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Web, iOS, Android, cross-platform app development, TypeScript, JavaScript, React, Astro, Node.js, Python, Objective-C, HarmonyOS, REST APIs, MCP, LangGraph, n8n, and automation.

Full-stack developer and independent builder behind XBSTACK, focused on Web, iOS, Android, cross-platform apps, AI engineering, agents, MCP, LangGraph, automation, and production reliability.