Development journal
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Written by: Jonathan Reis on
Pass one UTM campaign from an institutional site to an app landing page, Google Play, and Android's Install Referrer without joining people across analytics projects.
Written by: Jonathan Reis on
A practical structure for app documentation: living plans, dated history, versioned release notes, product references, store copy, and release gates without turning one Markdown file into a junk drawer.
Written by: Jonathan Reis on
The app was already published, but the website still talked like a pre-launch teaser. Here is what we changed — with AI assistants and an automated design critique — to turn it into a real conversion surface.
Written by: Jonathan Reis on
After nine Play uploads on versionName 0.1.0, lint overwriting production config, and ambiguous build script names, we documented SemVer rules, dev/prd commands, and why lint must not regenerate config.
Written by: Jonathan Reis on
A field checklist for tying one Google Play test purchase to RevenueCat credentials, the Play Console order, sandbox data, SDK identity, and Sentry.
Written by: Jonathan Reis on
How to separate what a Google Play build has proven from SDK, billing, ads, and observability gaps before inviting more testers.
Written by: Jonathan Reis on
How to build a local Expo/React Native AAB for Google Play and still validate signing, Firebase, Sentry, AdMob, RevenueCat, and Play delivery like a real release.
Written by: Jonathan Reis on
A release bug where Google Play installed a new Android versionCode while the React Native JavaScript bundle still reported the old Sentry release.
Written by: Jonathan Reis on
A margin and operations breakdown for deciding whether an indie app should pay RevenueCat or own Google Play Billing support itself.
Written by: Jonathan Reis on
A practical order for getting developer identity, payments, public profile, account groups, signing keys, and legal pages ready before a first Google Play upload.
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