React web engineer

Job Description:
Roles and Responsibilities:
Looking for a strong React web engineer.
Looking for a senior UI engineer with good hands-on experience in React and can work in IC mode:

Must know: 
1. React Core Concepts: , Basic JS, DOM & HTML Knowledge , Declarative vs Imperative react ,Code abstraction with Hooks ,Deep understanding of JSX ,React hooks vs custom hooks, local state management ,Unidirectional data flow ,controlled vs uncontrolled ,client side routing ,data fetching ,advanced side effects, useEffect ,caching & performance ,use Memo & use Callback ,component memization ,App State (Global state) ,Redux vs Context overview, Unit Testing Overview ,Transitions with use Transition

2. React Advanced Concepts: State & Refs ,advanced Imperative patterns ,Dynamic React Portals ,Advanced Side Effects , Compound Components , Advanced Patterns for Context Accessibility , Mutable Refs, Forwarding Refs, ,Render Props.

3. Strong JavaScript Skills: JavaScript, ES6, functional programming concepts , event loop concepts, promises, Async/ Await, Node, Rest APIs , server side rendering in React, Authentication & error handling