Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Code to Current Account

Sponsored · Your Podcast. Everywhere. Effortlessly. Share. Educate. Inspire. Entertain. You do you. We'll handle the rest. →
Avatar for mattheath mattheath
June 12, 2017
Programming
390
3

Code to Current Account

Presented with Simon Vans-Colina at Hashidays London

Avatar for mattheath

mattheath

June 12, 2017

More Decks by mattheath

See All by mattheath
Breaking down problems
Avatar for mattheath mattheath
2
410
Contexts in Context
Avatar for mattheath mattheath
0
250
A guided journey of Cloud Native
Avatar for mattheath mattheath
1
190
Modelling prototypes to critical systems with Cassandra
Avatar for mattheath mattheath
0
300
Building a Cloud Native Bank
Avatar for mattheath mattheath
1
280
Building a Cloud Native Bank
Avatar for mattheath mattheath
0
420
Building reliable APIs
Avatar for mattheath mattheath
0
350
Go and Microservices - NDC London 2018
Avatar for mattheath mattheath
0
300
Architecting a Bank from scratch
Avatar for mattheath mattheath
1
880

Other Decks in Programming

See All in Programming
まだ間に合う！今年の夏こそSchemeのマクロ展開器を完全理解！
Avatar for Masanori Ogino omasanori
0
180
「寝てても仕事が進む」Claude Codeで組む第二の脳
Avatar for t-fujita24 tomoyafujita2016
0
350
これって Effect でできたのでは? / TSKaigi Mashup Kansai #2
Avatar for Susisu susisu
0
250
ここ半年くらいでAIに作らせたR用ツール
Avatar for eitsupi eitsupi
0
400
Japan Community Day at Kubecon + CloudNativeCon Japan 2026: Learning Container Privilege Control by Building My Own Low-Level Container Runtime
Avatar for ternbusty ternbusty
1
170
【QA Test Talk Vol.8】AI-DLC による Whole Team Approach の加速
Avatar for PKSHA Technology（パークシャテクノロジー） pkshadeck
PRO
0
220
まずはプロンプトガイドを読もう、話はそれからだ
Avatar for Akira TSURUDA kiakiraki
1
170
2年かけて Deno に DOMMatrix を実装した話 / How I implemented DOMMatrix in Deno over two years
Avatar for petamoriken / 森建 petamoriken
0
220
KotlinConf Extended South Korea 2026 Keynote
Avatar for HyunWoo Lee l2hyunwoo
0
120
属人化した知識を、 AIが辿れる地図にする
Avatar for PKSHA Technology（パークシャテクノロジー） pkshadeck
PRO
1
200
Claude Code全社展開のためにやったことn選～プラグイン302個・コミッター271人を支えるために～
Avatar for Kenichi Takahashi kenchan
5
1.6k
PostgreSQL 18で考えるUUID主キー
Avatar for Kazuhiro Seo kazuhiro1982
0
490

Featured

See All Featured
Distributed Sagas: A Protocol for Coordinating Microservices
Avatar for Caitie McCaffrey caitiem20
333
23k
Bash Introduction
Avatar for André Augusto Costa Santos 62gerente
615
220k
A brief & incomplete history of 
UX Design for the World Wide Web: 1989–2019
Avatar for Jason CranfordTeague jct
2
480
Connecting the Dots Between Site Speed, User Experience & Your Business [WebExpo 2025]
Avatar for Tammy Everts tammyeverts
11
1k
What Being in a Rock Band Can Teach Us About Real World SEO
Avatar for Ade Holder 427marketing
0
1.1k
The Hidden Cost of Media on the Web [PixelPalooza 2025]
Avatar for Tammy Everts tammyeverts
2
470
Understanding Cognitive Biases in Performance Measurement
Avatar for Philip Tellis bluesmoon
32
3k
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
Avatar for Stéphanie Walter stephaniewalter
287
14k
Why You Should Never Use an ORM
Avatar for John Nunemaker jnunemaker
PRO
61
10k
Marketing to machines
Avatar for Jono Alderson jonoalderson
1
5.7k
Skip the Path - Find Your Career Trail
Avatar for Mark Kilby mkilby
1
190
Designing Dashboards & Data Visualisations in Web Apps
Avatar for Des Traynor destraynor
232
55k

