ ιϑτ΢ΣΞγεςϜΛѻ͏νʔϜͷೝ஌ෛՙ͕ߴ͗ͨ͢Βɺιϑτ΢ΣΞͷΦʔ φʔγοϓΛൃشͨ͠Γɺιϑτ΢ΣΞΛ҆શʹਐԽͤͨ͞Γ͢Δ͜ͱ͕Ͱ͖ͳ͘ ͳΔɻʢதུʣϞμϯͳιϑτ΢ΣΞγεςϜͷσϦόϦʔͱӡ༻ΛޮՌతʹߦ͏

    ʹ͸ɺݚमͷ࣮ࢪɺద੾ͳٕज़બఆɺޏ༻ɺϖΞϓϩάϥϛϯάͳͲΛ௨ͯ͡ɺ૊ ৫͸՝୊಺ࡏੑෛՙΛ࠷খԽ͠ͳ͚Ε͹͍͚ͳ͍ɻ ʮνʔϜτϙϩδʔ Ձ஋͋Διϑτ΢ΣΞΛ͢͹΍͘ಧ͚ΔదԠܕ૊৫ઃܭʯ Chapter 3 νʔϜϑΝʔετࢥߟ ؆୯ʹ࢖͑ΔαʔϏεʢϓϥοτϑΥʔϜࢦ޲ͷΞϓϩʔν͕๬·͍͠ʣ΍ɺνʔ Ϝ͕ෆ׳ΕͳλεΫΛߦ͏ͱ͖ʹ͙͢ʹཔΕΔεϖγϟϦετͱ͍ͬͨαϙʔτγ εςϜ͕ͳ͍··ʹϓϩμΫτνʔϜΛ࡞Δͱɺଟ͘ͷϘτϧωοΫΛ࡞Γग़͢ɻ ʮνʔϜτϙϩδʔ Ձ஋͋Διϑτ΢ΣΞΛ͢͹΍͘ಧ͚ΔదԠܕ૊৫ઃܭʯ Chapter 4 ੩తͳτϙϩδʔ
  26. © 2023 Repro Inc. │ CONFIDENTIAL 2018೥࢝Ίͷঢ়گ • ϓϩμΫτΦʔφʔ͕શػೳʹ͍ͭͯৄࡉ·Ͱఆٛ -

    ΤϯδχΞ͸ܾΊΒΕͨ΋ͷΛ୶ʑͱ࣮૷͢Δ͚ͩ • ݩʑSREνʔϜ͕ଘࡏ͍͕ͯͨ͠։ൃମ੍ͷݟ௚͠ʹΑΓ2017೥10݄ʹղࢄ - ApplicationνʔϜɺDatastoreνʔϜͷ2νʔϜͰ୲౰ྖҬΛ෼୲ • ApplicationνʔϜͷϝϯόʔʹٻΊΒΕΔͷ͸ҰൠతͳRailsΤϯδχΞͷεΩϧ • ৔౰ͨΓతͳΞϥʔτରԠ΍ޙखʹճΔΩϟύγςΟϓϥϯχϯά - ಛʹPrestoؔ࿈
  27. © 2023 Repro Inc. │ CONFIDENTIAL 2019೥4݄ͷঢ়گ • σʔλύΠϓϥΠϯؔ܎ͷ։ൃɾӡ༻͸CTOͱΠϯϑϥνʔϜ͕ϝΠϯͰ୲౰ •

    ػೳ։ൃνʔϜͷϝϯόʔʹٻΊΒΕΔͷ͸ҰൠతͳRailsΤϯδχΞͷεΩϧ - Cassandraʹ͍ͭͯҙࣝ͢Δ͜ͱ͸΄΅ͳ͠ • ϓϩμΫτΦʔφʔ͕શػೳʹ͍ͭͯৄࡉ·Ͱఆٛ - ΤϯδχΞ͸ܾΊΒΕͨ΋ͷΛ୶ʑͱ࣮૷͢Δ͚ͩ - ϓϩμΫτΦʔφʔ͕ࢢگͷมԽΛಡΈͳ͕Βػೳͷৄࡉ·Ͱఆٛ͢Δʹ͸ݶք
  28. © 2023 Repro Inc. │ CONFIDENTIAL 2021೥8݄ͷঢ়گ • Dev 4ʢچΠϯϑϥνʔϜ+CTOʣ͸ϦΞʔΩςΫνϟͷ΄ͱΜͲΛ୲౰

