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The project centres on delivering the first public-facing release of an all-in-one real-estate platform. The web app is already framed around React on the front end, a Node.js/Express API, and PostgreSQL for persistence. What I now need is the full implementation of the core intelligence and Web3 functionality that will set the product apart. AI scope • Price predictions and property recommendations go live in this milestone. • A decision-tree model will drive the initial pricing engine; the code should be cleanly abstracted so that deeper neural models can be swapped in later with minimal refactor. • Model training can run offline, but the REST endpoint must return fresh predictions from the most recent model artefact. Blockchain scope • Fractional ownership and smart-contract escrow both launch immediately. • Contracts must deploy on Ethereum mainnet first, with Solana support made available behind a feature flag. • Expect ERC-20 style share tokens, on-chain record of fractions held, and an escrow contract that automatically releases funds once inspection contingencies are met. Key integrations React pages need to surface: – real-time price estimates beside each listing, – a “buy fraction” flow that spins up the escrow contract, and – a portfolio dashboard reading on-chain holdings through [login to view URL] / Ethers.js. Deliverables 1. Decision-tree model (Python or TypeScript) with reproducible training script and documented feature set. 2. REST/GraphQL endpoints for predictions and recommendations, wired to the React UI. 3. Solidity contracts (plus Hardhat tests) covering fractional shares and escrow logic, deployed to Ethereum testnet and demonstrated in a short Loom video. 4. Cross-chain abstraction layer prepared for Solana (Anchor framework stubs acceptable for this phase). 5. Final code pushed to our GitHub with a concise README and setup script; CI pipeline must pass all unit tests. Acceptance criteria will rely on: • <2 % MAE on the price prediction validation set, • full end-to-end purchase of a listing fraction on testnet with escrow release, • successful frontend rendering of wallet balances updated within 10 s of chain confirmation. The codebase is already initialized; jump in, wire up the intelligence and the chain components, and keep future extensibility in mind throughout.
Project ID: 40523866
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122 freelancers are bidding on average $30,671 USD for this job

Hello, I’m interested in your AI-powered real estate platform MVP. I can implement the core AI pricing/recommendation engine and blockchain features, including fractional ownership, escrow smart contracts, and React integration. **What I’ll deliver:** • Decision-tree price prediction model with training scripts • REST/GraphQL APIs for predictions and recommendations • ERC-20 fractional ownership and escrow smart contracts • Ethereum testnet deployment with Hardhat tests • React integration for price estimates, fractional purchases, and portfolio tracking • Solana-ready architecture for future expansion • Complete documentation, CI-ready code, and GitHub delivery My focus will be on clean architecture, security, scalability, and future AI/Web3 extensibility. Warm regards, **Harpreet Singh**
$20,000 USD in 5 days
9.5
9.5

As Sushil Kumar Singh, I bring to the table a profound understanding of both blockchain technology and real estate market dynamics. Given my extensive experience in building secure blockchains and deploying contracts for various purposes on platforms like Ethereum and Solana, I'm confident in my ability to seamlessly integrate Web3 functionalities onto your application. Additionally, my expertise in Python and TypeScript positions me well to not only meet the AI scope but also ensures you have clean and comprehensibly documented code for future improvements. I understand the criticality of MAE in price predictions and have consistently produced high-accuracy models in similar projects. My ability to abstract complex decision-tree models for easy integration of more sophisticated neural models aligns well with your long-term goals without compromising on performance. Moreover, I acknowledge the importance of keeping up with fresh data and would ensure that the REST endpoint functions optimally, making accurate predictions from the most recent model artifact available. On the blockchain front, I've successfully launched smart contract escrows and developed systems for fractional ownership/transfers on multiple networks.
$32,000 USD in 90 days
9.6
9.6

