1. Should have worked with Magento 1x and 2x.
2. Understanding of Magento's code structure, extension
architecture, theme hierarchy, and fallback components
3. Thorough experience in customizing Magento's front-end components using layout XML, blocks, and templates. Should know pixel perfect design.
4. Store catalog (categories /products/ attributes)
5. Sales orders (quotes/ orders /invoices/ shipments/ credits)
6. Competent in authoring #JavaScript and using libraries such as #jQuery and #Require.js
7. Write clean, modular, robust code to implement the desired requirements
8. Work with the QA to triage and #fix #bugs with rapid turnaround
PHP
Java
Magento
mysql
AJAX
Locating Bugs and fixing