    - όονूܭॲཧͷ൚༻ԽɺKafkaಋೖʹ൐͏ϦΞʔΩςΫνϟ etc. • ػೳ։ൃνʔϜͷϝϯόʔ΋Cassandra΍KafkaΛ࢖͏ඞཁ͋Γ • ৽͍͠CTOͷब೚ - લCTO͸Chief Architectͱ͍͏ݞॻʹ • ܗ֚Խ͢ΔLeSS (Large Scale Scrum) - ಉ͡λΠϛϯάͰεΫϥϜతͳಈ͖Λ͍ͯ͠Δ׬શผνʔϜԽ - ֤νʔϜ௕ظʹ౉ͬͯಛఆͷϓϩδΣΫτΛ୲౰ - νʔϜΛލ͍Ͱෳ਺ͷϓϩδΣΫτΛ୲౰͢Δਓ΋͍ͨΒ͍͠ʢ͏Ζ֮͑ʣ
  29. © 2023 Repro Inc. │ CONFIDENTIAL • ϓϩδΣΫτ੍ಋೖʹΑΓ֤ػೳͷ୲౰͕ᐆດԽ - ֤ϓϩδΣΫτνʔϜͷ੹೚ऀ΋ෆࡏ

    • ػೳɺϛυϧ΢ΣΞɺར༻AWSαʔϏε૿ՃʹΑΔશΤϯδχΞͷೝ஌ෛՙ૿େ • ແݶʹ޿͕ΔSys-InfraʢچΠϯϑϥνʔϜ+CTOʣͷकඋൣғ - Chief Architectͷಋೖ͢Δج൫ͷड͚ೖΕઌ - σʔλύΠϓϥΠϯؔ࿈ͷΞϓϦέʔγϣϯͷ։ൃɾӡ༻ʢҰ෦ଐਓԽʣ - AWSؔ࿈ͷϝϯςφϯεɺΩϟύγςΟϓϥϯχϯάɺίετͷݟੵ΋Γ etc. • ։ൃ૊৫ͷτοϓަ୅ - Repro Coreͱ͍͏νʔϜͷઃཱ͕ܾ·ͬͨͱ͜ΖͰॳ୅CTOʹަ୅ 2022೥य़ͷঢ়گ
  30. © 2023 Repro Inc. │ CONFIDENTIAL 2018೥࢝Ίͷঢ়گ • ϓϩμΫτΦʔφʔ͕શػೳʹ͍ͭͯৄࡉ·Ͱఆٛ -

    ΤϯδχΞ͸ܾΊΒΕͨ΋ͷΛ୶ʑͱ࣮૷͢Δ͚ͩ • ݩʑSREνʔϜ͕ଘࡏ͍͕ͯͨ͠։ൃମ੍ͷݟ௚͠ʹΑΓ2017೥10݄ʹղࢄ - ApplicationνʔϜɺDatastoreνʔϜͷ2νʔϜͰ୲౰ྖҬΛ෼୲ • ApplicationνʔϜͷϝϯόʔʹٻΊΒΕΔͷ͸ҰൠతͳRailsΤϯδχΞͷεΩϧ • ৔౰ͨΓతͳΞϥʔτରԠ΍ޙखʹճΔΩϟύγςΟϓϥϯχϯά - ಛʹPrestoؔ࿈
  31. © 2023 Repro Inc. │ CONFIDENTIAL 2019೥4݄ͷঢ়گ • σʔλύΠϓϥΠϯؔ܎ͷ։ൃɾӡ༻͸CTOͱΠϯϑϥνʔϜ͕ϝΠϯͰ୲౰ •

