20 Jan 2017 / Moving Beyond Borders - Mercari DAY

Transcript

1. Moving Beyond Borders mercari DAY #mercariday Sotaro Karasawa / @sotarok

   CTO, Executive Officer

2. Welcome to #mercariday

3. Engineering Team of Mercari

4. San Francisco London Tokyo

5. Tokyo 60+ Engineers • 2013೥~ • ϝϧΧϦͷ։ൃͷத৺ • ֤ڌ఺ͷӡ༻΋ߦ͏ •

   ࠾༻ɺڭҭɺ͢΂ͯͷ ։ൃ૊৫ͷػೳ

6. San Francisco 8 Engineers • 2014೥~ • αʔϏεΛ "ϩʔΧϥ Πζ"

   ͢Δ • ݴޠ͚ͩͰͳ͘ɺจԽɺ श׳ͳͲΛؚΊͨϩʔ ΧϥΠζ

7. London 4 Engineers • 2016೥~ • ৽ڌ఺ͰͷαʔϏεཱͪ ্͛ • ϩʔΧϥΠζ͸΋ͪΖΜ

   • ݱ஍ͷ๏ྩ౳ʹద߹ͤ͞ ΔͨΊ

8. Project Teams • ϛογϣϯΛ࣋ͭνʔϜ • ྫ: ചΓखͷମݧΛ࠷ߴʹ͢ΔνʔϜ (Seller UX Team)

   • ͜ΕΒͷνʔϜ͕ɺશࣾͰ࢛൒ظ͝ͱʹఆΊΔ OKR (Key Objective) ʹ޲͔ͬͯ։ൃΛ͢Δ • νʔϜߏ੒ • 5-10 ਓఔ౓ͷ1νʔϜ • ϓϩμΫτϚωʔδϟʔɺϓϩσϡʔαʔɺΤϯδχΞɺQA • σβΠφʔͷΑ͏ͳԣ۲ͷνʔϜ͕ؔΘΔ

9. Mission Specified Teams • SRE • Site Reliability Engineer •

   "͍ͭͰ΋ɺշదɺ҆৺ɺ҆શʹαʔϏεΛ࢖͑ΔΑ ͏ʹ͢Δ" νʔϜ • SET • Software Engineer in Test • ։ൃ؀ڥɺςετ؀ڥɺࣗಈςετͳͲɺΤϯδχϯ άͷྖҬ͔ΒϝϧΧϦͷ඼࣭Λࢧ͑Δ

10. The Strategy and The Philosophy

11. • ͳʹΑΓ΋ϢʔβʔʹՁ஋Λಧ͚Δ͜ͱΛ࠷༏ ઌʹ͢Δ • ٕज़͸΋ͪΖΜେࣄ • ͚ͩͲ "͜ͷٕज़Λ࢖͍͍͔ͨΒ" ͱ͍͏Ϟν ϕʔγϣϯͰ͸ͳ͍

    • ͦΕͰͲΜͳՁ஋Λಧ͚Δ͔? ϓϩμΫτϑΝʔετ

12. ਐΈͳ͕Β௚͢ • ։ൃΛଓ͚͍ͯΕ͹ɺ౰વ "ٕज़తෛ࠴" ΋ͭΈ͔ ͞ͳΔ • ΋ͪΖΜ͍ͭ΋ɺ"ͦͷͱ͖͸ਖ਼͍͠" • ௚͍͔ͯ͠ͳ͚Ε͹͍͚ͳ͍

    ͔͠͠ɺॏཁͳͷ͸αʔϏεͱͯ͠੒௕͠ଓ͚Δ͜ͱ => ௚ͨ͢ΊʹาΈΛࢭΊͯ͠·ͬͨΒҙຯ͕ͳ͍ ... ܾண͕͍ͭͯ͠·͏

13. దࡐదॴͷٕज़બ୒ • ಛఆٕज़΁ͷͩ͜ΘΓ͸ • ϓϩϑΣογϣφϧͱͯ͠ͷͩ͜ΘΓ͸΋ͪΖΜ ॏཁ • ͔ͦ͠͠Ε͸ԿΛ͢ΔͨΊ͔? Ͳ͏͋Δ΂͖͔ͩΒ ͳͷ͔?

