Blockchain projects — HireLancer archive

ID / Date Listing

Blockchain Emulator with Expiring Assets

I am looking for a developer who can create a portable simulation tool for digital asset transactions on main networks (Windows-based, preferably Windows 11). T...

HL-39709051

USDT Transfer Desktop App

I am looking for a developer who can develop portable USDT Flashing Software in main network (windows based, preferably windows 10), the requirements are mentio...

HL-39709102

ERC1967 Token Deployment Help

I have an ERC20 with cap and treasury already written, compiled and tested in Remix. The setup relies on OpenZeppelin’s ERC1967 proxy pattern plus a factory con...

HL-39708656

Rebuild Mining-Ready Litecoin Clone

I’ve inherited a cryptocurrency whose core binary began life as a Litecoin clone but was later tweaked—its block interval and reward structure were both changed...

HL-39708325

Flutter Ethereum WalletConnect App

I need a fully functional Flutter-based mobile app (Right-to-Left layout – Arabic) for a recycling pilot project with around 30 households. The app should integ...

HL-39708033

Bicrypto v5 nulled Development

I am looking for a web developer with proven experience installing BiCrypto v5 on a VPS. Requirements: Must have already installed BiCrypto v5 before. Able to c...

HL-39707819

Crypto Mining System Development, 4 weeks project

I'm looking for a comprehensive cryptocurrency mining system capable of efficiently mining Ethereum and Bitcoin. The system should also integrate with major cry...

HL-39706177

Build Custom USDT Escrow Platform

I need a web-based USDT escrow system that serves sellers only. The core workflow is not the usual “secure transaction / dispute resolution / automated release”...

HL-39706094

Secure Web-Based Cold Wallet Development

Supported Coins & Network Bitcoin (BTC) Ethereum (ETH) Litecoin (LTC) Tether (USDT) — only TRC20 network Core Features Secure Storage (cold wallet architecture)...

HL-39706030

Blockchain Game Developer for 1v1 Project

Description: We are looking for an experienced developer with both blockchain and full-stack skills to complete a competitive 1v1 game project built on Polygon...

HL-39705688

Cryptocurrency Trading System Development

I am looking for a developer with solid experience in the cryptocurrency market, both on DEX and CEX platforms. My goal is to develop a risk-neutral trading sys...

HL-39705527

ERC-20 Payment dApp Development

I'm looking for an experienced Solidity developer to build a decentralized application (dApp) on the Ethereum blockchain. Key Requirements: - The dApp must conn...

HL-39704791

Cross Browser Extension Wallet Fix

I need an experienced developer to fix issues in my existing browser extension wallet, which is a clone of Metamask. Key requirements: - Improve UI/UX problems...

HL-39704740

Crypto Trading Bot Development

I'm looking for an experienced developer to create an automated trading robot for cryptocurrency. Key Requirements: - The bot should execute trades automaticall...

HL-39703128

Token Integration on BSC - 15/08/2025 11:22 EDT

I'm seeking an experienced blockchain developer to assist in creating and integrating custom-minted USDT-compatible tokens on Binance Smart Chain (BSC) for our...

HL-39704645

Crypto Wallet Website Development

I need a skilled developer to create a cryptocurrency wallet website that supports multiple cryptocurrencies, including lesser-known ones. Key Requirements: - W...

HL-39704021

Solana DEX Risk-Minimizing Trading Bot

I'm looking for an experienced developer to create a trading bot for Solana-based DEXs (Raydium, Meteora, Orca, Jupiter). The bot should implement volume-based...

HL-39703808

Comprehensive Solar Blockchain Site Engineering Blueprint

I’m kicking off a two–site program that begins with a 40-acre beta installation in Florida and scales to a 500-plus-acre Phase I location in Arizona. To move co...

HL-39703177

Bitcoin Wallet Automation

I'm seeking a developer to create a Bitcoin payment solution that includes user-triggered address creation and a manual fund-sweeping mechanism. Key Requirement...

HL-39701870

Develop Voting dApp with Rewards

Join us to build a user-facing dApp that lets users vote on trustworthy websites and earn rewards when their picks align with community consensus or performance...

