Senior Full-Stack Developer for Real Estate Marketplace App

Senior Full-Stack Developer / Development Team Needed for a Complete Real Estate Marketplace Project Overview I am looking for an experienced Senior Full-Stack Developer or professional development team to build a complete, scalable, secure, and production-ready Real Estate Marketplace Platform, initially targeting the Sudanese market with the ability to expand to other countries in the future. The platform will focus exclusively on real estate and will allow users to buy, sell, rent, and search for properties, while property owners, real estate offices, and companies can publish and manage listings and communicate directly with potential customers. This is intended to be a real production platform, not a demo, template, or basic MVP. I already have detailed project requirements, product concepts, visual references, UI/UX direction, user flows, system requirements, and reference designs. These materials will be provided to shortlisted developers. The selected developer/team will be expected to take responsibility for the project from development through testing, deployment, and final delivery. --- 🏠 Property Categories The platform should support multiple property types, including: Land Houses Apartments Villas Shops / Commercial Stores Offices Buildings Commercial Properties Investment Properties Warehouses Farms Real Estate Projects Other The category system must be dynamic. Administrators must be able to add, edit, remove, organize, and create subcategories from the Admin Dashboard without requiring changes to the application code. --- 🔄 Listing Types Users should be able to publish: For Sale Properties offered for sale. For Rent Properties offered for rent. Wanted to Buy Users can publish requests describing properties they are looking to purchase. Wanted to Rent Users can publish requests describing properties they are looking to rent. The architecture should allow additional transaction types to be added in the future. --- 📱 Mobile Applications The project should include: Android application iOS application Flutter or another professional cross-platform technology is preferred, but I am open to technical recommendations. The applications should be production-ready and optimized for both Android and iOS. --- 🌐 Web Platform The project should include: Public website User Dashboard Real Estate Office Dashboard Real Estate Company Dashboard Admin Dashboard The web platform must be fully responsive. --- 🔎 Advanced Property Search Search is one of the most important parts of the platform. Users should be able to search and filter properties by: Property type Sale / Rent Price Country State / Region City Area Neighborhood Property size Number of rooms Number of bathrooms Number of floors Property condition Furnished / Unfurnished Parking Location Other property-specific attributes Filters must be dynamic according to the property type. For example: An apartment should have apartment-specific filters. Land should have land-specific filters. A shop should have commercial-property filters. The system should allow administrators to configure property attributes and filters without changing the application code. --- 🗺️ Maps & Location The platform should have strong map and location functionality. Users should be able to: View property locations Search on the map Select a search area Find nearby properties Set the property location when creating a listing Search by city, area, and neighborhood Browse properties directly on a map View nearby properties Location architecture should support: Country → State/Region → City → Area → Neighborhood The system must be designed to support additional countries and cities in the future. --- 📸 Create Property Listing Creating a property listing should be simple, professional, and well organized. Possible listing information includes: Property type Transaction type Title Price City Area Neighborhood Address Property size Rooms Bathrooms Floors Property condition Description Photos Video Map location Contact information Additional property-specific attributes The fields must automatically change according to the selected property type. Example If the user selects: Apartment → For Sale the application should display apartment-specific fields. If the user selects: Land → For Sale the application should display land-specific fields. If the user selects: Shop → For Rent the application should display commercial-property fields. --- 🏠 Property Details Page The property details page should include: Image gallery Video where available Price Transaction type Property type Property specifications Description Location Map Advertiser information Phone call WhatsApp In-app messaging Add to favorites Share listing Report listing It should also display: Similar Properties based on relevant property characteristics and location. --- ❤️ Favorites Users should be able to: Save properties Remove properties Manage favorite listings Access saved properties at any time --- 🔔 Notifications & Saved Searches Users should be able to save searches. Example: Apartments for rent in Khartoum below a specific price. When a matching property is published, the