Blockchain projects — HireLancer archive

ID / Date Listing

Blockchain Loyalty Rewards System

THIS WILL NOT APPEAL TO MANY HOWEVER WE ARE BUILDING A PORTFOLIO OF WEBSITES FROM REAL ESTATE ECOMMERCE DIRECTORIES ETC AND WE NEED THIS PROGRAMME TO LURE OUR M...

HL-39816430

DApp Privacy Module Integration

I need a self-contained privacy module that can drop straight into our community-run DApp and immediately harden it against both on-chain and network-level snoo...

HL-39816351

DApp "Wholesale Seats" Module Development

Task Description: We are developing a community management DApp. This task involves independently developing a "Wholesale Seats" module, responsible for invento...

HL-39813830

Cryptocurrency Payment Gateway Development

I need a seasoned blockchain developer to build a robust cryptocurrency-based payment gateway for an upcoming project. The gateway must let online merchants acc...

HL-38904212

Integrate Smart Contract with React.js Frontend

I've completed a single page website with a React.js frontend and a smart contract on the BSC chain. I now need a friendly freelancer to seamlessly integrate th...

HL-39812563

Deploy Blockscout Explorer

I maintain a privately-forked EVM chain and now need a public explorer up and running. I want to leverage an existing open-source stack—Blockscout is the natura...

HL-39812217

Game Studio Hiring: Blockchain, Full-Stack, Mobile & 3D Web Developers

Summary We're a game studio that's been grinding on HeroWarrior for about 3 years now - it's an web-based battle game built in Unity with a full web platform. G...

HL-39812032

Web3 Checkout Deal Closer

I’m looking for a sales-driven professional who already knows their way around Binance and its Web3 Checkout product. If you can pick up the phone (or jump on a...

HL-39811167

Crypto Payment Support Representative

I run a service that pays international freelancers in USDT and has the funds instantly converted to INR at the live Google exchange rate—no hidden fees, no per...

HL-39811240

CEX/DEX Security Audit Specialist

I’m finalizing a hybrid exchange that combines a conventional CEX back end with on-chain DEX modules running on Binance Smart Chain, and I need a seasoned secur...

HL-39811255

Ethereum ERC-20 Deployment Help

The Solidity code for my ERC-20 token is complete; what remains is getting it onto the Ethereum mainnet quickly and cleanly. I need someone who can compile, dep...

HL-39811164

Token Development & GemPad Presale Launch

I am seeking a professional token developer with proven experience in blockchain projects, specifically for launching tokens on GemPad Presale. Project Scope: D...

HL-39810820

Advanced Web3 Store Integration

I already run a live e-commerce shop and now want to layer in true Web3 functionality so customers can pay with USDC, sign transactions directly from their pref...

HL-39810115

Fractional Tokenomics Modeling Expert

I’m finalising the go-to-market plan for a project that issues both utility and security tokens, and I need a seasoned Token Economist who can join on a fractio...

HL-39809214

Account Manager for Blockchain-Based Gaming Platform

Join Our Crypto-Gaming Revolution as an Account Manager or Promoter Are you passionate about video games, digital trends, and the future of money? This is your...

HL-39808219

Solana NFT Minting & Trading App

I'm looking for a skilled developer to create a Solana Web3 app where users can mint and trade NFTs internally using my custom Solana token. The app should comb...

HL-39807894

Blockchain Development Specialist

I'm seeking an experienced blockchain developer for an upcoming project. Key Requirements: - Expertise in at least one blockchain platform (Ethereum, Hyperledge...

HL-39807233

TRC20 Token Auto-Listing Support

I have created a TRC20 token with basic functions (transfer, approve, etc.). It’s already deployed on the mainnet and verified on Tronscan. However, the token n...

HL-39806961

CryptoExchange Platform Fixing. -- 2

Focus Areas for Fixing & Validating Crypto exchange Platform Objectives ✓Establish a secure and reliable foundation. ✓Guarantee smooth trading operations across...

HL-39806709

CryptoExchange Platform Fixing. -- 2

Focus Areas for Fixing & Validating Crypto exchange Platform Objectives ✓Establish a secure and reliable foundation. ✓Guarantee smooth trading operations across...