    ػೳ։ൃνʔϜͷϝϯόʔʹٻΊΒΕΔͷ͸ҰൠతͳRailsΤϯδχΞͷεΩϧ - Cassandraʹ͍ͭͯҙࣝ͢Δ͜ͱ͸΄΅ͳ͠ • ϓϩμΫτΦʔφʔ͕શػೳʹ͍ͭͯৄࡉ·Ͱఆٛ - ΤϯδχΞ͸ܾΊΒΕͨ΋ͷΛ୶ʑͱ࣮૷͢Δ͚ͩ - ϓϩμΫτΦʔφʔ͕ࢢگͷมԽΛಡΈͳ͕Βػೳͷৄࡉ·Ͱఆٛ͢Δʹ͸ݶք
  32. © 2023 Repro Inc. │ CONFIDENTIAL 2021೥8݄ͷঢ়گ • Dev 4ʢچΠϯϑϥνʔϜ+CTOʣ͸ϦΞʔΩςΫνϟͷ΄ͱΜͲΛ୲౰

    - όονूܭॲཧͷ൚༻ԽɺKafkaಋೖʹ൐͏ϦΞʔΩςΫνϟ etc. • ػೳ։ൃνʔϜͷϝϯόʔ΋Cassandra΍KafkaΛ࢖͏ඞཁ͋Γ • ৽͍͠CTOͷब೚ - લCTO͸Chief Architectͱ͍͏ݞॻʹ • ܗ֚Խ͢ΔLeSS (Large Scale Scrum) - ಉ͡λΠϛϯάͰεΫϥϜతͳಈ͖Λ͍ͯ͠Δ׬શผνʔϜԽ - ֤νʔϜ௕ظʹ౉ͬͯಛఆͷϓϩδΣΫτΛ୲౰ - νʔϜΛލ͍Ͱෳ਺ͷϓϩδΣΫτΛ୲౰͢Δਓ΋͍ͨΒ͍͠ʢ͏Ζ֮͑ʣ
  33. © 2023 Repro Inc. │ CONFIDENTIAL • ϓϩδΣΫτ੍ಋೖʹΑΓ֤ػೳͷ୲౰͕ᐆດ - ֤ϓϩδΣΫτνʔϜͷ੹೚ऀ΋ෆࡏ

    • ػೳɺϛυϧ΢ΣΞɺར༻AWSαʔϏε૿ՃʹΑΔશΤϯδχΞͷೝ஌ෛՙ૿େ • ແݶʹ޿͕ΔSys-InfraʢچΠϯϑϥνʔϜ+CTOʣͷकඋൣғ - Chief Architectͷಋೖ͢Δج൫ͷड͚ೖΕઌ - σʔλύΠϓϥΠϯؔ࿈ͷΞϓϦέʔγϣϯͷ։ൃɾӡ༻ʢҰ෦ଐਓԽʣ - AWSؔ࿈ͷϝϯςφϯεɺΩϟύγςΟϓϥϯχϯάɺίετͷݟੵ΋Γ etc. • ։ൃ૊৫ͷτοϓަ୅ - Repro Coreͱ͍͏νʔϜͷઃཱ͕ܾ·ͬͨͱ͜ΖͰॳ୅CTOʹަ୅ 2022೥य़ͷঢ়گ
  34. © 2023 Repro Inc. │ CONFIDENTIAL ࠶ܝ: ReproͷαʔόαΠυΛࢧ͑Δओͳٕज़ Amazon Corretto

    (Java) BigQuery Kafka Streams Rundeck Amazon EC2 Amazon ECS Amazon Aurora (MySQL Compatible) Amazon ElastiCache (Redis) Amazon S3
  35. © 2023 Repro Inc. │ CONFIDENTIAL 2022೥8݄ͷαʔόαΠυνʔϜͷߏ੒ Sys-Infra Feature Team

    1 Repro Core Feature Team 2 Development Div. ػೳ։ൃνʔϜʢجຊݻఆʣ NEW
  36. © 2023 Repro Inc. │ CONFIDENTIAL ֤νʔϜͷ੹຿ • Repro Core

