Describing how a bank CIO moved from an environment that was on premise to an environment that was cloud based

1. A PERSONAL JOURNEY
INTO THE CLOUD
KANG YEW JIN

2. A LITTLE BIT ABOUT MYSELF
• Group CTO, Star Media Group
• Feb 2014 to July 2016: Hong Leong Bank CIO

3. HONG LEONG BANK
• Predominantly on premise infrastructure.
• We were governed by Bank Negara. Cloud was not the norm. Only eLearning was in
the cloud and Talent Acquisition using Taleo.
Windows
• PJC – 608
• WHL - 127
Unix
• PJC – 252
• WHL - 76
AS/400
• PJC – 5
• WHL - 2
Mainframe
• PJC – 1
• WHL - 1

4. ON PREMISE CHALLENGES
• Hardware procurement
• Capacity planning
• Installation and configuring
• OS patching/ firmware upgrades
• Hardening
• Configuration lockdown
• Database as a Service
• Edge Servers/ CDN
• Data Centre failover
• Active Active Data Centre
• Firewall configuration
• Logging + SIEM
• Scaling

5. WHAT I NOW TAKE CARE OFF VS AWS

6. WHAT I TYPICALLY DEPLOYED IN THE PAST
APP

7. WHAT I NOW DEPLOY IN THE CLOUD
APP

8. BENEFITS OF AUTO SCALING

9. DEPLOY ACROSS DATA CENTRES
APP

10. BENEFITS OF AVAILABILITY ZONES

11. MIGRATE TO MANAGED SERVICES
APP

12. WHAT I USED TO MANAGE VS NOW
Oracle
Infiniband
Switch
Oracle
Infiniband
Switch
40GbpsInfiniband
Fabric
6 Oracle SPARC T5-2 Servers
Oracle ZFS Clustered
Storage
Clustered
MY CRELOAD$ VN WLL G.Earth IB.Fraud
failover
VS
Availability Zone
Availability Zone

13. WHAT DO I HAVE PLANNED
APP

14. PLANNED – API GATEWAY

15. PLANNED - SERVERLESS

16. WHAT SKILLS ARE REQUIRED TO MANAGE AWS?

17. TONS OF GOODIES IN MARKETPLACE

18. FLEXIBILITY GIVEN BUT YOU NEED TO DEPLOY APPROPRIATELY

19. THE SHIFT TOWARDS MANAGING COST

20. QUESTIONS?