Smart Contracts projects — HireLancer archive

ID / Date Listing

NECRYPTOVIE Ecosystem Development -- 2

NECRYPTOVIE (NCV) — Complete 4-Phase Blockchain, AI, Marketplace and IoT Ecosystem NEVIE-GLOBAL is seeking a senior blockchain agency or an experienced multidis...

HL-40632600

Crypto token development

I need a small, self-hosted web application that can create crypto token development for test, educational, and live-demo scenarios. The tool must: • Work on Et...

HL-40632178

Experienced Developer for Token Ecosystem

Project Details Bidding ends in 6 days, 19 hours We are building a large-scale Token Ecosystem and are looking for experienced developers for a long-term collab...

HL-40631288

Creacion de una criptomoneda o token

busco una persona que tenga experiencia en la creacion de criptomonedas o tokens y que realize la configuracion para dejarla lista a la venta al publico

HL-40630614

Rectify Profit Discrepancy in Polymarket Trading Bot

Title: Fix P&L Discrepancy in Polymarket Copy Trading Bot (Python / Blockchain) Description: I have a working Python-based copy trading bot for Polymarket that...

HL-40625853

Debug and Revise Polymarket Copy-Trading Bot

Title: Polymarket Copy Trading Bot – Debug Wallet Equity & PnL Calculation Max of $15-$20 project….any other bids will be dismissed Description: I have a functi...

HL-40622328

Solana Blockchain & AI dApp

The project is to design, build, and maintain a high-performance decentralized application that merges blockchain with artificial intelligence on the Solana net...

HL-40620500

Ethereum DeFi Smart Contract

I’m launching a DeFi application on the Ethereum network and need a developer who can take full ownership of the smart-contract layer. The core goal is to desig...

HL-40617943

DeFi Flash Loan Platform Development

I'm seeking an experienced developer to create a flash loan website connecting to major DeFi protocols: Aave, Uniswap, and Compound. Flash USDT The platform sho...

HL-40613667

Tron dApp Debug & Integration -- 2

I already have a deployed smart contract, polished UI files, and a working codebase, but logical errors are blocking the full flow. The dApp must run smoothly i...

HL-40610774

BSC Staking DApp Development

Project Title: BSC Staking DApp Development with 10-Level Referral System & Web3 Dashboard Project Description: We are looking for an experienced Web3/Blockc...

HL-40608996

Desarrollo y Integración de Smart Contract ERC-20

Hola! Estamos buscando para start up el siguiente perfil y trabajo: > Desarrollo de Smart Contract ERC-20 (con Quema Administrada) + Generación de Billeteras Cu...

HL-40608718

Cryptocurrency payment system

I want to create crypto currency

HL-40602364

Ethereum Liquidity DEX Development

I need a decentralized exchange built on Ethereum that concentrates exclusively on liquidity provision. The goal is to give users a seamless way to supply pairs...

HL-40601822

Senior Smart Contracts Developer Needed (Ethereum, Solidity, Next.js)

We are building a trust‑first freelance marketplace with escrow‑backed agreements and clear delivery/payment states. We need a strong Solidity + Next.js enginee...

HL-40601559

Novaremix Vault - Detailed Project Description

Overview Novaremix Vault is an open-source, self-hosted secrets management platform for securely storing, managing and delivering sensitive credentials to appli...

HL-40601566

Custom Ethereum Transaction Assistance

I’m finalising a short-term build on the Ethereum blockchain and have reached the stage where I need specialist help with two closely related pieces: • Raw tran...

HL-40599493

BNB Chain Token & Listings

I’m ready to launch a new utility token on BNB Smart Chain and need an end-to-end partner who can take it from smart-contract coding right through to exchange l...

HL-40598159

Tokenized Real Estate Marketplace

I’m building RWAvenue, a web platform where investors can seamlessly buy and sell tokenized real-estate assets. Everything on the site will be blockchain-backed...

HL-40597111

Enhance Scaffold-ETH 2: Ethereum Dev Kit

We are building and improving Scaffold-ETH 2, a modern open-source Ethereum development starter kit used by thousands of Web3 developers to rapidly build and sh...

HL-40595797

Ethereum RWA Tokenization Platform Build

I am creating a real-world-asset tokenization platform that will run on Ethereum, and I need a developer who is equally comfortable writing Solidity smart contr...