Hi — Elias here from Miami. I see the goal is to build a public-facing MVP for a real estate platform that leverages AI and blockchain. This is an exciting intersection of technology and industry. A common issue in projects like this is making sure the system is both scalable and maintainable from the start. With multiple integrations and user roles, ensuring smooth workflows and reliable data management will be crucial. The tricky part is usually balancing advanced features with user-friendly design while keeping performance intact. My approach would focus on a modular architecture, allowing for future enhancements and easier updates. I would prioritize the integration of AI for personalized user experiences while ensuring the blockchain component securely handles transactions and data integrity. I've worked on similar platforms that required intricate state management and user permissions, which will be beneficial for this project. A few questions to better understand the scope: Q1 – What specific user roles and permissions are you envisioning for the platform? Q2 – Are there any particular backend/API requirements you foresee for the AI features? Q3 – What level of customization do you expect for the blockchain integration? Happy to go through the details and suggest the best technical approach. Looking forward to hearing from you.
$40,000 USD in 35 days
8.5
8.5

Hello there, I will deliver the AI pricing engine, fractional ownership contracts, and escrow system — wired into your existing React/Node/PostgreSQL stack and ready for testnet demo. For the decision-tree model, I will build it behind a clean predictor interface so swapping in a neural model later means replacing one module without touching the REST layer. The training pipeline will version each model artefact, and the prediction endpoint will hot-load the latest — keeping <2% MAE traceable across iterations. For the Solidity side, I will structure the ERC-20 fraction tokens and escrow contract as upgradeable proxies, so inspection contingency logic can evolve without redeploying token state. Solana stubs will sit behind your feature flag using Anchor. Looking forward to potentially working together. Thanks, Kamran
$22,297 USD in 30 days
8.5
8.5

Hi, We went through your project description and it seems like our team is a great fit for this job. We are an expert team which have many years of experience on PHP, Website Design, Node.js, PostgreSQL, RESTful, Blockchain, Neural Networks, AI Development Please come over chat and discuss your requirement in a detailed way. Regards
$49,800 USD in 7 days
7.7
7.7

Hi there, I understand you need AI pricing/recommendation features plus Web3 fractional ownership and escrow integrated into your existing React, Node/Express, and PostgreSQL real-estate platform. I have experience with ML prediction APIs, decision-tree modeling, Solidity smart contracts, Hardhat tests, Ethers/Web3 integrations, escrow workflows, wallet dashboards, CI, and production-ready full-stack delivery. I would build the model pipeline, expose prediction/recommendation endpoints, implement audited-style Solidity contracts on testnet first, wire the React purchase/portfolio flows, and keep the architecture extensible for neural models and Solana support. Q1: What property dataset/features are available for achieving the <2% MAE target? Q2: Which Ethereum testnet should be used for the escrow demo? Q3: Have legal/compliance requirements for fractional real-estate ownership already been reviewed? Best regards.
$35,000 USD in 7 days
7.3
7.3

You're building an AI/blockchain real-estate MVP where the risk is product architecture: listings, investor/user flows, AI outputs, and blockchain records all need to feel like one simple platform. I would start by locking the MVP scope, user roles, data model, and transaction/document boundaries, then build the first public release with clean API contracts and staged integrations. For this project I would focus on: - Real-estate listing/deal workflows, dashboards, and admin controls - AI-assisted matching/analysis with validation so outputs are explainable - Blockchain/wallet or record layer isolated behind a safe service boundary - Secure accounts, audit logs, deployment, tests, and handover docs I can begin with a concise MVP architecture and milestone plan so the first release is buildable rather than over-scoped. Best, Dr. Syafiq
$50,000 USD in 21 days
7.4
7.4

Hello! As per your project post, you are looking to complete the MVP of an AI and blockchain powered real estate platform by implementing the core intelligence layer and Web3 functionality on top of your existing React, Node.js/Express, and PostgreSQL architecture. The goal is to launch a production ready platform that combines property valuation, recommendations, fractional ownership, and smart contract escrow into a unified user experience. My focus will be on delivering a modular AI prediction engine, property recommendation workflows, blockchain based fractional ownership, escrow smart contracts, portfolio management, and seamless frontend integration. The architecture will allow decision tree models to be replaced with more advanced ML models in future releases while maintaining stable API contracts. I specialize in AI powered platforms, blockchain applications, smart contract development, SaaS products, and scalable full stack architectures. My approach focuses on clean abstraction layers, security, auditability, and future extensibility so new AI models and blockchain capabilities can be introduced without major platform rewrites. Let’s connect to discuss the AI architecture, smart contract workflows, and MVP launch objectives so we can build a scalable real estate platform ready for future growth. Best regards, Nikita Gupta.
$20,000 USD in 120 days
6.8
6.8

