Senior Full-Stack Developer / Development Team Needed for Local Business SaaS & Booking Platform

we will share you datailed brief of project so you can quote me after that so dont consider this as final budget. We are looking for an experienced senior full-stack developer or development team to help us build the first version of a large-scale local business platform. The platform will connect customers with local businesses and allow businesses to manage their digital presence, services, bookings, customers, offers, and business operations from one platform. The long-term vision includes business discovery, online booking, digital coupons, CRM, loyalty programs, marketing automation, analytics, AI-powered features, and multi-city expansion. The project will be developed in phases, starting with a clearly defined MVP. Initial MVP Scope The first phase will focus on the core platform functionality, including: Customer authentication and profiles Business registration and profiles Business discovery and search Categories and location-based discovery Services and product listings Online booking and availability management Payment integration Digital coupons and QR-based redemption Basic CRM and customer history Business dashboard Admin panel Basic commission and transaction management Notifications The complete product vision and detailed feature roadmap will be shared with shortlisted candidates. Required Technology Stack Frontend Next.js React TypeScript Tailwind CSS Backend Node.js NestJS Database & Infrastructure PostgreSQL Redis AWS Docker Integrations Stripe and/or Razorpay Google Maps API Email and SMS services Firebase Cloud Messaging REST APIs and third-party integrations Ideal Candidate / Team We are looking for someone with proven experience building: SaaS platforms Marketplace platforms Booking systems CRM systems Multi-vendor platforms Payment systems Business management dashboards Experience with loyalty programs, marketing automation, or AI integrations will be an advantage. We are particularly interested in candidates who can think beyond simply writing code and contribute to: Technical architecture Database design Scalable system planning API architecture Security Performance Long-term product scalability Important This is a long-term product vision that will be developed in multiple phases. We are not looking for someone who simply builds a quick prototype. The selected developer or team should be capable of building a strong MVP architecture that can later scale into a larger multi-city and multi-business platform. When applying, please share: Examples of similar platforms you have built Your experience with Next.js, NestJS, PostgreSQL, Redis, and AWS Your experience with booking, marketplace, SaaS, CRM, or payment systems Your recommended approach for structuring the MVP Your availability and preferred engagement model Please do not send generic proposals. We are specifically interested in relevant experience and real examples of similar products.