Transcript

  1. Code to 
 Current Account @simonvc & @mattheath

  2. @simonvc @mattheath

  3. @simonvc @mattheath

  4. None
  5. None
  6. None
  7. None
  8. None

  9. Legacy banks

  10. Number of banks running entirely* free* software.

  11. Number of banks running entirely* free* software.

  12. Rebuild everything * Go microservices * Git as Change management

    * Realtime and API

  13. Go ❤ * Emphasis on
 correctness * Performant * Lean

  14. "Plan to throw your first one away." Mesos -> Kubernetes

    RabbitMQ -> LinkerD Cloud Formation -> Terraform
  15. None

  16. Terraform

  17. None
  18. None

  19. github.com/hashicorp/vault/ pull/2241 Cassandra storage backend

  20. Builds

  21. None
  22. None
  23. None

  24. 0 40 80 160 120 Feb 2015 June 2017 200

    Number of services 240
  25. None
  26. None
  27. None

  28. Service Service

  29. Service Service Service Service

  30. Service Service Service Service HTTP HTTP

  31. Service Discovery Load Balancing Timeouts and Expirations Retries Rate Limiting

    Connection Pooling Circuit Breaking Failure Detection Metrics and Tracing Interrupts Context Propagation

  32. Service Service Service Service HTTP HTTP ?

  33. Service Service Service Service HTTP HTTP linkerd

  34. Service Service Service Service HTTP HTTP linkerd service discovery

  35. Service Discovery Load Balancing Timeouts and Expirations Retries Rate Limiting

    Connection Pooling Circuit Breaking Failure Detection Metrics and Tracing Interrupts Context Propagation

  36. Service Service Service Service HTTP HTTP linkerd service discovery

  37. Service Service Service Service Service linkerd host A Service

  38. Service Service Service Service linkerd host B Service Service Service

    Service Service Service Service linkerd host A Service Service Service Service Service Service linkerd host C Service

  39. Service Service Service Service linkerd host B Service Service Service

    Service Service Service Service linkerd host A Service Service Service Service Service Service linkerd host C Service

  40. Service Service Service Service linkerd host B Service Service Service

    Service Service Service Service linkerd host A Service Service Service Service Service Service linkerd host C Service

  41. Service Service Service Service linkerd host B Service Service Service

    Service Service Service Service linkerd host A Service Service Service Service Service Service linkerd host C Service

  42. Service Service Service Service linkerd host B Service Service Service

    Service Service Service Service linkerd host A Service Service Service Service Service Service linkerd host C Service
  43. None

  44. Amazon 
 eu-west-1

  45. Amazon 
 eu-west-1

  46. None

  47. Amazon 
 eu-west-1 colocation
 dc 1 colocation
 dc 2

  48. Amazon 
 eu-west-1 colocation
 dc 1 colocation
 dc 2

  49. Amazon 
 eu-west-1 colocation
 dc 1 colocation
 dc 2

  50. Amazon 
 eu-west-1 colocation
 dc 1 colocation
 dc 2 BGP

    BGP BGP BGP

  51. Amazon 
 eu-west-1 colocation
 dc 1 colocation
 dc 2 BGP

    BGP

  52. Amazon 
 eu-west-1 colocation
 dc 1 colocation
 dc 2

  53. third parties colocation AWS Hardware
 VPN device

  54. third parties colocation AWS Hardware
 VPN device VPN client

  55. third parties colocation AWS “connectivity” pod Quagga (BGP) services Hardware


    VPN device VPN client BGP

  56. third parties colocation AWS “connectivity” pod Quagga (BGP) services ??????

    VPN client BGP
  57. None

  58. third parties colocation AWS “connectivity” pod Quagga (BGP) services ??????

    VPN client BGP

  59. third parties colocation “connectivity” pod Quagga (BGP) VPN client BGP

  60. third parties colocation “connectivity” pod Quagga (BGP) VPN client BGP

  61. third parties colocation “connectivity” pod Quagga (BGP) VPN client BGP

  62. third parties colocation “connectivity” pod Quagga (BGP) VPN client BGP

    Linux HA Linux HA
  63. None

  64. third parties colocation “connectivity” pod Quagga (BGP) VPN client BGP

    Linux HA Linux HA

  65. third parties colocation “connectivity” pod Quagga (BGP) VPN client BGP

  66. None

  67. B A

  68. active standby

  69. active standby

  70. active standby

  71. active standby

  72. standby active

  73. third parties colocation AWS “connectivity” pod Quagga (BGP) services ??????

    VPN client BGP

  74. third parties colocation AWS “connectivity” pod Quagga (BGP) services HA

    VPN
 Appliance VPN client BGP

  75. Amazon 
 eu-west-1

  76. Build: Terraform Secure: Vault Develop: Vagrant Provision: Packer

  77. monzo.com/careers

  78. monzo.com/careers