Need Full Stack Developer to enhance existing ecommerce store features

Must have knowledge on following technologies and plugins
> Code Igniter
> Bootstrap 4
> MySQL
> HTML5, CSS, Javascript, jQuery
> Adobe Photoshop or similar

****************Candidate should be open for a short, simple technical interview**********

Features to work:
Frontend theme refresh
Add guest checkout feature
Fixing bugs on entire purchase and administration work flows
Review the code and modify and modify according to best practices
Aim is to improve UI/UX and workflows.

Estimated working time: atleast 3 hours a day for 3 weeks (excluding Sunday or any one day)