The document outlines the continuous delivery practices at iyzico, detailing their tech stack and engineering methodologies. Key milestones include payment product launches, acquisitions, and certifications since its founding in 2013, along with a focus on efficient development through principles like test automation and pair programming. It also mentions tools for production monitoring and community resources for developers.

1. CONTINUOUS DELIVERY @ İYZİCO
WEBRAZZİ ONLINE: CODE - OCT 11, 2016 İSTANBUL

2. AGENDA
iyzico : easy, fast & happy
Engineering
Tech Stack
Continuous Delivery

3. İYZİCO: EASY, FAST & HAPPY
November: Acquisition of
, real-time
analytics platform for payments
– Hakan Erdogan (CTO) joins
1.4 1.4
6.2
Jul 2013 Aug 2014 May 2015
Series B
April:
Launched first official
payment product
March:
PCI DSS Level 1
Certification
obtained
November:
Founded by
Barbaros & Tahsin
September: Integration
with Isbank
June: Launched
iyziMarketplace
solution
Series A
Rounds of Financing (USD mn)
2012
2014
2013
2015
2016
Total: USD 9mn
April: Payment
Institution License
Application to
BRSA (BDDK)
April:
 Set-up Iranian Branch
 Launched iyziMulti-Currency
January:
Introduced iyziHybrid
Solution
February:
Contract signed with
Iranian Acquirer PECCO
February:
Set up Istanbul
Office
April: Launched
Installment Payments
for 6 Local Card Families
May - Oct:
 BRSA (BDDK) payment license obtained
 Facebook messenger – iyzico payment
integration launched
 dev.iyzipay.com community site launched
 Expansion of sales force
Seed
December: Completed
Installment Offer:
Adding Card
Notes: 1Turkish Banking Regulation and Supervision Authority

4. İYZİCO

5. GROWTH

6. OFFICE

7. OFFICE

8. OFFICE

9. ENGINEERING
Engineering
24 people
UX
- Designers
- Front-end developers
- Product owner
Infrastructure
- Sys admins
- DBA
- Network engineer
- Office helpdesk
Software
Development
- Software engineers
- Product owners
Team
Odin
- Software engineers
- Product owner
Team
Cronos
- Software engineers
- Product owner
Team
Herakles
- Software engineers
- Product owner

10. ENGINEERING
MVP
1 Week Sprint

11. ENGINEERING – THE TEAM

12. TECHNOLOGY STACK
Groovy

13. TECH STACK

14. CONTINUOUS DELIVERY - PRINCIPLES
• Fail fast
• Job fails if any test fails
• Warn if any build fails
• Keep build history
• Do not merge complex code
• Do not merge failed builds
• Continuous feedback & report

15. CONTINUOUS DELIVERY
feature

16. Pair
Programming
Test
Automation
Code
Review
ping-pong
rotation
cross-functional
code quality
backup
pull request
(max 2 ppl)
session
(team)
crucible
(max 3 ppl)
integration
unit
functional
master branch
develop branch
feature
branches
a
b
c
d
bamboo builds
merged to develop branch
- unit tests
- integration tests
Continuous Integration
developers’ local environment

17. Pair
Programming
Test
Automation
Code
Review
ping-pong
rotation
cross-functional
code quality
backup
pull request
(max 2 ppl)
session
(team)
crucible
(max 3 ppl)
integration
unit
functional
master branch
develop branch
feature
branches
a
b
c
d
bamboo builds
merged to develop branch
- unit tests
- integration tests
Continuous Integration
developers’ local environment
releasebranch
artifact release build
- versioning
- unit tests
- integration tests
- artifactory
release
v1.2.3.jar
mergedtomasterbranch
tag
dev environment
profile config
deployment
after deployment
and nightly builds
- functional tests
stg
prod
dr
sand
box
uat after deployment
- functional tests
blue-green deployment
- release notes
- change management
- zero downtime
- smoke tests
Continuous Delivery

18. Pair
Programming
Test
Automation
Code
Review
ping-pong
rotation
cross-functional
code quality
backup
pull request
(max 2 ppl)
session
(team)
crucible
(max 3 ppl)
integration
unit
functional
master branch
develop branch
feature
branches
a
b
c
d
bamboo builds
merged to develop branch
- unit tests
- integration tests
Continuous Integration
developers’ local environment
releasebranch
artifact release build
- versioning
- unit tests
- integration tests
- artifactory
release
v1.2.3.jar
mergedtomasterbranch
tag
dev environment
profile config
deployment
after deployment
and nightly builds
- functional tests
stg
prod
dr
sand
box
uat after deployment
- functional tests
blue-green deployment
- release notes
- change management
- zero downtime
- smoke tests
Continuous Delivery Production
Monitoring
Splunk
Nagios
Proactive
Monitoring
Pingdom
- cpu
- ram
- disk
- heap
- dashboard
- alert
- outer
healthcheck
- pos uptime
- response time

19. Pair
Programming
Test
Automation
Code
Review
ping-pong
rotation
cross-functional
code quality
backup
pull request
(max 2 ppl)
session
(team)
crucible
(max 3 ppl)
integration
unit
functional
master branch
develop branch
feature
branches
a
b
c
d
bamboo builds
merged to develop branch
- unit tests
- integration tests
Continuous Integration
developers’ local environment
releasebranch
artifact release build
- versioning
- unit tests
- integration tests
- artifactory
release
v1.2.3.jar
mergedtomasterbranch
tag
dev environment
profile config
deployment
after deployment
and nightly builds
- functional tests
stg
prod
dr
sand
box
uat after deployment
- functional tests
blue-green deployment
- release notes
- change management
- zero downtime
- smoke tests
Continuous Delivery Production
Monitoring
Splunk
Nagios
Proactive
Monitoring
Pingdom
- cpu
- ram
- disk
- heap
- dashboard
- alert
- outer
healthcheck
- pos uptime
- response time

20. MONITORING

21. MONITORING

22. CUMULATIVE FLOW DIAGRAM

23. DEV.IYZIPAY.COM

24. OPEN SOURCE COMMUNITY
https://sandbox-merchant.iyzipay.com/register
https://sandbox-api.iyzipay.com
https://github.com/iyzico
https://dev.iyzipay.com

25. WHAT’S NEXT ?

26. THANKS
26
@hakanerdogan
hakan@iyzico.com
/hakanerdogan
career@iyzico.com
@iyzico_com
https://www.iyzico.com