    - ސ٬ʹ௚઀తͳՁ஋͸ಧ͚ͳ͍͕ɺFeature Team ͕ސ٬ʹՁ஋Λಧ͚Δ্Ͱඞཁ ͱͳΔڞ௨ج൫Λఏڙ - e.g. όονɾετϦʔϛϯάσʔλύΠϓϥΠϯͷ։ൃɾӡ༻ • Sys-Infra - ۃ୺ͳ࿩Reproݻ༗ͷ஌͕ࣝͳͯ͘΋੒Γཱͭڞ௨ج൫ͷఏڙ - e.g. ڞ௨Ͱར༻͍ͯ͠Δϛυϧ΢ΣΞʢKafka౳ʣɾAWSαʔϏεͷӡ༻ • Feature Team - ސ٬ʹ௚઀తͳՁ஋Λಧ͚Δػೳͷ։ൃɾӡ༻
  37. © 2023 Repro Inc. │ CONFIDENTIAL ղܾ͍ͨ͠՝୊ͱ৽ମ੍ʹظ଴͢ΔޮՌ • ֤ίϯϙʔωϯτͷ୲౰͕ᐆດ -

    → νʔϜΛجຊతʹݻఆ͢Δ͜ͱͰ୲౰΋ݻఆ • ػೳ։ൃ͢ΔνʔϜͷೝ஌ෛՙ্͕͕͍ͬͯΔ্ʹαϙʔτ΋ͳ͍ - → Repro CoreͱSys-Infra͕ೝ஌ෛՙΛԼ͛Δ࢓૊ΈΛ੔උ&ΠωΠϒϦϯά • ಛఆͷνʔϜͷೝ஌ෛՙ͕ҟৗʹߴ͍ - → Sys-Infraͷ੹຿ͷҰ෦ΛRepo Coreʹ෼ׂ
  38. © 2023 Repro Inc. │ CONFIDENTIAL ݱࡏͷαʔόαΠυνʔϜͷߏ੒ Sys-Infra Feature Team

    1 Repro Core Feature Team 2 Development Div. Platform Team Repro Team
  39. © 2023 Repro Inc. │ CONFIDENTIAL ݱࡏ๊͍͑ͯΔ՝୊ • RailsΞϓϦέʔγϣϯΛϚΠΫϩαʔϏεԽͰ͖͍ͯͳ͍ -

    ෳ਺ͷECSαʔϏεʹ͸෼͔Ε͍ͯΔ͕ϦϙδτϦ΋σϓϩΠ΋ಉ͡ - ϦϙδτϦ͕෼͔Ε͍ͯΔίϯϙʔωϯτͷதʹ͸෼ࢄϞϊϦεͬΆ͍΋ͷ΋ • Platform Team͕ػೳ։ൃνʔϜͷೝ஌ෛՙΛݮΒͨ͢Ίʹे෼ͳ࣌ؒΛׂ͚͍ͯͳ͍ - Sys-Infra͸ۀ຿աଟͰͰ͖͍ͯͳ͔ͬͨΞοϓάϨʔυۀ͕ཷ·͍ͬͯΔ - Repro Core͸νʔϜϏϧσΟϯάͩͬͨΓલ਎νʔϜͷෛ࠴ղফͩͬͨΓ • Repro Coreࣗ਎ͷೝ஌ෛՙ͕෺ੌ͘େ͖͍ - νʔϜ෼ׂ౳Ҏ֎ͷղফํ๏͸ͳͦ͞͏͕ͩਓ਺͕଍Γͳ͍ • શνʔϜͷΠϯλϥΫγϣϯϞʔυ͕·ͩʮίϥϘϨʔγϣϯʯ
  40. © 2023 Repro Inc. │ CONFIDENTIAL Reproͷ։ൃ૊৫ͷมભ 2018೥3݄ 2019೥4݄ 2022೥य़

    αʔϏε҆ఆԽͷͨΊʹ ΠϯϑϥνʔϜઃཱɻ ࣗ཯తͳ։ൃମ੍Λ໨ ࢦͯ͠LeSSಋೖɻ ΠϯϑϥνʔϜͱCTO Ͱ1ͭͷνʔϜʹɻ LeSSͷܗ֚Խʹ൐͏ମ੍ݟ௚͠ ͱɺॊೈͳϦιʔε഑ஔΛ໨ࢦ ͯ͠ϓϩδΣΫτ੍ಋೖɻ Repro Core৽ઃ౳Λػʹɺ ೝ஌ෛՙͷܰݮΛ໨ࢦͯ͠ νʔϜτϙϩδʔΛҙࣝͨ͠ ։ൃମ੍ʹมߋɻ 2021೥8݄ Platform EngineeringͰੜ࢈ੑΛ্͛Α͏ͱ·ͩ·ͩಓ൒͹
  41. © 2023 Repro Inc. │ CONFIDENTIAL ΤϯδχΞืूதʂʂ • Repro Core