    • PHP, Go, Swift, Objective-C, Java, Python ... etc. ͦͷ໰୊Λղܾ͢ΔͨΊʹඞཁͳٕज़͸ͳʹ͔?

14. ϛογϣϯɾόϦϡʔ • ϝϧΧϦͷϛογϣϯ • ৽ͨͳՁ஋ΛੜΈͩ͢ੈքతͳϚʔέοτϓϨΠε Λ૑Δ • όϦϡʔ • Go

    Bold • All for One • Be Professional ͜ΕΒ͸ΤϯδχΞͱͯ͠΋ڞ௨ͷߦಈݪཧɾՁ஋؍

15. Hiring Engineer

16. • ίʔυΛݟΔ͜ͱͳ͘࠾༻Λ͠ͳ͍ • ·ͨɺݟΔ΂͖͸ "PHPྗ" ͳͲͷಛఆͷٕज़ ྖҬͷ஌ࣝͰ͸ͳ͍ • ಛఆͷٕज़ྖҬʹݶఆ͞Εͳ͍ɺઃܭྗɺൃ૝ ྗɺԠ༻ྗ

    ٕज़՝୊ͱٕज़໘઀

17. • ʮΤϯδχΞܦݧͷ͋Δਓࣄʯ΍ʮͪΐͬͱΘ͔ ΔਓࣄʯͰ͸ͳ͘ɺΤϯδχΞ͕ਓࣄ • όϦόϦίʔυͷ͔͚ΔɺୈҰઢͰઓ͑ΔΤϯδ χΞ͕ϑϧίϛοτ • ީิऀʹͱͬͯ΋ɺϝϧΧϦͷ։ൃΛཧղ͠΍͢ ͘ັྗʹࢥͬͯ΋Β͑Δ ΤϯδχΞਓࣄ

18. • ৽ଔ࠾༻Λ ϝʔϧΞυϨεͱ GitHub ͷ URL ͚ͩͰԠืͰ͖ΔΑ͏ʹͯ͠Έͨ • ఆܕจΛίϐϖͨ͠ཤྺॻΑΓ΋ɺ࠷΋Θ͔Γ ΍͍͢Ξ΢τϓοτ

    • (΋ͪΖΜࢦඪ͸ͦΕ͚ͩͰ͸ͳ͍͚ΕͲ) • ଞࣾͱҟͳΔ͜ͱΛࢼ͍ͯ͘͠ GitHub ΤϯτϦʔ

19. Trainings and Careers

20. • શһඞͣϝϯλʔΛ͚ͭΔ • ͳΜͰ΋ฉ͚Δઌഐࣾһ • ຖ೔ͷ 1on1 • ࠔͬͨ͜ͱɺ௚ͯ͠ཉ͍͜͠ͱ ϝϯλʔ

21. • શһ CS ݚम • ϢʔβʔʹҰ൪͍ۙͱ͜ΖΛܦݧ͢Δ • ࣮ࡍʹCSۀ຿Λߦ͏ • SRE

    ݚम • ৽ଔ͸1ϲ݄·Δ·ΔSREͱͯ͠࢓ࣄ SREݚमɺCSݚम

22. • ࢛൒ظ͝ͱͷϓϩδΣΫτ΁ͷߩݙʹՃ͑ɺٕ ज़ߩݙΛධՁ͢Δ • ϦϑΝΫλϦϯά΍υΩϡϝϯςʔγϣϯɺ৽ ͍ٕ͠ज़΁ͷτϥΠͳͲͳͲ ... • ٕज़తͳ՝୊ײͱɺͦΕ΁ͷऔΓ૊Έ ٕज़ධՁ