HL-39805953

Fix BlessChain MVP Bugs

BlessChain Development - MVP Bug Fix 1. Project Overview BlessChain is a blockchain project built on the Substrate framework. The goal is to launch a minimal st...

HL-39805319

Looking for Senior Blockchain & Software Engineers

I need three seasoned blockchain developers and four equally experienced general software engineers for our ongoing projects. Every member I bring on must be co...

HL-39805405

Ethereum DEX Smart-Contract Development

Building the smart-contract layer of my Ethereum-based decentralized exchange is the next milestone on my roadmap. The goal is to ship production-ready Solidity...

HL-39803230

Ethereum Token and Voting Developer

I’m expanding an existing dev team and now need someone who can help us. Blockchain knowledge is compulsory

HL-39801717

Experienced Web3 Engineer Needed

I’m building a new blockchain-powered product and need an engineer who can take it from concept to mainnet. You’ll help me refine the technical approach, choose...

HL-39801757

ASAP Smart Contract Build

This project centres on end-to-end smart contract development, with the front-end and back-end pieces delivered alongside the Solidity code so the whole stack i...

HL-39800358

Multi-Sig Crypto Wallet Development

I need a secure, multi-signature wallet that lets my team send and receive Bitcoin, Ethereum, and Litecoin with confidence. The core build should support standa...

HL-39799136

Blockchain Developer for NFT Marketplace

I need a blockchain developer to provide advance features on my current working NFT market place, so the NFT holder community can benefit the additional data I’...

HL-39800138

Experienced Full-Stack Developer

My production web application is struggling with several persistent bugs and noticeable slow-downs that are now affecting users in real time. I need a full-stac...

HL-39799924

Sales Closer for Blockchain Agency

We are a Blockchain Agency actively seeking a skilled Sales Closer with proven experience in this field. The ideal candidate must: Have prior experience in sale...

HL-39799777

Aave-Style DeFi Platform Build

I’m ready to launch a DeFi website that replicates Aave’s smooth staking-and-lending experience while adding a bespoke CRM layer and seamless cryptocurrency-wal...

HL-39799615

Senior Web3 Developers Only

We're seeking senior Web3 developers to finalize an investor's dApp project. The ideal candidates will have a solid understanding of blockchain technologies and...

HL-39799486

Hybrid DEX/CEX with Token Bridge

I’m ready to commission a full-stack hybrid exchange that blends a DEX and CEX under one roof, complete with on-chain bridging and wrapping so users can move as...

HL-39798988

Solana Smart Contract Modifications & Deployment

PLEASE DO NOT BID IF YOU HAVE NOT CHECKED ALL SPECIFICATIONS OF PROJECT. PROJECT SPECIFICATIONS WILL NOT CHANGE SO YOUR POSTED BID AND DEADLINE WILL BE FINAL. A...

HL-39797190

Ethereum DeFi Integration Expert

I need a Web3 developer who can weave proven DeFi protocols directly into my Ethereum-based project. The goal is simple: users should be able to interact with o...

HL-39795377

Smart Contract Fixes & Non-Technical Assistance for Implementation

I am seeking an experienced developer to help fix an issue in my smart contract and assist with a non-technical problem related to its implementation. The ideal...

HL-39795105

Brisbane-Based Cryptocurrency Creation

I’m ready to launch a cryptocurrency that can function both as a payment method and an investment vehicle, and I’d like to collaborate with a Brisbane-based blo...

HL-39794281

MasterkeyAI

Necesito una plataforma tecnologica para inversiones inmobiliarias tokenizadas basada en Blockchain, incluyendo smart contracts, wallets, integración de mercado...

HL-39794207

Solana Game UX Optimization

I’m refining a live crypto game on the Solana blockchain and want to elevate its user experience. The core mandate is to polish two specific areas: • User Inter...

HL-39793366

Asesoría técnica en Blockchain para billetera de autocustodia (gestión de fees en transacciones)

Descripción Estamos desarrollando una billetera de autocustodia y necesitamos asesoría especializada en Blockchain para resolver un reto técnico relacionado con...