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Best English-speaking Web3.js freelancers to hire in 2025

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

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FAQs

What should I look for in a Web3.js expert for building a dApp?

Find someone who knows how to use Web3.js to connect with the Ethereum blockchain and create smart contracts. They should understand how to build secure and user-friendly dApps. Check if they have past projects or experience related to decentralized finance or similar areas.

How can I ensure the Web3.js expert can handle my specific project needs?

Talk about the details of the project with them. Make sure they have experience in what you need, like DeFi or creating tokens. Ask them to explain how they plan to achieve the goals set for the project.

What should I include in a project brief when hiring a Web3.js expert?

Describe what you want the dApp to do and the main features you need. Be clear about deadlines and any technical requirements, such as Ethereum or other blockchains you want to support. Ask for some examples of their work to know if they fit your needs.

How do I assess if the Web3.js freelancer understands blockchain security?

Make sure they can talk about important security measures for smart contracts. They should explain how they keep the application safe from issues like hacks. Check if they stay up-to-date on blockchain security best practices.

What is a reasonable timeline for a Web3.js expert to deliver a dApp?

Timelines can vary based on the project's complexity. Discuss a rough timeline with the freelancer and make milestones for different stages of the project. This helps in keeping the project on schedule.

How do I set expectations about communication with a Web3.js expert?

Decide how you will communicate, whether it's through emails, calls, or chat. Agree on how often you want updates on the project's progress. Clear communication helps ensure the project meets your needs.

What is important to agree on before starting work with a Web3.js expert?

Set clear goals and deliverables for the project. Agree on a timeline, budget, and the technology stack to be used. Having everything laid out helps both sides know what to expect.

How can I determine the quality of work from a Web3.js freelancer?

Look at their previous projects and see if they match the quality you're looking for. Ask if they have any references or testimonials from past clients. Quality work usually comes from experience and attention to detail.

What collaboration tools should I use with a Web3.js developer?

Choose tools that help track progress, share files, and manage project tasks. Platforms like GitHub for code management can be very useful. The right tools help maintain smooth workflow and communication.

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.

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Blank Space Studio
Barcelona, Spain
$25k+
Earned
25x
Hired
4.9
Rating
38
Followers
TOP_INDEPENDENT

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Eugene Upston
PROUnited States
$25k+
Earned
22x
Hired
5.0
Rating
20
Followers
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Sheng Yu
PROBeijing, China
$10k+
Earned
14x
Hired
5.0
Rating
10
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Lalit Yadav
PROIndia
$25k+
Earned
23x
Hired
5.0
Rating
3
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Augustus Chukwu
Dubai - United Arab Emirates
$10k+
Earned
5x
Hired
5.0
Rating
1
Followers
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