user should receive a notification. Notifications should support: New messages Listing updates Saved-search alerts Featured listing status Payment notifications System notifications Users should be able to manage notification preferences. --- 💬 Messaging The platform should include an integrated messaging system. Communication should support: Buyer ↔ Seller Tenant ↔ Property Owner Customer ↔ Real Estate Office The messaging system should support: Text messages Images where appropriate Notifications Read/unread status Blocking users Reporting users Conversation history The system should be designed to scale as the number of users and conversations increases. --- 👤 User Accounts User accounts should include: Profile My Listings Favorites Saved Searches Messages Notifications Settings Account Management Ratings / Reviews --- 🏢 Real Estate Offices & Companies Real estate offices and companies should have professional profiles. They should be able to: Create a business profile Upload logo Upload cover image Add company name Add phone number Add address Add location Add business description Publish properties Manage listings Receive customer inquiries Receive messages View statistics Receive ratings Users should be able to visit an office/company profile and view all properties published by that company. --- 👨‍💼 Account Types The platform should support: Regular User Search, publish listings, save properties, communicate, and manage their account. Property Owner Manage personal properties and customer inquiries. Real Estate Office Manage multiple properties and customers. Real Estate Company Professional account with advanced property management and employee/user permissions. Administrator Full platform management. The permission system should be role-based and configurable. --- ⭐ Featured Properties & Promotion The platform should support paid property promotion, including: Featured listing Homepage placement Top search placement Pinned listing Category promotion Promotional packages for real estate offices All promotional services should be configurable and manageable from the Admin Dashboard. --- 📊 Property Analytics Property owners and offices should be able to view: Listing views Phone calls Messages Favorites Listing performance Real estate offices should be able to view statistics across all their properties. --- 🛡️ Verification & Trust Trust and security are important parts of the platform. The system should support: Phone verification OTP Verified accounts Verified real estate offices Ratings and reviews Listing reports Fraud prevention Listing moderation User reporting The developer should recommend a professional approach to verification, moderation, and fraud prevention. --- 🖥️ Admin Dashboard A comprehensive Admin Dashboard is required. Administrators should be able to manage: Users Property owners Real estate offices Companies Properties Categories Subcategories Countries Regions Cities Areas Neighborhoods Featured listings Reports Reviews Messages Subscriptions Payments Notifications Banners Content Analytics Roles & permissions Activity logs System settings The Admin Dashboard should allow the platform owner to manage the majority of the system without requiring developer intervention. --- 📍 Location Management Location data should be structured as: Country → State/Region → City → Area → Neighborhood Administrators should be able to add, edit, organize, activate, deactivate, and manage locations from the Admin Dashboard. --- 💳 Payments & Subscriptions The platform should be designed to support: Featured listing payments Real estate office packages Company subscriptions Promotional services Invoices Payment history Payment status The payment architecture should be modular so additional payment providers can be integrated in the future. --- 🔐 Security Security is a major requirement. The platform should include appropriate protection for: Authentication OTP Authorization API security Sensitive data File uploads Rate limiting Admin permissions Activity logs Backups Data recovery The developer should propose a professional production-grade security architecture. --- 🎨 UI/UX The platform should have: Modern design Clean interface Professional appearance Fast user experience Arabic-first interface Full RTL support Mobile-first experience Simple navigation Consistent design system I have prepared detailed visual references and product documentation. These materials will be provided to shortlisted developers. The goal is not to copy the reference images exactly. The goal is to professionally implement the concept, user experience, and functionality shown in the references, while improving them where appropriate. --- 🌍 Scalability Although Sudan is the initial target market, the architecture must support future expansion. The system should allow: Additional countries Additional cities Multiple languages Multiple currencies Additional payment providers New property categories New real estate services --- 🛠️ Technology I am open to professional recommendations regarding the technology stack. Possible technologies include: Flutter Laravel / NestJS MySQL / PostgreSQL Redis REST API Cloud Storage Firebase Google Maps Docker