Hello, I hope you are doing well. I understand that you are looking to build a BLOCKCHAIN REAL ESTATE PLATFORM and I would be happy to help. I have extensive experience in designing and developing applications and have successfully delivered many projects. What I offer: -Development using the latest technologies -Daily project updates and clear communication -On-time delivery within the agreed timeline -Complete source code provided after project completion -One year of support for the developed work -10+ years of experience in web and app development -Fully responsive, fast-loading, and SEO-friendly design -A powerful super admin panel to manage the entire system Please feel free to initiate a chat so we can discuss your requirements in detail. Thank you and regards, Dheeraj K.
$20,000 USD in 50 days
6.9
6.9

This project has a clear path to delivery, which I appreciate. For the price prediction engine, I suggest building a modular decision-tree model in TypeScript so it integrates smoothly with your Node.js backend. From past work on property pricing apps, keeping model training offline but serving fresh predictions via REST ended up simplifying deployment and scaling. On the blockchain side, I’ll write Solidity contracts that handle fractional ownership and escrow with autonomous fund release once conditions are met. I have deployed similar ERC-20 token contracts on Ethereum mainnet before, and I’ll ensure the cross-chain layer includes well-documented stubs for Solana using Anchor, so you’re ready to activate that later. A quick question: Do you prefer the model artifacts stored in a particular format or location for REST endpoint access? Also, for the escrow contract, should contingencies be configurable per listing or standardized in the contract? I’ll wire up all API endpoints and React UI hooks to display live price estimates, handle “buy fraction” flows, and show on-chain wallet holdings within 10 seconds of confirmation. The final repo will include full tests, CI, and clear setup instructions. Ready to start integrating the AI and Web3 layers and deliver the MVP with clean, extensible code.
$50,000 USD in 7 days
6.0
6.0

Creating an AI Blockchain Real Estate Platform MVP sounds like an innovative challenge. I see you're looking for a public-facing release that integrates blockchain and AI, which is quite an exciting combination. With my experience in PHP, Node.js, and PostgreSQL, I can help you build a solid foundation for this platform. Your main goal seems to be delivering a comprehensive solution that addresses real estate needs while incorporating advanced technologies. Some similar things I've built: a regional booking platform for a tutoring company, an internal CRM for a property agency, and a React Native field-reporting app. Let’s collaborate to make this project a success. Could you please clarify the following questions to help me better understand the project? Q1: What specific features do you envision for the MVP to attract initial users? Q2: Are there any specific blockchain technologies or protocols you prefer for this project? Q3: How do you plan to handle data privacy and security, particularly with AI integration?
$40,000 USD in 234 days
6.6
6.6

⭐⭐⭐⭐⭐ ✅Hi there, hope you are doing well! I have completed projects involving AI-driven price prediction models integrated with blockchain components for a seamless user experience. The key to success lies in delivering clean, modular code for both AI predictions and smart contract logic that ensures easy future upgrades. Approach: ⭕ Develop and implement the decision-tree pricing model with clear abstraction for neural model replacement ⭕ Create REST endpoints integrating predictions with the React frontend ⭕ Write and test Solidity contracts for fractional ownership and escrow on Ethereum ⭕ Build a cross-chain abstraction layer for Solana integration ⭕ Ensure CI/CD pipelines and full documentation for maintainability ❓ Could you clarify if you have existing smart contract assets to integrate or if all contracts need to be built from scratch? I am confident in delivering the fully integrated MVP with scalable, clean architecture to meet your ambitious acceptance criteria. Thank you for considering my proposal. Best regards, Nam.
$40,000 USD in 60 days
5.5
5.5

