Avi Engelshtien

Principal Frontend Engineer & Architect specializing in scalable frontend architecture, Nx monorepos, and cross-framework domain design.

🔧 Tech Focus

• Angular / React / Vue
• Nx Monorepos
• NgRx / Signals
• TanStack Query / Zustand / Pinia
• Frontend Architecture
• Agentic AI / LLM Integration

🚀 Featured Projects

🔷 Users Portal — Angular / React / Vue / Hybrid MFE Lab

Demonstrates the same users-and-orders product implemented across Angular, React, Vue, and Hybrid Microfrontend architectures inside one Nx monorepo:

• Angular app: NgRx, Signals, OnPush, Facade pattern and CDK Virtual Scroll
• React app: TanStack Query, Zustand, React.memo and TanStack Virtual
• Vue app: Vue 3, TanStack Query, Pinia and Composition API
• Hybrid MFE: Angular shell hosting a React remote
• LLM-Powered Business Agent using the Claude API, structured tool calling and bounded multi-turn context over the same canonical live Orders backend as the UI
• Shared framework-independent Business Agent Web Component consumed by Angular, React and Vue
• Shared framework-agnostic TypeScript contracts and domain utilities
• Real-time WebSocket order updates, smart caching and toast notifications
• Nx-enforced module boundaries across apps, libraries, layers and frameworks

Demo:

🔹 Nx Frontend Architecture Showcase

A feature-driven Angular/Nx workspace showcasing two independent domains: a multi-step integration wizard with route-based orchestration, and a server-driven searchable users directory focused on pagination and performance.