Server-Driven UI

System DesignShipped45% of screens

A comprehensive demonstration of leveraging Server-Driven UI (SDUI) to dynamically control the entire user interface through backend-driven JSON configurations.

Skills: System Design, Tradeoffs

Chapters

A battle-tested, production-grade Server-Driven UI framework for Android that turns your screens into JSON contracts. Ship UI changes, run A/B tests, and personalize experiences — without waiting for a single app release.

Currently powering 45% of production screens and driving a measurable increase in A/B test velocity across the app.

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ScreenTimeAnalytics

Analytics Platform

ScreenTimeAnalytics

ShippedAndroid • Open Source • Event Tracking

Server-Driven UI

Chapters

11Server-Driven UI (SDUI)A battle-tested, production-grade Server-Driven UI framework for Android that turns your screens into JSON contracts. Ship UI changes, run A/B tests, and personalize experiences — without waiting for a single app release.

22The Problem This SolvesTraditionally, every UI change — a new banner, a reordered layout, a fresh onboarding flow — means:

33Use CasesShow different layouts, banners, or content blocks depending on user segment — new users, power users, premium subscribers — all from the same app binary.

44How It WorksThe architecture is built on two core ideas:

55Sample JSON to Rendered UIBelow is a real example: a social profile screen entirely defined through JSON — including the profile header, stats, highlights, a horizontal media grid, a tagged-posts list, and even a promotional banner.

66Supported Component TypesThe component set is extensible — new types can be added to the parser without breaking existing screens.

77TradeoffsNothing comes for free. Here's the honest breakdown:

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