Senior Full Stack Developer (Python+ React + FastAPI + PostgreSQL)

Project Overview We are looking for an experienced Full Stack Developer or Development Team to complete and enhance our existing platform, Cut2Style (C2S). The project is already under development. We are not starting from scratch. The backend, frontend, and database already exist, but several modules require completion, refinement, optimization, and frontend polishing. This is a long-term opportunity for developers who can understand business logic and build scalable applications. Tech Stack Frontend React.js / Next.js TypeScript Responsive UI Tailwind CSS / Modern UI framework Backend Python FastAPI PostgreSQL SQLAlchemy Alembic Cloud AWS / Supabase Redis REST APIs Platform Modules The platform consists of 4 independent business modules sharing one ecosystem. 1. OSGS (Online Shopping Gateway System) Purpose A gateway that redirects customers to approved vendor websites. This is NOT an eCommerce marketplace. Customers do NOT purchase products inside C2S. Features Vendor registration & approval Vendor dashboard Customer dashboard Categories & Subcategories Vendor website integration gadget Order tracking Commission calculation Loyalty rewards Wallet integration Email / SMS / Chat notifications Important Do NOT build: Product marketplace Shopping cart Checkout Product catalog pages Keep this module lightweight. 2. MH/OS (Maintenance & Home Services) Customers request services. Professionals receive jobs. Professionals submit quotations. Customer selects one professional. Booking → Payment → Job Completion. Features include: Professional onboarding Background verification Work Orders Quote management Booking Payment Invoice generation Promotions Recurring services Loyalty rewards Customer & Pro dashboards 3. BeePro Professional mobile services. Includes: Professional verification Booking system GPS routing WhatsApp confirmations Tele-visit support Shared orders Customer types Service area management Reviews Earnings dashboard Invoice generation 4. Restaurant Ordering Restaurant management with Cash on Delivery logic. Features include: Restaurant onboarding Menu management Order management COD workflow Weekly settlements Digital wallet Reviews Promotions Analytics Notifications Shared Platform Features Unified customer account Unified business account C2S Wallet 5% Cashback Double rewards for BeePro Email notifications SMS notifications WhatsApp notifications Multi-language chat support Admin dashboards Vendor dashboards Customer dashboards Current Work Required The project already exists. We need developers to: Complete unfinished modules Improve architecture where necessary Fix bugs Improve frontend UI/UX Finish responsive design Optimize database Improve APIs Improve performance Implement remaining business logic Integrate notification services Write clean production-ready code Frontend requires significant polishing and consistency improvements. Developer Expectations We're looking for someone who: Thinks like a product engineer Can understand business workflows Asks questions instead of making assumptions Suggests better technical solutions Writes scalable and maintainable code Communicates clearly Delivers high-quality work Required Skills React.js Next.js TypeScript Python FastAPI PostgreSQL SQLAlchemy REST APIs Tailwind CSS Git Docker Redis AWS or Supabase Nice to Have Payment gateway integrations Wallet systems Notification services WhatsApp API Google Maps / GPS Multi-language applications To Apply Please include: Similar SaaS or Marketplace projects you've built. Experience with React + FastAPI. Experience building booking or service platforms. GitHub profile (if available). Estimated weekly availability. Your expected hourly rate. Briefly explain how you would approach completing an existing production codebase. We are looking for a long-term development partner, not just a freelancer.