23. ΩϟϦΞ ΤϯδχΞ ΤϯδχΞϦϯάϚωʔδϟʔ ϓϦϯγύϧΤϯδχΞ

24. • ૊৫ͷ໘͔ΒϝϧΧϦͷΤϯδχΞϦϯάΛࢧ ͑Δ • ܦӦɺϓϩμΫτϚωʔδϟʔͱͷ։ൃ໘ͷΧ ΢ϯλʔύʔτ ΤϯδχΞϦϯάϚωʔδϟʔ

25. • ϓϩϑΣογϣφϧ৬ • ٕज़ͷ໘͔ΒϝϧΧϦͷΤϯδχΞϦϯάΛࢧ ͑Δ • ಛఆ·ͨ͸ෳ਺ͷٕज़ྖҬͰͷ୎ӽٕͨ͠ज़ྗɺ ·ͨɺͦΕʹΑΔࣄۀߩݙ ϓϦϯγύϧΤϯδχΞ

26. • άϨʔυ͸ಉ౳ • ࠷લઢͰ௒׆༂͢ΔΤϯδχΞ͸ɺܦӦਞͱಉ ͡ϨϕϧͷධՁΛ͏͚Δ ϚωʔδϟʔͱϓϦϯγύϧ

27. ΤϯδχΞͷ ࣗൃతͳߦಈΛࢧԉ͢Δ੍౓ɾ؀ڥ

28. • ϒϩάΛॻ͘͜ͱɺൃද͢Δ͜ͱ • ΧϯϑΝϨϯεͰͷൃද͸ɺւ֎Ͱ΋ࠃ಺Ͱ΋ɺ ͢΂ͯͷඅ༻Λෛ୲ɺ΋ͪΖΜग़ுѻ͍ Ξ΢τϓοτ͸ਖ਼ٛ

29. • ʮւ֎ΧϯϑΝϨϯε΁ͷࢀՃʯ • (ௌߨऀͱͯ͠) • Ξ΢τϓοτ͍ͯ͠Δਓʹ͸ͦͷݖར͕͋Δ • ීஈ͔Βϒϩάॻ͘ɺOSS׆ಈɺษڧձͰͷൃදͳͲ • ౉ߤඅɺνέοτɺ॓ɺ͢΂ͯෛ୲

    • ΋ͪΖΜग़ۈ೔ͱͯ͠ྑ͍ Ξ΢τϓοτ͢Δਓʹ͸ΠϯϓοτͷݖརΛ

30. • ݄1೔ͷʮͳʹͯ͠΋ྑ͍೔ʯ • ϓϩδΣΫτҎ֎ͷ͜ͱʹऔΓ૊Ή • ϦϑΝΫλϦϯάɺυΩϡϝϯςʔγϣϯɺ৽͍͠ ٕज़΁ͷτϥΠɺϒϩάΛॻ͘ɺͳͲͳͲ • ͋Β͔͡Ί೔ΛఆΊΔ͜ͱͰߦಈΛى͜͠΍͘͢͢ ΔɺඇΤϯδχΞ͔Βͷڠྗ΋ಘ΍͍͢

    Be Professional Day ࢀߟ: ޫ஗͍໰୊Λࠀ෰ͯ͠composerΛ10ഒ଎ͨ͘͠࿩ http://tech.mercari.com/entry/2016/02/01/164829

31. • ݸਓͷςετ༻ΠϯελϯεɺΫϥ΢υ্ͷ৽αʔϏεΛࣗ ༝ʹ࢖͏͜ͱ͕Ͱ͖Δ • SSOαʔϏεΛར༻ͯ͠ɺձࣾΞΧ΢ϯτʹݸਓݸਓͷ؀ڥ Λఏڙ • ؾʹͳΔAWSαʔϏε΍GCPαʔϏεΛࢼ͢ ... ɺbot࡞Δ͔

    ΒαʔόʔΛ ... ɺػցֶशࢼ͔͢ΒGPUΠϯελϯεΛ ... ͳͲ • ؾܰʹࢼ͢ → Կ͔ͭ͘Δ • ʮԿ͔Ϟϊ͕͋Δʯ͜ͱ͕ਓΛಈ͔͢ AWS ͱ GCP

