Smart Contracts projects — HireLancer archive

ID / Date Listing

HL-40462058

ERC-20 Token Creation Specialist Needed

I’m ready to introduce a brand-new cryptocurrency and need a developer who can take it from concept to a live ERC-20 token on the Ethereum mainnet. The core of...

HL-40460991

React DApp Frontend Development

I am building a decentralized application and I need the entire client side produced in React. Your task is to turn my smart-contract logic into an intuitive, r...

HL-40460294

Solidity Developer for Blockchain Company -- 2

Position Details Comapny: Ether.fi Type: Full-time / Part-time Location: 100% Remote Compensation: $195K – $220K Qualifications Strong experience with Solidity...

HL-40460299

ZK-Atomic Swap Engine Development -- 3

SOVEREIGN ZK-ATOMIC SWAP IMMUTABLE GROTH16 PRIVACY-SWAP ENGINE FOR TRUSTLESS OTC EXCHANGE Project Details Research Focus: Improving Proof of Work (PoW) efficien...

HL-40460251

DApp & Smart Contract Developer Needed

Position Smart Contract Location Remote Budget $150,000 - $200,000 per year Project Overview We are looking for a skilled DApp & Smart Contract Developer to enh...

HL-40457833

Blockchain Gaming Developer Search

AmonixPlay is our flagship multi-chain Web3 platform that blends AI-driven logic, robust blockchain security, and Play-to-Earn mechanics. I’m now expanding the...

HL-40459761

Blockchain Engineer for EVM Platform

We are building a next-generation EVM-based ecosystem and are looking for a talented Blockchain Engineer to help develop and scale our platform. This includes w...

HL-40455484

Urgent: Web3 Developer for NFT Game Bug

We need an experienced Web3 developer to quickly fix a critical bug with NFT rewards in our Unreal Engine 5 game. Problem: After winning a match or completing a...

HL-40455059

Blockchain Gaming and Staking Platform Development

Web3 Full Stack Development Team Needed for Blockchain Gaming & Staking Platform We are building a next-generation multi-chain blockchain gaming ecosystem combi...

HL-40453751

Decentralized Coin & Wallet Development

I need a complete, production-ready solution that covers both sides of the project: 1) A new coin that can be created, deployed, and instantly tradable on a dec...

HL-40453475

Meme Coin Launch Enhancements

Smart Contract Developer Community Manager (Mod) Marketer Promoter: Graphic Designer: For the launch of my meme coin i have all socials and website created alre...

HL-40453521

Meme Coin Team Required

Looking for a full meme coin team

HL-40452701

Blockchain Developer for EVM Compilation Troubleshooting

I am looking for an experienced blockchain developer to help resolve build and compilation issues in our EVM-based project. The project is already partially dev...

HL-40448359

For free - Create my own cryptocurrency. IT WORKS -Faith

Create an SPL token on the Solana blockchain that meets the following parameters: • Total supply: 1 billion coins • Initial unit price target: $0.000000001. • B...

HL-40448195

Experienced Solidity Dev Needed to Deploy & Verify Smart Contracts on Polygon Mainnet -- 3

VERY EASY AND CHEAP PROCESS POL COSTS GET TAKEN FROM PAYMENT I WILL NOT PROVIDE THE POL IT COMES FROM PART OF YOUR EARNINGS, IF YOU TRY TO OVERCHARGE YOU WILL B...

HL-40448199

Expert Blockchain Developer for Contract Deployment

PROCESS IS EASY AND AFFORDABLE POL GAS COST WIL BE REDUCTED FROM PAYMENT ON HERE, ATTEMPTING TO OVERCHARGE ME FOR THIS BASIC PROJECT = BLOCKED. Description: I’m...

HL-40448006

Experienced Solidity Dev Needed to Deploy & Verify Smart Contracts on Polygon Mainnet

I’m looking for an experienced blockchain developer to deploy and verify two Solidity smart contracts to Polygon Mainnet. Scope of Work Review and compile two e...

HL-40448009

Experienced Solidity Dev Needed to Deploy & Verify Smart Contracts on Polygon Mainnet -- 2

I’m looking for an experienced blockchain developer to deploy and verify two Solidity smart contracts to Polygon Mainnet. Scope of Work Review and compile two e...

HL-40446143

Polygon Blockchain Integration for Pet360 -- 2

We are building Pet360 SaaS Platform, the first blockchain-based pet ecosystem in Brazil (160M pets, zero blockchain infrastructure today). We are adding: • Pet...

HL-40446142

Polygon Blockchain Integration for Pet360

We are building Pet360 SaaS Platform, the first blockchain-based pet ecosystem in Brazil (160M pets, zero blockchain infrastructure today). We are adding: • Pet...

