SCA shopsps.com

I have already rolled out a full-featured checkout / My Account extension on SuiteCommerce Advanced v2024.1 for shopsps.com. The front-end pieces (Backbone.js views, Handlebars templates, UI tweaks, validation) are solid; now I need a SuiteScript 2.0 expert to tighten up the back-end... (Budget: ₹1250 - ₹2500 INR, Jobs: AngularJS, API Development, Audit, JavaScript, JSON, NetSuite, Node.js, PHP, REST API, RESTful API)