HL-40595473

Blockchain Credential MVP Development -- 2

1. What we are building Immutas is a document integrity platform. Customers upload a document, we compute its cryptographic hash, anchor that hash to the Kaspa...

HL-40593578

Senior Blockchain Engineer

About the Opportunity We are seeking an experienced Senior Solana Blockchain Engineer to help review, architect, and enhance an existing Solana-based token proj...

HL-40591515

QUERO CRIADOR DE FLASHUSDT TRC20 OU QUE JA TENHA PRA USO

Preciso de alguém que já tenha experiência comprovada em TRC-20 para criar um contrato inteligente capaz de realizar transações “flash USDT” e fazer a conversão...

HL-40589335

Resolve Stuck USDt via Ethereum Exchange Transfer

I have a USDt transaction that left one centralized exchange but never arrived at the other because network delays have left it in limbo. The hash shows as pend...

HL-40589039

Seeking CTO for AI-Powered Social Platform

We are hiring a CTO for a well-funded AI-powered social platform. This is NOT a freelance project. This is a full-time CTO role with salary + equity. Requiremen...

HL-40588926

USDT Top-Up to Redotpay

I need help crediting my Redotpay wallet with USDT. The balance will be coming from my own personal wallet. For the network, I indicated “Redotpay” because the...

HL-40585506

Rust Dev for TokenFlow RWA

I’m enhancing TokenFlow, our platform that tokenises real-world assets, and I need an experienced Rust engineer who is already comfortable shipping production-g...

HL-40584173

Experienced Blockchain Developer Needed

BLOCKCHAIN DEVELOPER (ZK & CROSS-CHAIN) Exp: 6 yrs We are looking for a passionate Blockchain Developer to take ownership of smart contract development, ZK proo...

HL-40582626

Expert USDT Multisig Architecture Consultation Needed

Consultation on multisig architecture for USDT (TRON, BSC, Ethereum) What needs to be done: conduct an independent expert consultation on implementing multisig...

HL-40582191

Blockchain Integration for AI SaaS Platform

We're building a modern AI SaaS platform and want to integrate innovative decentralized (Web3) features. We're looking for an experienced blockchain engineer wh...

HL-40580625

Bangladesh-Based Tech Co-Founder & UI/UX Designer Needed

Technical Co-Founder & Figma UI/UX Designer Wanted (Bangladesh-Based | Equity & Revenue Share) We are bootstrapping HGDS (Human-First Digital Nation), a revolut...

HL-40578444

Technical Co-founder Needed for Digital Nation

Seeking a Technical Co-founder / Lead Developer (Must be from Bangladesh ) Got the vision and the blueprint—seeking the perfect Technical Partner! I am working...

HL-40578425

Technical Co-founder Needed for Digital Decentralized Nation

Got the vision and the blueprint—seeking the perfect Technical Partner! I am working on a groundbreaking project that aims to redefine the boundaries of digital...

HL-40578255

Technical Co-founder Needed for Human-First DAO

Got the vision and the blueprint—seeking the perfect Technical Partner! I am working on a groundbreaking project that aims to redefine the boundaries of digital...

HL-40577725

NECRYPTOVIE Ecosystem Development

NECRYPTOVIE (NCV) — Complete 4-Phase Blockchain, AI, Marketplace and IoT Ecosystem NEVIE-GLOBAL is seeking a senior blockchain agency or an experienced multidis...

HL-40575681

Web3 Real Estate Tokenization Middleware

Developer Instruction Specification: Web3 Liquidity Engine Integration Client: PROMPTLORD AI Systems Inc. Corporate Motto: We Excavate the Entropy & Engineer th...

HL-40574328

Crypto Loot Box Unboxing Site

I want a web platform where players deposit Bitcoin, Ethereum, or Litecoin, open randomized loot-box style cases, and instantly withdraw any winnings they decid...

HL-40573179

Consortium Blockchain Account System

I want to spin up a lean, consortium-style blockchain that lets me create and manage user accounts while keeping a crystal-clear record of every transaction tha...

HL-40572752

Web3 Smart Contract Engineer Needed -- 2

I’m extending an existing platform with blockchain functionality and need an engineer who can both design secure smart contracts and wire them cleanly into a li...