All in one Frontend & Backend Developer Needed to Upgrade Job Portal (UI/UX + PayPal Testing) and experience in hosting on Aliyun platform is a must . ( Clean job must be done and documentation about every page must be provided ) Project Type: One-time project ( ongoing collaboration needed and NDA must be signed to do this work ) Start: Immediate We have a job portal developed by a previous team, and we now need a Full-Stack (Frontend & Backend) Developer to upgrade the platform’s design, functionality, performance, and PayPal payment flow review . We want the system to be more professional, faster, flexible, and error-free for candidates, employers, and admin users. Scope of Work 1. Frontend Upgrade Redesign UI to a modern, professional, responsive layout Improve navigation, speed, and user experience Optimize page loading and fix layout issues 2. Job Search Improvements Upgrade job search plugin Improve filtering, sorting, and search accuracy Ensure job search loads quickly and smoothly 3. Messaging System (Frontend + Backend) Test and fix the messaging system between candidates and employers Improve message delivery speed and reliability Solve any backend issues affecting message threads 4. Admin Dashboard Updates Enforce passport-size candidate photos Reduce employer logo size Improve admin dashboard loading speed and backend performance 5. Employer Dashboard Enhancements Redesign employer profile page Enforce max 1-minute video upload limit Add character/word limits for company fields Improve dashboard backend validations 6. PayPal Payment Gateway Testing (Backend + Frontend) PayPal is already integrated Developer must retest and fix: Candidate payment flow Employer payment flow Success/failure handling Backend webhook response Frontend confirmation messages Ensure full stability and error-free checkout 7. Bug Fixes & Final Testing Fix all functional and UI bugs Ensure smooth navigation and fast plugin switching Deliver a fully tested and user-friendly job portal. Short explanation of your approach to upgrading both frontend & backend . Past job portal / portfolio and dashboard work . Note: Have experience working on node.js, next,js, github respiratory , mongodDB, brevo.. etc And most importantly can host on Aliyun alibaba cloud ECS hosting and understand the environment .