GO-JEK is Indonesia’s largest startup, growing 900X in the 18 months since launch. GO-JEK’s platform powers the Indonesian equivalents of Ola, PayTM, Swiggy, Grophers, Zomato, Dunzo and UrbanClap - all using a SINGLE app, and at comparable scale. GO-FOOD alone already does more daily orders than all Indian food tech startups combined.

GO-JEK challenges are unique, some of them are -

1. Parallel development on diverse set of products
2. 50+ mobile developers
3. Keeping the Architecture consistent
4. Maintaining the quality, stability, security, UX etc.
5. People, people, people

The talk will focus on tips & tricks learned scaling up Go-JEK 900x, and unique strategies devised to keep up the quality, stability and continuous parallel development. We will share the tools & processes that helped us to keep moving forward, to organizing and scaling teams to streamline communication.

Outline

Mindmap Outline

The Art of Scaling Mobile Apps

About GO-JEK

• 20M+ downloads
• 12+ Products
• 20+ Teams (backend + frontend)
• 20M+ Bookings in June alone

Development Process

• Agile, Scrum, Just Do It !
• JIRA, Trello, Story Cards
• Must tools for mobile app BA = Zeplin, Apiary, Postman, Swagger
• Android/iOS Architecture using MVP, MVVM, Rx, RAC, VIPER
• Code Quality - Code Conventions, Unit, Instrumentation, Activity, Functional Tests, Espresso, Appium, Cucumber, Jacoco, Coverage
• Build Tools - advance tips & trick on Gradle, Fastlane, Fabric Beta, TestFlight
• Realtime Monitoring - advance tips & tricks on New Relic, Crashlytics, Mixpanel, Firebase
• Parallel Development - Team Branches, Builds, Deployment, Distribution, Feature Flag, Build Flags, Remote Config Flags, Percentile Rollout, Remote Kill
• Jenkins, Jenkins, Jenkins …

Tools

• GMail, GDocs, Evernote, Calendar, JIRA, Confluence, Slack, Whatsapp, Hangouts, GoTo
• Git, Git Flow, Feature branches, Team branches

Release Process

• 2 week release cycles
• Testing
• Alpha/Dog-Food releases
• Final releases

Other Tips & Tricks

• Realtime Feedback Channels = Crashlytics, Play+App Store Reviews+Ratings, Twitter, Facebook, Datadog, Mixpanel

Speaker bio

Amir at core is a Constant Learner, and currently VP of Mobile Engineering at GO-JEK. With over 10+ yrs of experience, most of which was spent at ThoughtWorks, he likes to code and gets excited to see it deployed to production. He has played a wide variety of role from Java/Ruby backend developer to busted Android/iOS bootstrap developer entrepreneur.

He will be co-presenting it with Salis, who is a fellow Android Developer at GO-JEK. He is very passionate about developing Android Apps and is eager to explore Android and beyond.

Links

• http://www.constant-learner.com/
• https://github.com/anagri/
• https://www.linkedin.com/in/anagri
• https://github.com/salismt
• https://www.linkedin.com/in/muhammad-salis-0bb16832

Slides

https://docs.google.com/a/go-jek.com/presentation/d/1RHOZipSX0dC–IjyFezig32elH49ROUqUj8M6kvq55s/edit?usp=sharing