PostgreSQL schema drift is what kills these builds. If the property and ownership records are still moving when smart contract integration starts, the mapping layer gets rebuilt at least once. The way I'd sequence this: REST API contract and core schema locked first, everything else layered on top. PHP and Node.js at the same service boundary is fine as long as the OpenAPI spec lives in one place and both sides honor it. I've built backends where the same data model had to serve a blockchain layer, AI features, and a REST API simultaneously. The contract-first approach is the only one that doesn't require a rebuild mid-project. M1: REST API design, auth, core property/ownership/transaction PostgreSQL schema, $8,500, 8d. M2: Listings, search, and transaction endpoints, full OpenAPI spec locked, $7,500, 8d. M3: Smart contract deploy, on-chain property tokenization, $9,000, 10d. M4: AI features layer, valuation or matching per your spec, $9,000, 8d. M5: Frontend MVP, end-to-end integration, staging deployment, $8,500, 8d. Total $42,500, 42 days. M1 is a clean checkpoint before the expensive blockchain and AI work starts. Do you have an existing smart contract, or is that starting from scratch? And what's the primary AI feature for MVP, valuation, property matching, or something else?
$42,500 USD in 42 days
5.6
5.6

With Web Crest, you have a seasoned team of tech experts in your corner. Our unique blend of AI development, Node.js and PHP expertise will be invaluable for delivering the core intelligence and Blockchain functionality required for your real estate platform. Having successfully navigated the complexities of AI-powered systems in SaaS platforms and web applications, we are well-positioned to optimize your existing framework with the right balance of power and extensibility. Our proficiency in Ethereum, BNB Smart Chain and Polygon ensures that we can deploy your Solana-supporting contracts on Ethereum mainnet and ready feature-flagged. This multi-chain capability, coupled with our knowledge of ERC-20 style share tokens, automating escrow contracts and real-time token balances, put us in a prime place to meet all your Blockchain needs. Lastly, as proponents of future-proof solutions, we never lose sight of maintainability or scalability. We guarantee not just the necessary features but an efficient performance that allows for easy integrations even after launch. Let's leverage the possibilities created by Reactpages(for live pricing) and portfolio dashboard(tied to on-chain holdings) to deliver an all-in-one MVP that truly empowers users to trade property fractions securely and seamlessly. References available upon request!
$20,000 USD in 7 days
5.4
5.4

As a leader of a versatile engineering collective, I am confident that our extensive experience in AI development and blockchain technology makes us the ideal team for executing your game-changing real estate project. With a decade of full-stack development under our belt, we've got your base covered - React, Node.js, PostgreSQL; you name it! But what sets us apart is our meticulous approach to building interconnected systems on the cloud. We've got expertise in working with AWS, Firebase, GCP as well as using Docker and Kubernetes for seamless deployment. On the AI front, we specialize in developing intelligent systems like yours. Our model training not only meets but surpasses industry standards and we're confident about delivering less than 2% MAE on the price prediction validation set. Your platform demands price predictions and property recommendations using intelligently designed models and APIs; check! We've worked extensively with LLMs and RAG pipelines ensuring accurate predictions and efficient automation. This settles any concerns about integrating AI smoothly into your project.
$35,000 USD in 120 days
5.4
5.4

Hi, your project "AI Blockchain Real Estate Platform MVP" is clear, and I can take care of the implementation. I will keep the delivery simple: confirm the setup, build the required part, test it, and hand it over clearly. My focus would be turning the UI requirements into a polished, responsive build. Before starting, I would confirm: Is there an existing backend/database I should build on, or should the structure be created from scratch? Do you already have staging/production environments, or should I prepare the setup for review first? Should the solution be optimized for future scaling, easier maintenance, or a simple handover? Best regards, Houssame
$35,000 USD in 7 days
5.2
5.2

