Smart Contracts projects — HireLancer archive

ID / Date Listing

ERC-20 Token Deployment on Ethereum

I need help deploying an already-tested ERC20 smart contract to mainnet. The contract works perfectly on testnet, but I'm encountering complications with gas fe...

HL-39635837

Expert Crypto Recovery Needed

I am in urgent need of an experienced and trustworthy crypto recovery specialist to help regain access to my Ethereum wallet containing Shping tokens. The walle...

HL-39635138

Blockchain based MVP

MVP Scope: User-facing (nurse + admin side): Create Digital ID Upload credentials (docs, videos, ratings) Auto-verification pipeline (with human override) Publi...

HL-39634492

Seeking Expert in Legacy Crypto Contracts (BNB, FTM, Ethereum), Flash Tokens, Hash Attachments, Logo Integration

Hello I'm looking for an experienced crypto developer or blockchain expert who understands how to work with older (legacy) smart contracts, not new, easily depl...

HL-39634526

Custom Crypto Wallet Development on BNB Chain

I'm seeking an experienced developer to create a customized crypto wallet on the BNB chain. This wallet will primarily feature our token with staking functional...

HL-39633472

DeFi Bot Smart Contract Audit

I need an experienced auditor to review my DeFi bot's smart contract on Polygon. The focus is on identifying and correcting functionality and logic errors. Thro...

HL-39632962

Windows-Based Custom Token Simulation Software Developer Needed (TRC20, ERC20, Multi-Network Compatible)

Description: I am looking for an experienced blockchain developer to build a Windows-based application (compatible with Windows 10/11) that simulates custom tok...

HL-39632658

Virtual Assistant for IT Talents Recruitment

I'm seeking a virtual assistant to assist in recruiting web3 developers. Your role will involve finding suitable candidates, contacting them through various pla...

HL-39631653

coins critpo

We're looking for specialists in this field. We don't want people who haven't worked in the crypto world before. We don't pay in advance, and we don't work outs...

HL-39631512

Experienced Web3 & Frontend Developer Needed to Build Polygon-based DEX

I’m looking for an experienced Web3 and frontend developer to collaborate on a long-term project: building a decentralized exchange (DEX) on the Polygon network...

HL-39631356

Integrate Tatum Wallets with Wagmi

I need help connecting Ethereum wallets generated by Tatum to my SDK using Wagmi. Requirements: - Integrate Tatum-generated Ethereum wallets - Use existing Wagm...

HL-39631363

Solana Transaction Optimization with Jito

I need an experienced developer to help optimize transaction processing using Jito bundles via gRPC on the Solana blockchain. Key requirements include: - Expert...

HL-39630631

Blockchain-Based Real Estate Rental Platform

Project Overview We are building a next-generation decentralized real estate rental platform that uses blockchain technology to disrupt the $100B+ global rental...

HL-39630543

Blockchain Expert for Smart Contracts Tutoring

I'm looking for an experienced Blockchain Developer to work with me on smart contract development and deployment, and also teach me the core concepts of blockch...

HL-39630206

Looking for Developer with .NET Core, MAUI, Blockchain & Crypto Expertise

Description: We are seeking a skilled and reliable developer (or team) with expertise in: .NET Core (for backend/API development) MAUI (for cross-platform mobil...

HL-39630043

Cross-Chain Crypto Wallet Code Audit

I'm seeking a highly experienced crypto developer to conduct a thorough audit of our cross-chain crypto wallet code. The primary focus is on identifying and add...

HL-39629605

Stablecoin Development Launch Promotion

HL-39629492

Solana Script Debugging for Pump.fun Trading Bot

Expert Solana Developer Needed to Fix and Optimize Pump.fun Volume Bot Script (Python, Solders, Solana-py) **Project Overview:** I have a Python script for a So...

HL-39629384

DevOps Engineer for Crypto Lending Platform

We’re building a decentralized crypto loan platform based on Compound III — https://rocko.co — and we’re looking for a DevOps / Infrastructure Engineer to join...

