
Brenda Levy Guiffrida — Houston Realtor
A polished personal brand and listings site for a Houston realtor — combining professional design with a smooth client journey from first visit to inquiry.
Decentralised products built for the open web.
We design and develop blockchain-powered applications — from smart contracts and DeFi protocols to NFT marketplaces and Web3 wallets — built with security and scalability in mind.
What's Included
Services Included
Smart Contracts
Solidity and Rust contracts audited for security and gas efficiency.
DeFi & NFT Platforms
DEXs, lending protocols, and NFT marketplaces from scratch.
dApp Development
Full-stack decentralised apps with React frontend and on-chain logic.
Technology
Portfolio

A polished personal brand and listings site for a Houston realtor — combining professional design with a smooth client journey from first visit to inquiry.
.webp&w=3840&q=75)
A polished Shopify e-commerce store for a UK upholstered furniture brand — showcasing ottomans, storage benches, and footstools with a clean shopping experience built to convert.

A high-conversion bilingual marketing website for a French renovation and interior design firm — positioning Koncept as a trusted construction partner for private residences and retail businesses.
FAQ
We primarily work on Ethereum and EVM-compatible chains (Polygon, BNB Chain, Arbitrum, Base) for smart contracts, and Solana for high-throughput applications. We help you choose the right chain based on your transaction volume, gas cost requirements, and target user base.
Start Your Project
Book a free consultation call — get a clear roadmap, timeline and cost estimate within 24 hours. No commitment required.
Joined by 15+ clients worldwide