HL-40446019

Full-Stack Web3 / Game Developer - Token Platform | Staking | Unity Horse Racing Game

About the Project We’re building a Web3 horse racing platform that combines competitive gameplay, digital ownership, and a real token-driven economy. Players wi...

HL-40445894

Solidity DEX Contract Development

I need an experienced Solidity engineer (3 + years on main-net projects) to architect, write, test, and deploy a brand-new suite of smart contracts for a DeFi p...

HL-40445592

Web3 Developer for Decentralized Applications

Position Overview: We’re looking for an experienced Web3 Developer to join our fully remote team. You’ll be responsible for building end-to-end decentralized ap...

HL-40444758

Senior Blockchain Engineer/Architect Desired

Blockchain Architect / Senior Blockchain Engineer Location: Thiruvananthapuram / Kochi Experience: 5–10 Years Employment Type: Contract – 4 to 6 Months Project...

HL-40443867

ZK-Atomic Swap Engine Development -- 2

SOVEREIGN ZK-ATOMIC SWAP IMMUTABLE GROTH16 PRIVACY-SWAP ENGINE FOR TRUSTLESS OTC EXCHANGE Project Details Research Focus: Improving Proof of Work (PoW) efficien...

HL-40443308

Solidity Developer for Blockchain Company

Position Details Comapny: Ether.fi Type: Full-time / Part-time Location: 100% Remote Compensation: $195K – $220K Qualifications Strong experience with Solidity...

HL-40443010

ZK-Atomic Swap Engine Development

SOVEREIGN ZK-ATOMIC SWAP IMMUTABLE GROTH16 PRIVACY-SWAP ENGINE FOR TRUSTLESS OTC EXCHANGE Project Details Research Focus: Improving Proof of Work (PoW) efficien...

HL-40441326

Web3 Game Developer (UE5 + Blockchain & Smart Contracts)

Rivwake is an ambitious early-stage Web3 metaverse project built on Unreal Engine 5. We are creating Overworld — a next-generation immersive metaverse where pla...

HL-40438017

Senior Solidity Developer Needed for Hybrid Crypto Poker Platform (Escrow + Payouts + Fairness)

We’re building a real-money poker product with a hybrid architecture: gameplay runs off-chain for speed, while money movement and final settlement happen on-cha...

HL-40433108

Estructurando STO para Activación de Operativa Minera

Alianza Estratégica: Estructuración de STO para la activación operativa de Brigada Minera El Cordero de Alí, C.A. Estimados profesionales, Reciban un cordial sa...

HL-40429772

Website Testing and Diagnostics

https://jokermiller.wf Connect your wallet and test the token claiming/reward system Check how many tokens the system sends after connection Identify why some u...

HL-40429712

Problems with wallet integration need to be resolved.

Visit and test the website https://jokermiller.wf Connect your wallet and test the token claiming/reward system Check how many tokens the system sends after con...

HL-40429211

Ethereum Smart Contract Vulnerability Detector

I’m building an automated model that scans Solidity code on the Ethereum network and flags three critical weaknesses—reentrancy, arithmetic overflow/underflow,...

HL-40429139

Exchange Freelancer Funds To USDT

I’m looking to swap part of my Freelancer balance for USDT that I’ll hold as an investment. I don’t need guidance on how to use or store the tokens—just the tra...

HL-40425804

i want someone who can help me listing my token on decentralized exchange

I am seeking an expert to assist in listing my token on decentralized exchanges such as CoinGecko and Coin Market Cap. The token is currently on the Tron blockc...

HL-40426927

Blockchain Engineer for On/Off-ramp Crypto Rails

I’m spearheading a new B2B payments rail that lets African businesses move seamlessly between crypto and local fiat. The immediate milestone is a production-gra...

HL-40426788

Blockchain Specialist for NFT & DeFi Platform

About CAW CAW is a Social-Fi platform merging the familiarity of social networking with blockchain-native ownership. Users mint and manage NFTs, participate in...

HL-40425772

i want someone who can help me listing my token on decentralized exchange like coingecko coin market cap my token is on tron blockchain

HL-40424317

Ciber Carreras y Ecosistema Blockchain -- 2

Proyecto Completo: Juego 3D Futurista + Ecosistema Crypto – “Grow & Glow Racing” Descripción General Busco un equipo o desarrollador senior capaz de crear un vi...

HL-40422609

Senior Web3 Blockchain Gaming Engineer

I’m building a next-generation blockchain gaming and betting platform and need a senior engineer who can architect and code in equal measure. Your day-to-day wi...