HL-39628313

Blockchain Construction for Fundraising DApp

Hello, We need a very precise service for the construction of a private blockchain (e.g., Hyperledger Fabric). We want to use an external hosting provider and s...

HL-39627082

Coins cripto

creation token not advanced payment , only expert

HL-39625422

Vue.js Blockchain Developer Needed

I'm seeking an expert in Vue.js with a strong understanding of Ethereum blockchain. The project involves both reading and writing data on the blockchain. Key Re...

HL-39624258

Develop Multi-Platform Crypto API

I am seeking an experienced blockchain developer to create a robust Crypto API. The API should support Ethereum, Binance Smart Chain, and Polygon platforms. It...

HL-39623181

Develop DeFi App with Polygon SDK -- 2

I'm looking for a skilled blockchain developer to help launch a new enterprise by developing DeFi applications using the Polygon SDK. This project aims to lever...

HL-39622450

Telegram-Controlled Crypto Arbitrage Bot

Telegram Arbitrage Bot — Project Specifications & Requirements General Specifications : - Telegram Control & Monitoring: = The bot must be fully controllable vi...

HL-39622463

Ethereum NFT Marketplace Development

I'm looking for a skilled blockchain developer to create a smart contract for an NFT marketplace on Ethereum. The marketplace should include: - NFT Minting: Use...

HL-39621910

List Collectible NFTs on Binance

I am seeking a knowledgeable freelancer to assist me in listing my collectible NFTs on the Binance platform. These NFTs are already created and include comprehe...

HL-39621819

Blockchain-Based Referral & Matrix System Development

I'll share some information with you; let me know asap. What I need: - Private area with access to a Metamask-type wallet - Internal graphical interface (basic)...

HL-39619687

Blockchain and AI Integration Project

I'm looking for an experienced developer to assist with integrating blockchain technology and AI automation into our systems. The project involves working with...

HL-39619349

BSC Crypto Sniper Bot Development

I'm seeking an experienced developer to create a crypto sniper bot for Binance Smart Chain (BSC). The bot should automatically detect token launches (when liqui...

HL-39618116

Web3 dApp Development on BSC

I'm looking for an experienced web developer to create a Web3 decentralized application (dApp) on the Binance Smart Chain (BSC). The dApp will primarily require...

HL-39617914

Test Ethereum Token Contract on Goerli

I am looking for an experienced blockchain developer to test an Ethereum smart contract on the Goerli testnetor bsc testnet. The primary purpose of the smart co...

HL-39617831

API & Plugin Developer for GPT +API INTEGRATION (PHASE 1)

We're looking for a developer to help with the first phase of a multi-step project. Web based application/ API service (web dashbord) This phase is focused on:...

HL-39617847

Need 5 BSC Testnet BNB Faucet

I am seeking assistance in acquiring 10 BNB from the BSC Testnet faucet for testing purposes. These tokens are required for smart contract testing. I already ha...

HL-39617867

Blockchain Hedging Trading Bot Development

Job Post (plain-language overview first) We run an investment company that puts money into a single “liquidity pool” on Base (an Ethereum-style blockchain). Whe...

HL-39617346

Solana Staking Platform Development

I need a DeFi staking and rewards platform built on the Solana blockchain. Key Features: - Staking and rewards functionality - Variable interest rates on stakin...

HL-39616117

Blockchain Exchange Automation

I'm seeking a skilled blockchain developer to automate trading on my website. The solution should integrate seamlessly with the site and include automatic tradi...

HL-39613641

NFT Website Development

I'm looking to create a website similar to Magic NFT and Treasure NFT. Key Features: - NFT Marketplace functionality (Buy/Sell NFTs) - User-friendly interface t...

HL-39612003

Blockchain-Based Secure EHR System

I am seeking a skilled developer to assist with the enhancement and integration of a secure Electronic Health Record (EHR) system built using the Gemini protoco...

HL-39611683

Senior Blockchain & Web3 Developer

Hi Guys First step, Implementing a crypto wallet in an existing game based on L2 network can provide players with a seamless and secure way to manage their in-g...