As a seasoned full-stack developer with a focus on MERN and MEAN stacks (which are perfectly aligned with your project requirements), I'm confident in my ability to deliver beyond expectations. With over 14 years of experience spanning 416 successful projects, I've built a reputation for delivering end-to-end solutions that stand out in online spaces. In the world of real estate and technology, AI-driven blockchain implementations hold incredible potential; two fields that I’ve been deeply involved with throughout my career. My keen understanding of Python and TypeScript, as well as my proficiency in designing REST/GraphQL endpoints integrated with React UI, uniquely positions me to fulfill your requirements to the fullest. Simply put, choosing me means you get high-level expertise backed by an extensive skill set specifically tailored to realize your vision for this platform - seasoned JavaScript expertise (Node.js / Express), knowledge of graph databases (PostgreSQL) essential for persisting AI models data, and advanced openness to future extensibility needed for successful real-world adoption of a technology as dynamic as yours. Let’s build something great together!
$20,000 USD in 10 days
4.4
4.4

As a highly versed full-stack developer with deep proficiencies in AI development, blockchain, and web design, I am excellently equipped to transform your conceptual real estate platform into a functional and sophisticated reality. My expertise spans React, Node.js, PostgreSQL, and PHP, all of which are the backbone of your project's current setup. This means I can efficiently blend my skills into your existing codebase without compromising future extensibility, assuring you both timely and quality deliverables. On the AI front, I come packed with a broad range of data-driven skills from training machine learning models to ETL usage such as Snowflake and BigQuery. These skills will be put to good use in delivering precise price predictions and reliable property recommendations. I ensure clean, abstracted code structures that allow potential integration of sophisticated deeper neural models. With regards to blockchain and Web3, I have a solid track record in deploying smart contracts (including ERC-20 style share tokens) on Ethereum mainnet something you need well-honed skillset for in the present phase of your project. Bringing Solana support through Anchor framework stubs is also within my expertise realm ensuring seamless cross-platform compatibility.
$35,000 USD in 3 days
4.0
4.0

Hello there!. With over 8 years of experience specializing in web and software development, I believe I have the right skillset to assist you in implementing the core intelligence and Web3 functionality for your real-estate platform. My expertise includes PHP, PostgreSQL, and Website Design; skills that are directly relevant to your project specifications. I am also familiar with React, Node.js/Express API and have an understanding of both Python and TypeScript which can be valuable in creating the decision-tree model or REST/GraphQL endpoints required for producing price predictions and recommendations on your platform. Ensuring clean code abstraction and future extensibility is important for this project, something I deeply emphasize in my work. Additionally, my track record of on-time delivery, clear communication, and my commitment to building long-term relationships with clients would make me a great fit for your team. Let's collaborate on this project and build something truly groundbreaking together!
$20,000 USD in 80 days
4.0
4.0

You already have React, Node/Express, and PostgreSQL, this milestone focuses on the “core intelligence + Web3” layer that differentiates the MVP. AI + APIs - Implement a decision-tree pricing/recommendation engine with a clean model interface so later neural models can be swapped with minimal refactor. - Provide reproducible training (offline) and persist model artefacts; prediction endpoints always load the latest artefact for fresh REST responses. - Add REST/GraphQL endpoints for price estimates and recommendations and wire them to existing React listing pages. Blockchain + Escrow - Develop Solidity contracts (with Hardhat tests) for fractional ownership via ERC-20-style share tokens and an escrow contract gated by inspection contingencies. - Deploy to Ethereum mainnet first per requirement (also provide testnet execution scripts). - Implement a Web3/Ethers integration so the “buy fraction” flow spins up escrow and updates state. - Build the portfolio dashboard to read on-chain holdings and refresh wallet balances within the target ~10s window after confirmation. Cross-chain abstraction - Prepare a chain-agnostic interface with a Solana feature-flag path and Anchor stubs for this phase. Delivery - Push complete code to GitHub with a concise README + setup script; ensure CI passes unit tests. Target outcomes include <2% MAE on the validation set, end-to-end testnet fraction purchase + escrow release, and responsive frontend balance rendering.
$38,850 USD in 4 days
3.7
3.7

Zizur Mayor, United States
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