Нужен смарт контракт на ERC 721
1114 USDНужен смарт контракт на ERC 721 для минтинга opensea
Нужен смарт контракт на ERC 721 для минтинга opensea
Нужен смарт контракт на ERC 721 для минтинга opensea
Нужен смарт контракт на ERC 721 для минтинга opensea
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Current freelance projects in the category Cryptocurrency & Blockchain
Lead Blockchain Engineer
13 754 USD
About the Role We are seeking a talented Lead Blockchain Engineer to architect, develop, and scale our DeFi and trading platform. In this hands-on role, you will lead smart contract development, make critical technical decisions, and ensure the security, efficiency, and… Cryptocurrency & Blockchain ∙ 5 hours 28 minutes back ∙ 5 proposals |
Development of a smart contract for a new token (Solidity)
601 USD
Hello! We are looking for an experienced Solidity developer to create a smart contract for launching a new crypto token. The format of collaboration is project-based. What needs to be done Write a smart contract for the token (basic ERC-20 standard). Implement the tokenomics… AI Consulting, Cryptocurrency & Blockchain ∙ 9 hours 14 minutes back ∙ 11 proposals |
Audit and construction of a secure infrastructure for sending BTC transactions
601 USD
We are looking for a Bitcoin security engineer for two tasks: (1) auditing the current wallet generation and BTC sending system to identify vulnerabilities; (2) designing and building a new secure infrastructure for key storage and transaction sending.Part 1 — Audit of the… System & Network Administration, Cryptocurrency & Blockchain ∙ 3 days 7 hours back ∙ 7 proposals |
Need Smart Contract Engineer/Mentor
8000 USD
I want to find the Smart Contract Engineer/Mentor who has rich experience in Solidity smart contract development. Cryptocurrency & Blockchain, Engineering ∙ 10 days 3 hours back ∙ 12 proposals |
Praha