Continuous Delivery on Mobile

Given at Delivery World of Things 2016

Transcript

1. Continuous Delivery on MOBILE Delivery of Things World Berlin - 25.04.2016
2. Alexander Greim Magith Noohukhan Evangelist at XING @magithn Director Mobile Engineering @iltempo
3. For a better working life
5. Background 5
6. 6 Successful Web Business
7. Rapid growth of mobile usage 7
8. Evolution of Mobile at XING
9. How We Built Mobile Apps Before 9 • Single agile team with 4 developers + QA • Building every facet of the app • Collaboration with domain teams
10. Growing Demand Inside the Company 10 • Mobile use cases • Additional products • Increased user activity
11. Scaling Mobile at XING 11 1. Split apps into modules 2. Build a release train 3. Make all teams mobile-ready
12. 1. Split Apps into Modules 12 • Loose coupling of sections • Shared libraries …
13. 2. Build a Release Train 13 • Frequent, periodic releases • Fixed dates, fixed quality, variable scope • Stabilisation phase
14. 3. Make All Teams Mobile-Ready 14 • Hiring additional developers • Onboarding in central team • Training QA, UX, Product … Fully functional agile team
15. Development Process
16. Development Process in Teams • Focus on rapid value delivery • Planning and release contribution • Assuring functional quality 16 Iteration Analyse Develop Test Design Upstream α α
17. “Assure quality from the very beginning of development.” 17
18. Release Train Process 18 • Driven by the Platform Team • Assuring final quality • Highly automated
19. Platform QA Pre-Release Stage or
 Review LIVE PRE 19 Team Team 19
20. Releases every 2 weeks!
21. “Be strict. Stick to the time plan precisely. There is another train upcoming.” 21
22. “Avoid rollbacks. Going back is tricky and expensive.” 22
23. What’s special about releasing on Mobile • Packaged software • High fragmentation • Automated testing still complex 23
24. Android Device Fragmentation 24 Source: Open Signal Android Fragmentation Report - http://opensignal.com/reports/2015/08/android-fragmentation/
25. iOS App Store Review Times 25 Source: http://appreviewtimes.com/ios/annual-trend-graph
26. What’s Ahead: Optimising Time to Market • Reducing rollout time by 40% 26 QA Pre-Release Development Stage LIVE Rollout Time
27. Thank you for your attention.