HL-39703110

Smart Contract Development for ERC-20 Token

I'm seeking an experienced blockchain developer to create a smart contract for an ERC-20 token. The smart contract needs to be deployed on a blockchain platform...

HL-39702949

Experienced Blockchain Developer Needed

I'm seeking an experienced blockchain developer with expertise in: - Web3 - Smart contracts - DApps - DeFi - Kotlin - Koa Experience with multiple blockchain pl...

HL-39702837

Build the Next Big Meme-Style Token Game – We’re Ready to Move Fast, Are You?

We are looking for a proven blockchain developer to bring a unique gamified token + NFT participation platform to life. This is NOT a copy/paste job. This is a...

HL-39702689

Build a Custom Binance Smart Chain DEX

I'm looking to create a decentralized exchange (DEX) on the Binance Smart Chain. This platform will allow users to trade cryptocurrencies directly from their wa...

HL-39702480

Binance Smart Chain Token Dev

I'm looking for an experienced blockchain developer to help create smart contracts for token creation on the Binance Smart Chain. Key requirements: - Develop se...

HL-39702331

Token registration on CMC

Looking for a developer experienced in smart contract integration to assist in registering my token/contract on CoinMarketCap (CMC). The ideal candidate should...

HL-39702003

Reusable Tradeable ETH ERC20 Flash Coins

I'm looking for a developer to create reusable crypto flash coins, specifically ETH ERC20 tokens. These coins will primarily be used for testing purposes. Requi...

HL-39701655

Solidity Project Deployment Assistance

I need help deploying the Perennial V2 Solidity project on both testnet and locally. The GitHub repository is here: https://github.com/equilibria-xyz/perennial-...

HL-39701482

Ebanq API Fund Conversion Integration

I need a solution to receive fund transfers via the Ebanq API and convert them to USDT. The ideal platform must integrate via API only (no SEPA/SWIFT) and facil...

HL-39701260

Experienced Developer for Trading Bot Upgrade

Title: Trading Bot Update & UI Enhancement Developer Description: We are looking for an experienced developer to update and improve our trading bot system. Curr...

HL-39700769

Web3 Smart Contract dApp Defi Solidity NFT developer

Here's a quick overview of what we're building: - Blockchain integration with major networks like Ethereum, BSC, Polygon, and more, including smart contract dep...

HL-39700631

Blockchain Developer Needed for Innovative Token Platform

Budget: $5,000–$7,500 (Escrow, milestone-based) Timeline: Immediate start, rapid build About Us We are a stealth-mode blockchain startup developing a next-gener...

HL-39700194

TokenLite Dashboard Price Issue

I want to fix a pricing issue on token lite dashboard. On checkout the ratio between crypto coins and usdt is wrong. They need to get the correct data.

HL-39700096

Moonsafe.fun

Moonsafe.fun It is a Solana token creation and launchpad using SPL Token-2022 Moonsafe.fun supports one launch mode: → **Fair Launch only** – All tokens go dire...

HL-39699221

DeFi DApp Development on Ethereum

I'm seeking an experienced full stack engineer specializing in DeFi and dApp development. The project involves creating a decentralized application on Ethereum,...

HL-39698981

Blockchain Smart Contract Developer Needed Urgently

I need an experienced blockchain developer to create a smart contract on the Solana Chain. We have a project where we want to create the smart contract to swap...

HL-39698878

Solana Smart Contract Developer Needed

I'm seeking an experienced Solana developer to both develop and integrate smart contracts. The project needs to be completed ASAP. Key Requirements: - Expertise...

HL-39683363

Futuristic dApp Web Designer Needed

I'm seeking an experienced web design freelancer to join my team for a new decentralized application (dApp) project. This platform will enable peer-to-peer digi...

HL-39698418

Futuristic dApp Web Designer Needed -- 2

I'm seeking an experienced web design freelancer to join my team for a new decentralized application (dApp) project. This platform will enable peer-to-peer digi...

HL-39697496

Universal Crypto-Fiat Payment Platform Build

Overview Build a universal payment bridge platform that enables any application to accept both traditional payments (card/bank) and crypto payments with automat...