CI/CD These are examples, not mandatory requirements. The developer should recommend the best architecture based on: Performance + Security + Scalability + Maintainability --- 📦 Final Deliverables The selected developer/team will be expected to deliver: Android App iOS App Public Web Platform Backend REST API Database Admin Dashboard Real Estate Office Dashboard Real Estate Company Dashboard User Dashboard Property Listing System Dynamic Property Attributes Advanced Search & Filters Maps & Location Messaging System Notifications Favorites Saved Searches Reviews & Reporting Featured Listings Subscription/Payment System Authentication & Verification Testing & QA Documentation Source Code Deployment configuration Production deployment support All source code, project files, repositories, credentials, and relevant project assets must be transferred to the project owner. --- 👨‍💻 Developer Requirements I am looking for a developer or team with proven experience in: Real Estate Marketplaces Property Listing Platforms Classified Applications Mobile Applications Backend Development Admin Dashboards Maps & Location Advanced Search & Filtering Messaging Systems Payment Systems Scalable production systems Experience with Arabic / RTL applications is highly preferred. Please provide real examples of similar projects you have developed. --- 💰 IMPORTANT — Pricing & Proposal Requirements I do not want only an hourly estimate. I want a clear Fixed-Price proposal for the complete project. At the same time, please provide your hourly rate for reference. Your proposal MUST include: 1. Total Project Cost Fixed Price: $_____ 2. Hourly Rate Hourly Rate: $_____ / hour 3. Estimated Total Hours Estimated Total Hours: _____ 4. Estimated Completion Time Estimated Completion Time: _____ Please provide the fastest realistic completion timeframe you can achieve based on the complete scope. I am not asking you to commit to an arbitrary deadline. I want your professional estimate after reviewing the requirements. Fast delivery is important, but quality, security, scalability, testing, and maintainable code must not be sacrificed. I do not want an open-ended project with unlimited hours. --- 💵 Cost Breakdown Please provide an estimated cost for each major component: UI/UX Android/iOS Development Web Development Backend Admin Dashboard Real Estate Office Dashboard User Dashboard Database API Search & Filtering Maps Messaging Notifications Payments Authentication Testing & QA Deployment --- ⚠️ Additional Costs Please clearly identify anything not included in your development price, such as: Hosting / Server Domain SMS / OTP services Google Maps API Payment gateway fees Apple Developer Account Google Play Developer Account Third-party services Cloud storage Other external services No additional development cost should be added without prior approval. --- 🧪 Testing & Quality Assurance The quoted development price should include proper: Functional testing UI testing API testing Security testing Performance testing Android testing iOS testing Web testing Bug fixing Final quality assurance The project should not be considered complete until the agreed functionality has been tested and approved. --- 💳 Payment Structure I prefer payment through Upwork Milestones. Each milestone must be connected to a clearly defined and testable deliverable. I do not want to pay the full project amount upfront. Payments should be linked to completed and approved milestones. --- 🔄 Scope Changes Please explain how you handle new features requested after the initial scope has been approved. Any additional feature must have a clearly defined: Description Cost Estimated hours Impact on the project Approval before development No additional work should begin without approval. --- 📝 Proposal Requirements When applying, please provide: 1. Your experience with real estate platforms. 2. Links to similar applications you have built. 3. Your proposed technology stack. 4. Your proposed architecture. 5. Your estimated total project cost. 6. Your hourly rate. 7. Your estimated total hours. 8. Your fastest realistic completion time. 9. Your team structure. 10. Your testing and QA approach. 11. Your security approach. 12. Your deployment approach. 13. Your proposed milestone structure. 14. Any technical recommendations you believe would improve the project. Please do not send a generic copy/paste proposal. I want your proposal to demonstrate that you have actually understood the project requirements. --- 🎯 Final Goal The goal is to build a professional real estate platform where a user can: Search → Filter → View Property → View Location → Contact Advertiser → Save Property → Buy or Rent And where a property owner or real estate office can: Publish Property → Manage Listings → Receive Customers → Communicate → Track Performance → Promote Properties This should be a real, production-ready real estate marketplace, built with professional architecture, clean and maintainable code, strong security, scalable infrastructure, and high-quality Arabic/RTL UI/UX. I am looking for a professional development partner capable of delivering the complete platform, not simply someone to build a quick prototype.