Ethereum projects — HireLancer archive

ID / Date Listing

تطوير تطبيق ويب/جوال بسيط لإعادة التدوير باستخدام البلوكشين (يفضل مبرمج عربي)

أبحث عن مبرمج واجهات لديه خبرة في تطوير مواقع أو تطبيقات جوال (Web أو Mobile) مع ربطها بالبلوكشين (Web3)، لتنفيذ نسخة تجريبية لمشروع إعادة التدوير. المشروع عبار...

HL-39693584

Secure Web-Based Multi-Crypto Cold Wallet -- 2

I'm looking for a developer to create a secure, web-based cold wallet that supports Bitcoin, Ethereum, and Litecoin vb. Key features required: - Secure storage...

HL-39693111

Multi-Chain Smart Contract Development and/or optimization - 12/08/2025 04:52 EDT

I'm seeking an experienced blockchain developer to create customized smart contracts for me on Ethereum, Binance Smart Chain, and Tron. The primary functionalit...

HL-39691967

Experto en Criptomonedas para Gestión de Fondos - Cryptocurrency Expert for Fund Management

Urgente: Busco experto en Coinbase y Crypto.com. Necesito ayuda con: - Envío y recepción de USDC - Transacciones seguras -Conversión a EURO - Optimización de co...

HL-39689302

Ethereum Smart Contract & Front-End Sync

We have an Ethereum-based blockchain project where the smart contract and front-end are not fully in sync after a recent update. The issue needs to be debugged...

HL-39689191

Ethereum Smart Contract Dapp and Website Development.

1. Smart Contract Development It will be written in Solidity, which is very popular for the Ethereum blockchain. Some of the key functions of your Smart Contrac...

HL-39688922

Recover Stuck Ethereum Transaction

I'm seeking an experienced blockchain developer to help recover some funds that are stuck in a wallet-to-wallet transfer on the Ethereum network. Requirements:...

HL-39685857

DApp Smart Contract Integration Specialist

I need a skilled developer to integrate pre-built smart contracts with my existing decentralized application (DApp). This integration is crucial for enabling fu...

HL-39671698

BEP-20 Token Minting Smart Contract

I'm looking for a developer to create a proxy/wrapped smart contract that can mint proxy, wrapped or dummy tokens from an existing BEP-20 token contract for sta...

HL-39679705

Crypto Payment Integration for Ecommerce Site

We have an ecommerce project based on React, Node and MongoDB. We call it the sunlife-ecommerce project. This is the current live site : thesnuslife.com We have...

HL-39679727

Crypto Token Development Expert

I'm building LAXMI COIN, a meme and cultural token inspired by Goddess Laxmi, and I'm looking for an experienced crypto professional to help develop it on the B...

HL-39679555

Blockchain-Based Betting Module Development

We are looking for an experienced game developer to build a standalone, provably fair betting module that integrates securely via API with our existing socifi p...

HL-39675812

Ethereum Smart Contract Dapp and Website Development

1. Smart Contract Development It will be written in Solidity, which is very popular for the Ethereum blockchain. Some of the key functions of your Smart Contrac...

HL-39675853

Ethereum Smart Contract Dapp and Website Development

1. Smart Contract Development It will be written in Solidity, which is very popular for the Ethereum blockchain. Some of the key functions of your Smart Contrac...

HL-39675282

Cryptocurrency Automated Trading System Development - Trading View - Coinbase

Project Details $4,000 – $7,000 USD I'm looking for an experienced developer to create a Strategy in Pine Script based on two specified TradingView indicators,...

HL-39672832

Fork EVMOS Blockchain

I'm seeking an experienced blockchain developer to fork the EVMOS blockchain based on Ethereum. Key requirements include: - Expertise in blockchain technology,...

HL-39672308

Web3 Image Gallery with X Login & Wallet Upload (Pinterest Style)

> I want a Web3-based image sharing website (like Pinterest). It should allow users to: Login with X (Twitter) using OAuth 2.0 Connect wallet (MetaMask / OKX) u...

HL-39670882

Développement de Contrat Intelligent Blockchain

Exigences relatives aux contrats intelligents Bonjour, J'ai besoin d'un contrat intelligent entièrement décentralisé sur la *[nom de la blockchain, par exemple...

HL-39668342

TON Token with Approval Feature

I'm looking for a developer to create a token (Jetton) on the TON blockchain. Requirements: - Standard Jetton on TON - A sell approval system for amounts over $...

