The document presents an overview of Immobilienscout24's operational and technical structure, highlighting its use of over 2 billion PI per month, two data centers, and extensive DevOps practices. It emphasizes the importance of open source software in their IT strategy, agile development principles, and collaborative efforts across teams. The focus is on improving software development and deployment processes through innovation and effective team dynamics.

1. www.immobilienscout24.de
OpenTechSummit 2015 | 12.05.2015 | Schlomo Schapiro
Systems Architect & Open Source Evangelist
http://creativecommons.org/licenses/by-nd/4.0
Open Source
Agile
DevOps
@schlomoschapiro

2. www.ImmobilienScout24.de
◉ >2 billion PI per month
◉ 2 data center with ~1900 VM
◉ ~2.5 million outgoing email/day
◉ total of ~550 employees
◉ ~30 crossfunctional IT teams
◉ ~150 in IT
◉ 16 years in business

3. Linux
Java
Tomcat
PHP
MongoDB
MySQL
Elastic Search
Python
Bash Perl
Oracle
Windows
Micro Strategy
VMware
Adobe
Graphite
Logstash Spring MVC
jQuery
Hibernate
Kibana
YADT
Lab Manager Light
Maven
RPM
Subversion
Tibco
Jira
Confluence
IntelliJ Idea
Icinga
F5

4. Open Source:
Foundation of our IT Business
Use Open Source Software...
https://github.com/ImmobilienScout24
https://yadt-project.org
The Cloud Challange

5. Publish own software as Open Source
http://goo.gl/l9zFbv
Strategic sponsoring of Open Source
projects to solve internal problems
http://goo.gl/PY2xdh

6. https://yadt-project.org

7. Manifesto for Agile Software Development
http://agilemanifesto.org
Individuals and interactions
over processes and tools
Working software
over comprehensive documentation
Customer collaboration
over contract negotiation
Responding to change
over following a plan

8. DevOps

9. birgitta hohenester / pixelio.de
Steve Jurvetson / flickr

10. DEV OPSPROD
Product Delivery Pipeline
Agile DevOps

11. Software Development:
Going Agile with SCRUM
1st
DevOps project:
New RPM-based deployment toolchain
Platform migration to RPM-based
deployment done by Ops & Dev teams
Dev thinking in Ops:
Test Driven Infrastructure
Cloud Migration:
You Build It - You Run It

12. DevOps is Agile that
actually works for
all
IT departments

13. OpenSource
DevOps
Agile
Collaboration
Contribution
Trust
Transparency
Let’s do it!
Exchange
Cross-
functional
Backlogs

14. It is all about people,
not about technology.
http://go.schapiro.org/slides
http://www.schapiro.org/schlomo/publications