Sfoglia categorie
Esplora
Fiverr Pro
Italiano
$
USD
I will be your smart contract developer for solidity, web3 and blockchain
Blockchain Developer, Rust, Solidity, DeFi, Web3
I'm a Rust and blockchain developer who builds production-ready software that actually goes live. I specialize in Rust applications, Solidity smart contracts, DeFi protocols, Web3 applications, smart ...
Livello 1
Ha soddisfatto determinati criteri di prestazione e mostra un forte potenziale nel marketplace.
Informazioni su questo servizio
I Build Secure, Scalable & Production-Ready Smart Contracts
Looking for an experienced smart contract developer for your next Solidity or Web3 project? Whether you're launching a protocol, building a dApp, or improving an existing blockchain product, I develop secure, scalable, and production-ready smart contracts tailored to your goals.
I help startups and businesses build reliable blockchain solutions across Ethereum, Base, Arbitrum, Polygon, BNB Chain, Solana, and other leading networks.
I can help you build:
- Smart contracts for EVM chains & Solana
- DeFi protocols, staking, lending, DEXs & vaults
- ERC-20, ERC-721, ERC-1155, ERC-4626 & custom tokens
- NFT collections, marketplaces, vesting & token launches
- dApps, wallet integrations & blockchain backends
- Bug fixes, upgrades, gas optimization & new features
- Smart contract migration, testing & deployment
- End-to-end blockchain solutions with documentation
Every project is built with security, performance, scalability, and long-term maintainability in mind.
Contact me before ordering to discuss your project and choose the right package.
Proteggi le tue risorse e le tue informazioni.
I servizi di criptovaluta si concentrano solo sullo sviluppo e la programmazione. Non condividere mai dati sensibili o chiavi private con altri.
Il mio portfolio
Altri servizi della categoria Sviluppo e soluzioni per blockchain offerti da me
FAQ
What blockchain networks do you support?
Ethereum, Base, Arbitrum, Polygon, Optimism, BNB Chain, Avalanche, zkSync, Scroll, Linea, Sonic, and Solana.
Do you develop both new and existing smart contracts?
Yes. I can build new contracts, improve existing code, fix bugs, optimize gas usage, or add new functionality.
Do you develop DeFi protocols?
Yes. I build staking, lending, vaults, DEXs, governance, token, and treasury systems.
Recensioni
4 recensioni per questo servizio
| (4) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Valutazione dettagliata
- Livello di comunicazione del venditore
- Qualità della consegna
- Valore della consegna
Ordina per
Più rilevante
L 
lekopepo
Germania
Really really good developer, loved the final product
400 USD-600 USD
Prezzo
10 giorni
Tempo
Utile?B bernertails
Stati Uniti
I went into this with Sabi having limited expectations. Just wasn't sure. The expectations I did have were immediately shattered - and then some. Knowledgeable and kind, with no sales push, Sabi provided more information than I could have hoped for. When I am ready to start this project, Sabi is the only choice to help me build it.
Fino a 50 USD
Prezzo
1 giorno
Tempo
Utile?F fabioschwarz
Svizzera
Second order with him and no issues have come up. Great to work with him
50 USD-100 USD
Prezzo
10 giorni
Tempo
Utile?F fabioschwarz
Svizzera
He was fast and repsonsive and the delivered code, especially the UI, went way beyond what I expected.
600 USD-800 USD
Prezzo
2 settimane
Tempo
S 
Risposta del venditore
Utile?
Recensioni
4 recensioni per questo servizio
| (4) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Valutazione dettagliata
- Livello di comunicazione del venditore
- Qualità della consegna
- Valore della consegna
Ordina per
Più rilevante
L lekopepo
Germania
Really really good developer, loved the final product
400 USD-600 USD
Prezzo
10 giorni
Tempo
Utile?B bernertails
Stati Uniti
I went into this with Sabi having limited expectations. Just wasn't sure. The expectations I did have were immediately shattered - and then some. Knowledgeable and kind, with no sales push, Sabi provided more information than I could have hoped for. When I am ready to start this project, Sabi is the only choice to help me build it.
Fino a 50 USD
Prezzo
1 giorno
Tempo
Utile?F fabioschwarz
Svizzera
Second order with him and no issues have come up. Great to work with him
50 USD-100 USD
Prezzo
10 giorni
Tempo
Utile?F fabioschwarz
Svizzera
He was fast and repsonsive and the delivered code, especially the UI, went way beyond what I expected.
600 USD-800 USD
Prezzo
2 settimane
Tempo
S Risposta del venditore
Utile?