HL-39667866

Blockchain Wallet Website Development

I'm looking for an experienced blockchain developer to create a website with Wallet Connect functionality and an accompanying admin panel. The primary feature o...

HL-39667759

Solidity and Hardhat Learning Assistance

I'm seeking an expert in Solidity and Hardhat to help me learn the basics of smart contracts. Requirements: - Teach via call and AnyDesk - Focus on smart contra...

HL-39665005

Crypto Payment Wallet Integration

I'm looking for a developer to create a cryptocurrency payment send & receive website similar to [login to view URL] Requirements: - Accept Bitcoin, Ethereum, L...

HL-39661502

Multi-Sig Wallet Integration

I need assistance integrating a multi-signature wallet on the Binance Smart Chain. The primary functionality required is user management. Key requirements: - Ex...

HL-39661336

Migrate Blockchain to Hedera Hashgraph Experts

We're Hiring: Blockchain Developer – Transition to Hedera Hashgraph Are you a blockchain developer looking to work on cutting-edge technology beyond Ethereum or...

HL-39660194

DeFi Site with Wallet Integration

I'm looking for a skilled developer to create a smart contract on the Binance Smart Chain (BSC) for our DeFi website. This project involves integrating a connec...

HL-39659840

Deep Dive Crypto Conversion Specialist

I am looking for a highly skilled and trustworthy Blockchain & crypto transaction specialist to assist with converting my holdings in 4WMM tokens into stablecoi...

HL-39659475

TRC20 Blockchain Expert Needed

I'm looking for a TRC20 and Tron network expert to assist with ongoing projects. Your role will involve: - Implementing blockchain solutions - Troubleshooting i...

HL-39658228

ERC-20 Token Contract Development

I need an Ethereum smart contract for an ERC-20 token. The contract should include functionalities for minting, staking, and claiming tokens. Key requirements:...

HL-39657865

Pine Script Crypto Trading Strategy

I'm looking for an experienced developer to create a Pine Script strategy for an automated trading system. This system should be based on two specified TradingV...

HL-39656872

Windows Blockchain App Development

I'm looking for a skilled software developer to create a Windows desktop application focused on blockchain, cryptocurrency, and smart contracts. Key Requirement...

HL-39655942

Crypto Payroll Manager – DeFi & Smart Contract Payments (AU-Based)

We’re seeking an experienced crypto payroll handler to manage recurring payments for our Australia-focused team using decentralized platforms (Ethereum, Solana,...

HL-39654927

DeFi Arbitrage Bot

I'm looking for a dedicated developer to create a DeFi arbitrage bot on the Polygon network using Node.js. This bot should operate automatically without requiri...

HL-39651838

Solidity Developer for GMX Setup

I'm seeking an experienced Solidity developer with a strong background in Hardhat to help me deploy the GMX Synthetics project locally for testing purposes. The...

HL-39650648

Aave Timelock Integration

I need a time-based delay added to the Aave smart contract. This functionality is aimed at enhancing security for contract upgrades. Requirements: - Implement a...

HL-39649417

BSC Token Creation with Staking and Minting

I need a developer to create a token on the Binance Smart Chain (BSC). Token Details: - Name: **** - Symbol: **** - Total Supply: 1,000,000,000 tokens - Decimal...

HL-39650362

Crypto Loan Platform Development

We're building the crypto loan platform based on Compound III. Looking for a lead blockchain developer to join our dynamic team. Key Responsibilities: - Develop...

HL-39649197

Solidity Dev Needed to Build Fee-Wrapping Proxy on Base

I'm looking for a Solidity developer to build and deploy a proxy smart contract on the Base network. The contract should wrap swap transactions, inject a micro-...

HL-39648917

GDPR-Compliant Consent Management DApp

Project Requirement – GDPR-Compliant Blockchain-Based Consent Management DApp (Proof of Concept) ________________________________________ Project Description We...

HL-39648922

Develop GDPR Compliant Decentralized Application

Project Requirement – GDPR-Compliant Blockchain-Based Consent Management DApp (Proof of Concept) ________________________________________ Project Description We...

HL-39647545

Develop Secure ERC-20 Token on Polygon

I am seeking an experienced blockchain developer to create and deploy a secure, scalable ERC-20 token on the Polygon network. The token will feature custom toke...