ShiftSync

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Production-Ready B2B Retail Workforce Management SaaSThe Asset Overview ShiftSync is a fully compiled, zero-error Next.js 16 platform engineered specifically for retail staff management. It solves the core operational bottlenecks of physical storefronts: shift scheduling, location-verified clock-ins, leave management, and dynamic payroll calculations. Built with a multi-tenant architecture, it supports individual store managers as well as Area Managers overseeing multiple franchise locations.The Technical Advantage This is not a weekend prototype. The codebase has been rigorously scrubbed and features enterprise-grade hygiene. It includes a gated founder backdoor, Sentry error telemetry, in-memory rate limiting on authentication routes, and an output-standalone Docker configuration. It is built to be deployed, scaled, and monetized immediately.Core Feature MechanicsGeofenced Time Tracking: Utilizes the Haversine formula to ensure staff can only clock in within a 100-meter radius of the store coordinates. Includes a graceful degradation fail-safe for manual manager overrides if mobile GPS drops.Multi-Tenant Hierarchy: Features strict role-based access control (Staff, Manager, Area Manager, Superadmin) enforced via middleware. Area Managers can seamlessly switch between and manage multiple store databases.Dynamic Rota & Payroll: Calculates real-time weekly wage budgets against scheduled shifts using individualized staff hourly rates and automated 1.5x overtime logic. Generates fully exportable payroll CSVs.Automated Shift Workflows: Staff can request cover, trade shifts, and submit leave requests. The engine prevents double-booking and automatically prevents assigning shifts to staff on approved leave.Live Store Noticeboard: A database-driven, role-badged internal chat system for immediate store-wide communication.Resilient Automation: Features an automated sweep that closes out stale "active" time punches two hours past shift end, flagging them for manager review.The Engine (Tech Stack)Framework: Next.js 16 (App Router) + TurbopackStyling: Tailwind CSS 4 (Mobile-first responsive design)Database: Prisma ORM with auto-detecting SQLite (Dev) and PostgreSQL (Production)Authentication: Passwordless Magic-Link via Resend (with secure HTTP-only cookies)Billing Infrastructure: Stripe (Fully mocked in-memory for zero-friction development, instantly swappable to live keys)Telemetry: Sentry pre-configured for edge, server, and client monitoringWhat You Are Buying You are acquiring a pristine, battle-tested codebase that completely bypasses hundreds of hours of complex database structuring, geolocation math, and Next.js boilerplate. With 39 flawless routes, zero linting errors, and a turnkey Docker setup, you can deploy this to a VPS or Vercel instance today, rebrand it, and immediately begin onboarding B2B retail clients.