32. • ݸਓ৘ใɾϓϥΠόγʔ৘ใͷϚεΫ͞Εͨຊ ൪DBͷϨϓϦέʔγϣϯ • ੜͷσʔλΛ͙͢ʹѻ͑Δ • ͳΜͰ΋ूܭɺͳΜͰ΋ࢼ͢ • ݸਓςετ༻ AWS

    ͳͲ͔Β௚઀ͭͳ͛Δ anon db

33. • ৽͍͠ MacBook Pro ΁ͷަ׵΋ͪΖΜOK ି༩PC͕͍ͭͰ΋ަ׵ՄೳʹͳΓ·ͨ͠ - ຊ࣭Λ ߟ͑ɺେ୾ʹϧʔϧվม http://mercan.mercari.com/entry/2016/12/05/140000

    ି༩PC͍ͭͰ΋ަ׵OK (͓·͚)

34. The Challenge

35. • JP <- 9 hours -> UK <- 8 hours

    -> US • ཱࣗͨ͠νʔϜͰ͋Γͭͭίϛϡχέʔγϣϯ ΛͱΔ • Chromebox (Hangout༻STB) • ग़ு • ʮՈ͔ΒMTGࢀՃ͔ͯ͠Βग़ࣾ͠·͢ʯ ڌ఺Λ·͍ͨͩ։ൃνʔϜ

36. • ι΢κ΢ࣾʮϝϧΧϦΞοςʯ • ࣠͸ϝϧΧϦɺ͚ͩͲ৽͍͠νϟϨϯδ΋ͯ͠ ͍͘ ࣄۀͷ֦େͱଟ֯Խ

37. • ৽͍ٕ͠ज़΁ͷνϟϨϯδ • (΋ͪΖΜࣗൃతͰ͋Γͳ͕Β) • ͱΕΔબ୒ࢶ͕૿͑Δ • ΤϯδχΞΛҭͯΔ ٕज़ྖҬɺબ୒ͷଟ༷Խ

38. • ڌ఺++ • ਓ਺++ • νʔϜ++ • ੈքతͳϚʔέοτϓϨΠεΛ࣮ݱ͢ΔͨΊʹ ඞཁͳ͜ͱ ϓϩμΫτνʔϜͷ֦େ

39. Moving Beyond Borders

40. • αʔϏεΛ೔ຊ͚ͩͰͳ͘ੈքͰల։͍ͯ͘͠ • ͦͷͨΊͷࠃڥΛ௒͑ͨ։ൃνʔϜΛ࡞͍ͬͯ ͘ • ͜Ε·Ͱ௒͑ΒΕͳ͔ͬͨ΋ͷΛ௒͍͑ͯ͘

41. Today's Highlight

42. 15:00 This is mercari, This is a SRE. ࠤʑ໦ ݈Ұ

    15:20 ඼࣭޲্ͷऔΓ૊Έ ླ໦ ঵ਅ 15:45 άϩʔόϧల։Λࢧ͑ΔྔࢠతͳαʔϏεઃܭ த໺ ୓ 16:05 ΞϓϦϑΝʔετͷӨͰؤுΔWebͷ࿩ ࡔຊ ݁ҥ 16:30 ϝϧΧϦiOSΞϓϦ։ൃͷݱঢ়ͱ͜Ε͔Β ੴ઒ ௚थ 16:50 High ҙࣝ Android ߴࢁ ੐େ 17:15 ΤϯδχΞͷ૊৫ͱ࠾༻ ύωϥʔɿ৽Ҫ ܒଠ/௽Ԭ ୡ໵/ֿݪ ݡ༞ ϞσϨʔλʔɿฑ୔ ૱ଠ࿠

43. 17:15 ΤϯδχΞͷ૊৫ͱ࠾༻ ύωϧσΟεΧογϣϯ ฉ͖͍ͨ͜ͱड෇த http://bit.ly/merday-qa

44. #mercariday