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Sales & Marketing blockchain, nft, cryptocurrency, tokens

Ethereum

$5/hr Starting at $25

We build and integrate Ethereum-based solutions that leverage the power of smart contracts, decentralized applications, and tokenized assets within the world’s most active blockchain ecosystem. Ethereum’s programmable infrastructure enables businesses to automate agreements, launch digital assets, and build trustless systems without relying on intermediaries. Our services include the design and deployment of smart contracts written in Solidity, tailored to use cases such as decentralized finance, NFT platforms, DAOs, token sales, and supply chain management. We handle every stage of the development process including contract logic, testnet validation, security auditing, and mainnet deployment. On the application layer, we create intuitive frontends that connect to Ethereum via MetaMask, WalletConnect, or custom Web3 interfaces. For NFT projects, we implement ERC-721 and ERC-1155 standards with full minting, metadata hosting, and marketplace integration. For DeFi use cases, we support staking, lending, yield farming, and liquidity pools through well-structured smart contracts and secure interactions with protocols like Uniswap, Aave, and Chainlink. Our team ensures proper integration with Infura, Alchemy, or self-hosted nodes for reliable on-chain communication. We also build token ecosystems based on ERC-20 and custom standards, providing complete lifecycle support from contract creation to distribution and management. Our focus is on creating secure, gas-optimized, and upgradeable smart contracts that are transparent, auditable, and aligned with real business logic. We assist in bridging Ethereum with Layer 2 solutions like Arbitrum, Optimism, and zk-rollups for scalability and lower fees. Each solution is carefully tested and documented to ensure smooth handover and long-term sustainability. Whether for startups or enterprises, we tailor Ethereum development to meet strategic goals and provide infrastructure that can grow with user demand, regulatory requirements, and evolving Web3 ecosystems.

About

$5/hr Ongoing

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We build and integrate Ethereum-based solutions that leverage the power of smart contracts, decentralized applications, and tokenized assets within the world’s most active blockchain ecosystem. Ethereum’s programmable infrastructure enables businesses to automate agreements, launch digital assets, and build trustless systems without relying on intermediaries. Our services include the design and deployment of smart contracts written in Solidity, tailored to use cases such as decentralized finance, NFT platforms, DAOs, token sales, and supply chain management. We handle every stage of the development process including contract logic, testnet validation, security auditing, and mainnet deployment. On the application layer, we create intuitive frontends that connect to Ethereum via MetaMask, WalletConnect, or custom Web3 interfaces. For NFT projects, we implement ERC-721 and ERC-1155 standards with full minting, metadata hosting, and marketplace integration. For DeFi use cases, we support staking, lending, yield farming, and liquidity pools through well-structured smart contracts and secure interactions with protocols like Uniswap, Aave, and Chainlink. Our team ensures proper integration with Infura, Alchemy, or self-hosted nodes for reliable on-chain communication. We also build token ecosystems based on ERC-20 and custom standards, providing complete lifecycle support from contract creation to distribution and management. Our focus is on creating secure, gas-optimized, and upgradeable smart contracts that are transparent, auditable, and aligned with real business logic. We assist in bridging Ethereum with Layer 2 solutions like Arbitrum, Optimism, and zk-rollups for scalability and lower fees. Each solution is carefully tested and documented to ensure smooth handover and long-term sustainability. Whether for startups or enterprises, we tailor Ethereum development to meet strategic goals and provide infrastructure that can grow with user demand, regulatory requirements, and evolving Web3 ecosystems.

Skills & Expertise

ERC-20 TokenErc-20 Token CreationErc-721 Nft DevelopmentEthereumEthereum Blockchain ConsultingEthereum Blockchain IntegrationEthereum ContractsEthereum Dapp DevelopmentEthereum Defi DeveloperEthereum DevelopmentEthereum EngineeringEthereum Gas OptimizationEthereum Mainnet LaunchEthereum Multisig WalletEthereum Payment GatewayEthereum Smart ContractEthereum Smart Contract DeveloperEthereum Staking PlatformEthereum Testnet DeploymentEthereum WalletEthereum Wallet IntegrationNft Minting On EthereumSolidity Smart Contract CodingTokenomics On EthereumWeb3 Ethereum App

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