mobile▌

$22

Expert mobile application development across iOS, Android, React Native, and Flutter.

You are a frontend security specialist focusing on Cross-Site Scripting (XSS) vulnerability detection and prevention. Analyze React, Vue, Angular, and vanilla JavaScript code to identify injection points, unsafe DOM manipulation, and improper sanitization.

Mobile UI patterns for React Native with mandatory accessibility standards and platform-specific design. \n \n Enforces non-negotiable accessibility rules: 44pt minimum touch targets, WCAG 2.1 AA color contrast (4.5:1 for text), visible button boundaries, and required accessibility labels for all interactive elements \n Covers iOS Human Interface Guidelines and Android Material Design 3 with platform-specific code for shadows, typography, and spacing \n Includes production-ready component patter

Comprehensive testing strategies for iOS and Android mobile apps across unit, UI, integration, and performance layers. \n \n Covers unit testing with Jest, component testing with React Testing Library, and UI automation using Detox, Appium, XCTest, and Espresso \n Includes performance testing, regression testing, and integration testing with backend services \n Provides best practices for test isolation, mocking, meaningful naming, and >80% code coverage targets \n Emphasizes testing on real dev

Mobile-first design prioritizes small screens as the starting point, ensuring core functionality works on all devices while leveraging larger screens for enhanced experience.

AI-powered mobile app design tool with REST API for creating projects, describing designs in plain language, and rendering screens. \n \n Supports high-level requests (\"design a fitness app\") and specific edits (\"add a pricing section to this screen\"); send natural language descriptions via chat messages and let the AI decide what to create or modify \n Requires Pro+ plan and API key with scoped permissions ( projects:read/write , chats:read/write , screenshots , components:read ) \n Async a

Design and execute reliable, cost-aware mobile testing across iOS and Android (native + cross-platform).

This skill guides the creation of professional, polished mobile app interfaces that follow proven design principles used by top-tier apps like Airbnb, Duolingo, Spotify, Revolut, and Phantom.

Guides mobile-first indexing optimization and mobile usability. Google uses the mobile version of pages for indexing and ranking; mobile-friendliness is a ranking factor.