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  42. © 2023 Repro Inc. │ CONFIDENTIAL Repro Coreͷϛογϣϯɾ੹຿ʢ2023೥9݄·Ͱʣ • ϛογϣϯ

    - Repro ͷػೳΛఏڙ͢Δ্Ͱத֩ͱͳΔج൫Λఏڙ͠ɺFeature Team ͕ސ٬Ձ஋ ͷఏڙʹूதͰ͖Δ૊৫Λ࡞Δ • ੹຿ - SDK͔ΒͷσʔλΛଞͷαʔϏεͰར༻Ͱ͖ΔΑ͏ʹ֤छσʔλετΞʹอଘ͢Δ - Feature Team ͕ػೳ։ൃ͢Δࡍʹར༻͢Δڞ௨ج൫ɾϥΠϒϥϦͷ։ൃ - ্هڞ௨ج൫ɾϥΠϒϥϦΛ࢖ͬͨ։ൃͷࢧԉ - Feature Team ͷઃܭ૬ஊ
  43. © 2023 Repro Inc. │ CONFIDENTIAL Repro Coreͷϛογϣϯɾ੹຿ʢ2023೥10݄Ҏ߱ʣ • ϛογϣϯ

    - Feature Team ʹରͯ͠ Repro Tool Λఏڙ͢Δ্Ͱͷڞ௨ج൫ɾϥΠϒϥϦͷఏڙ ͱ։ൃࢥ૝ͷܒ໤Λߦ͍ɺFeature Team ͷ։ൃମݧͱੜ࢈ੑΛ্͛Δ • ੹຿ - Repro Tool શମͰ࢖͏σʔλͷσʔλύΠϓϥΠϯߏஙɾ҆ఆӡ༻ - Feature Team ͕ػೳ։ൃ͢Δࡍʹར༻͢Δڞ௨ج൫ɾϥΠϒϥϦͷఏڙ - ڞ௨ج൫ɾϥΠϒϥϦΛ࢖ͬͨ։ൃͷΠωΠϒϦϯά - Feature Team ΁ͷ։ൃࢥ૝ͷܒ໤ʢઃܭɾӡ༻αϙʔτ౳ʣ
  44. © 2023 Repro Inc. │ CONFIDENTIAL Platform Teamͷ΍͍ͬͯΔ͜ͱ͸Platform Engineeringͳͷ͔ʁ •

    ༷ʑͳػೳͰར༻͢Δڞ௨ج൫Λఏڙ͍ͯ͠Δͱ͍͏఺Ͱ͸͓ͦΒ͘Yes - ػೳ։ൃνʔϜ͕Kafka΍CassandraΛϚωʔδυαʔϏεײ֮Ͱ৮ΕΔͷͰ͋Ε͹ ҰछͷPlatformͱݺ΂ΔͩΖ͏ - ػೳ։ൃνʔϜ͕ෳࡶͳॲཧΛ࣮૷͠ͳͯ͘΋ػೳఏڙʹඞཁͳσʔλ͕खʹೖΔ ͷͰ͋Ε͹ҰछͷPlatformͱݺ΂ΔͩΖ͏ • ੈͷதͰ࿩୊ʹͳ͍ͬͯΔPlatform Engineeringͱ͸গ͠ҧ͏ؾ͸͢Δ - ʮKubernetes౳ΛӅṭ͢Δࣗࣾج൫Λ࡞Γ·ͨ͠ʂʯͱ͔Ͱ͸ͳ͍
  45. © 2023 Repro Inc. │ CONFIDENTIAL Platform Team/Repro Coreͷ׆ಈྫᶄ Kafka

    StreamsΞϓϦέʔγϣϯͷςϯϓϨʔτϦϙδτϦʢσϓϩΠϩδοΫ෇ʣͷఏڙ