$5k+: Earned

16x: Hired

5.0: Rating

20: Followers

Top

Cover image for Vine - 3D blockchain web animations

View more →

Blockchain(1)

Sheng Yu

PROBeijing, China

$10k+: Earned

14x: Hired

5.0: Rating

6: Followers

Expert

Cover image for Frontend development - Regular World NFT

View more →

Web3.js(1)

Toqir Chatha

PROLahore, Pakistan

$1k+: Earned

3x: Hired

5.0: Rating

3: Followers

Expert

Cover image for Vine Webflow Website | Blockchain | Micro Interactions

View more →

Blockchain(1)

Asim Khan

PROPakistan

5.0: Rating

Cover image for The best solution for Multi - Cryptocurrency, Bitcoin | Ethereu…

View more →

Blockchain(1)

Justin Davidson

PROChicago, USA

5.0: Rating

1: Followers

Cover image for Cross-Chain Bridge for BridgeFlow

Cover image for Launch Legends Token Launch Platform

View more →

Web3.js(2)

Blockchain(2)

Browse more

Explore Web3.js Blockchain projects on Contra

Cover image for Landing Page ReDesign for Smart Contract Development Agency

Cover image for 2D & 3D Portfolio Website: Blockchain Developer

Cover image for Hotel Branding & Stationery Design

Cover image for Loki.code Web3 DevOps platform design

Cover image for User Generated Content for Brands

Cover image for Crypto Exchange build with BuildShip, Vue.JS & Flutterflow

Cover image for Web3 Crypto App · Product Design

Cover image for Sapiens Web3 Encryption App

Cover image for MNYWYZE – A Sleek, Blockchain-Powered Financial Dashboard

Cover image for Flux: Cryptocurrency mobile app

Cover image for ChainBattle Web3 Gaming Presale Website

Cover image for Blockchain Startup Pitch Deck Template

Cover image for Web3 & Blockchain Powered Game

Cover image for Website Refinement Driving ESG Impact with Blockchain Innovation

Cover image for Devtranet Web Application Development

Cover image for Smart Queue Solutions with Qnomy on Webflow

Cover image for Blocks of Change: Global Impact of Blockchain Technology

Cover image for Unleash blockchain activity in your Web3 applications

Cover image for VaultChain - Website Design

186

Cover image for SabiTap airdrop Mobile App Design

Cover image for Armadyl Landing page (Framer Design & Build)

Cover image for estia payments - Crypto Payments for Retailers & Consumers

Cover image for Status IM | Web3 platform and Facebook's react-native port

Cover image for Playcore (Web Development + Data Visualization)

407

Cover image for AI Skins (Web Development + Three.js)

Cover image for Webflow corporate website development

Cover image for BitGo: Blockchain Education for Kids, Globally!

Browse more

Top services from Web3.js freelancers on Contra

Cover image for create smart contract or develop dapp web3 dex ico

React

Smart Contract Engineer

Blockchain Developer

create smart contract or develop dapp web3 dex ico

$780

Cover image for Blockchain & Web3 Specialist | Smart Contract & DApp Engineer

Ethereum

Smart Contract Engineer

Blockchain Developer

Blockchain & Web3 Specialist | Smart Contract & DApp Engineer

Contact for pricing

Cover image for Web3 Development and Frontend Integration Services

Solidity

Smart Contract Engineer

Blockchain Developer

Web3 Development and Frontend Integration Services

Contact for pricing

Top locations for Web3.js freelancers for Blockchain

Chicago, United States Toronto, Canada

FAQs

What are the key skills to look for in a Web3.js developer?

A Web3.js developer should know JavaScript really well. They should be able to work with Ethereum smart contracts. Look for someone who understands decentralized applications and finance systems.

How do I evaluate a freelancer's experience with Web3.js?

Ask for examples of their work with Web3.js. Look for projects that show they can make smart contracts and decentralized apps. Check their reviews from other clients to see if people are happy with their work.

What should be included in the project brief for a Web3.js freelancer?

Your project brief should explain what you want to build. Include details about smart contracts, tokens, or apps. Make sure to describe your timeline and any special features you need.

How do I ensure the freelancer can meet the project's technical requirements?

Check if they have done similar work before. Discuss the technical parts of the project during interviews. Ask them about any challenges they see and how they would handle them.

What is the best way to set clear expectations with a Web3.js freelancer?

Start with a detailed agreement that covers what needs to be done. Talk about the deadlines and check-in points. Make sure both you and the freelancer understand the goals.

How do I decide on deliverables for a Web3.js project?

Think about what you want your decentralized app to do. List features like token integration or voting systems. Discuss these deliverables with the freelancer to make sure they're possible.

Why is communication important in a Web3.js project?

Good communication helps keep the project on track. It ensures both you and the freelancer are happy with the progress. Regular updates can prevent misunderstandings and delays.

How can I track project progress effectively?

Use tools that let you see updates on tasks. Set regular meetings to discuss ongoing work. Make sure the freelancer is keeping up with the timeline and deliverables.

What should I do if the project goes off schedule?

Talk to the freelancer to understand why there's a delay. See if there are any adjustments that can help get back on track. It's important to adapt when unexpected things happen.

How do I make sure the final product meets my needs?

Have a clear checklist of what the final product should include. Test the features before final approval. Ensure the freelancer is available for any tweaks needed after delivery.

Who is Contra for?

Contra is designed for both freelancers (referred to as "independents") and clients. Freelancers can showcase their work, connect with clients, and manage projects commission-free. Clients can discover and hire top freelance talent for their projects.

What is the vision of Contra?

Contra aims to revolutionize the world of work by providing an all-in-one platform that empowers freelancers and clients to connect and collaborate seamlessly, eliminating traditional barriers and commission fees.

Best Web3.js freelancers for Blockchain to hire in 2025

Looking to hire Web3.js freelancers for your next Blockchain project? Browse the world’s best Web3.js freelancers for Blockchain on Contra.

Trusted by 50K+ teams from creative agencies to high growth tech companies

Explore Web3.js Blockchain projects on Contra

Top services from Web3.js freelancers on Contra

Top locations for Web3.js freelancers for Blockchain

FAQs

What are the key skills to look for in a Web3.js developer?

How do I evaluate a freelancer's experience with Web3.js?

What should be included in the project brief for a Web3.js freelancer?

How do I ensure the freelancer can meet the project's technical requirements?

What is the best way to set clear expectations with a Web3.js freelancer?

How do I decide on deliverables for a Web3.js project?

Why is communication important in a Web3.js project?

How can I track project progress effectively?

What should I do if the project goes off schedule?

How do I make sure the final product meets my needs?

Who is Contra for?

What is the vision of Contra?

Join 50k+ companies and 1M+ independents