Execution of on-premise SharePoint to SPO migration using any of the migration tools in market with adoption of proper migration process/methodologies is MUST
Development experience of SharePoint artifacts like webparts, workflows, branding, timer jobs, REST call using SSOM and CSOM
Development experience of SharePoint Online component development, Provider Hosted Apps
Build workflow forms using SharePoint Designer, and Power Automate
Convert existing designer workflows into Power Automate and InfoPath forms into Power Apps
Code pages using HTML5, JavaScript, and Typescript, jQuery, CSS, SQL, Bootstrap or responsive design
Use SharePoint Framework SPx to create website designs with OOTB, UI extension, page layouts, themes, and display templates