SolEstate | Devpost

Inspiration

We were inspired by the challenges many people face when trying to secure real estate loans. Traditional banks have strict requirements, often demanding high credit scores and collateral, making it difficult for many to access financing. On the other hand, lenders with available capital have limited opportunities to earn reliable returns in the real estate sector. We wanted to create a platform that connects lenders, borrowers, and builders in a way that is transparent, efficient, and eliminates the risk of fraud while making real estate ownership more accessible.

What it does

SolEstate is a decentralized lending platform built on Solana that allows individuals to invest in real estate without needing collateral. Lenders decide how much they want to lend and at what interest rate, while borrowers browse through available loan offers and apply for the ones that suit them. Instead of giving money directly to borrowers, the funds go straight to builders, ensuring that loans are used for real estate purposes. Borrowers make EMI payments to repay their loans, and if they fail to pay on time, a late fee is charged. If a borrower defaults more than three times, the builder has the right to reclaim the property. The entire process is automated through smart contracts, making transactions instant and secure.

How we built it

We built SolEstate using Solana because of its fast and low-cost transactions, ensuring that lending and repayments happen instantly without high gas fees. Smart contracts handle the entire process, from loan disbursement to EMI payments, late penalties, and property repossession in case of defaults. The platform features a user-friendly dashboard built with Next.js and Tailwind CSS, where lenders can set loan offers and borrowers can browse available financing options. We also implemented a credit scoring system that verifies income and background information to determine borrowing limits and minimize default risks.

Challenges we ran into

One of the biggest challenges we faced was designing a system that balances accessibility with security. Since we don’t require collateral, we had to ensure that lenders' money is protected, which led us to implement direct payments to builders instead of borrowers. Automating EMI payments and penalties using smart contracts was another complex aspect, as we needed to create a seamless process that handles repayments, late fees, and fund transfers in a decentralized way. Additionally, finding a fair way to verify borrowers’ financial credibility without traditional credit scores required us to develop an income-based credit evaluation model.

Accomplishments that we're proud of

We’re proud that we successfully built a decentralized lending platform that removes barriers to real estate financing while ensuring that lenders’ investments are secure. The integration of smart contracts allows for transparent and instant transactions, eliminating manual processing and delays. Our credit verification system provides a fair and accessible way for borrowers to qualify for loans without needing collateral, opening up new opportunities for real estate investment.

What we learned

Working on SolEstate taught us the importance of balancing accessibility and security in financial technology. We gained valuable experience in implementing smart contracts for real-world lending applications, ensuring that funds flow efficiently while minimizing risks. We also learned how critical user experience is in decentralized applications and how a simple, intuitive dashboard can make complex financial transactions much easier to navigate.

What's next for SolEstate

Our next step is to refine the credit evaluation system further and explore ways to integrate more risk assessment factors. We also want to expand the platform by allowing institutional investors to participate, bringing more liquidity into the ecosystem. Future updates will include enhanced analytics for lenders and borrowers, making it easier to track loan performance and investment returns. Ultimately, we aim to scale SolEstate globally, helping more people access real estate financing and providing lenders with a secure way to grow their investments.