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Blockchain Developer

20 Best Blockchain Developer
Freelancers

to Hire
in 2023

Looking to hire Blockchain Developer freelancers with the perfect set of skills for your next project? Work with the world's best freelancing talent on Contra.

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Recommended 1x
Arman Stepanyan's avatar
Top Independent

Arman Stepanyan

Yerevan, Armenia

Full stack Web / AI / Blockchain developer

Arshad Ahmed's avatar

Arshad Ahmed

Bengaluru, Karnataka, India

Blockchain Developer with FrontEnd Specialization

Lea Lobanov's avatar

Lea Lobanov

Orlando, FL, USA

Full-Stack Software Development Engineer

Rakesh Kumar's avatar

Rakesh Kumar

New York, NY, USA

Product Designer, Developer, Protocol,Framer

Sheng Yu's avatar

Sheng Yu

Beijing, China

Full stack developer / Smart contract developer

Vishal Gupta's avatar

Vishal Gupta

Mumbai, Maharashtra, India

AWS Engineer with NodeJS & Fintech Exp

Tobiloba Omotade's avatar
Top Independent

Tobiloba Omotade

Lagos, Nigeria

Blockchain and Web Development Expert

Eugene Chiu's avatar

Eugene Chiu

Miami Beach, FL, USA

Full Stack Developer, Blockchain Developer

Emmanuel Silas's avatar

Emmanuel Silas

United Kingdom

Talk less, think more,and let’s your results talk.

Recommended 1x
Akshay B.'s avatar

Akshay B.

Morjim, Goa 403519, India

Full-stack Artificial Intelligence Specialist

Recommended 7x
Aalvee Aarham's avatar

Aalvee Aarham

Bangladesh

Full-Stack Android & Web Developer, UI/UX Designer

Makar Lutskyi's avatar

Makar Lutskyi

Warsaw, Poland

Web Developer, Free Hosting & SEO

Lucky Nweke's avatar

Lucky Nweke

Awka, Nigeria

Expert Blockchain Developer | Solidity | Rust

Austin John Salvador's avatar

Austin John Salvador

Metro Manila, Philippines

Web3 Python Developer for Ethereum Bots

Perri Bamrah's avatar

Perri Bamrah

Newcastle upon Tyne, UK

Full Stack Web3 Engineer

Samie _'s avatar

Samie _

Gilgit-Baltistan

Experienced Software Problem Solver

Hamza Tariq's avatar

Hamza Tariq

Dubai - United Arab Emirates

Full-stack Developer and Blockchain Consultant

Raj Bhensdadiya's avatar

Raj Bhensdadiya

Montreal, QC, Canada

Full Stack Developer | JavaScript and Python

Common projects for Blockchain Developers

Developing smart contracts for business transactions.

Creating blockchain-based applications for various business needs.

Building decentralized apps (DApps) for improved security and transparency.

Designing and implementing various blockchain protocols.

Providing technical guidance for blockchain integration.

Auditing and testing blockchain-based applications.

Tips for working with and hiring Blockchain Developers

Understand your needs

Before hiring a blockchain developer, have a clear understanding of your needs. This includes the type of blockchain platform you want to use, the specific features you require, and how the blockchain solution will integrate with your existing systems.

Check their technical skills

Make sure the blockchain developer is proficient with the necessary tools and languages such as Solidity, Java, C++, Ethereum, and others. Review their previous projects to assess their technical abilities.

Open communication

Maintaining open and regular communication with your blockchain developer is key to the success of your project. Regularly discuss progress, any issues that may arise, and give feedback through Contra.

Understand their approach

Get to know how the developer approaches blockchain projects. This includes how they handle challenges, their process for testing and debugging, and their strategies for ensuring security and privacy.

How to hire Blockchain Developers

Define your needs

Before starting the hiring process, have a clear understanding of what you need from a Blockchain Developer. This could include the type of blockchain platform, specific features, and how the solution will integrate with your existing systems.

Post a detailed job

Posting a detailed job on Contra will attract the right freelancers. Include information about your company, the scope of the job, the skills required, and the project timeline.

Review applications

Review the applications you receive and shortlist freelancers based on their skills, experience, and fit for your project. Look at their past projects and reviews on their profile.

Conduct interviews

Conduct interviews with shortlisted freelancers. Ask questions about their experience, approach to blockchain development, and how they handle various aspects of the job. Also, discuss your project specifics and expectations.

Make an offer

Once you've found the right freelancer, make an offer through Contra. This will include the project details, payment terms, and timeline.

3 questions to ask when interviewing Blockchain Developers

1. Can you describe your experience with blockchain development and the projects you have worked on?

2. What types of blockchain platforms are you most proficient in and why?

3. How do you approach security and privacy when developing blockchain applications?

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Freelancers on Contra come across very professionally. They actually seem to read your job posting and have directly relevant skills, which isn’t always the case on most other freelancer sites. On Contra, freelancers who matched with my job seemed to have the relevant skills I was seeking.


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Frequently asked
questions

A freelance blockchain developer is a professional who designs, builds, and maintains blockchain applications. They work on a project-to-project basis, creating smart contracts, decentralized apps (DApps), and providing technical guidance for clients looking to integrate blockchain into their business processes.

A freelance blockchain developer is a professional who designs, builds, and maintains blockchain applications. They work on a project-to-project basis, creating smart contracts, decentralized apps (DApps), and providing technical guidance for clients looking to integrate blockchain into their business processes.

Hiring a blockchain developer on Contra gives you access to top freelance talent without the hassle of middlemen or commissions. You can review their portfolio, collaborate efficiently, and handle contracts and payments all in one place.

Blockchain development is the process of creating and maintaining a decentralized and tamper-resistant digital ledger using blockchain technology. Blockchain developers work on building blockchain-based applications that can be used to solve various business problems and create new opportunities.

You can post a job detailing your project requirements on Contra. Blockchain developers who match your requirements can then apply for the job. You can also browse through the profiles of blockchain developers on Contra and invite those you are interested in to apply.

Projects that require blockchain development skills often include creating smart contracts, designing and implementing blockchain protocols, creating decentralized apps (DApps), and providing technical guidance for blockchain integration.

The cost of hiring a blockchain developer on Contra can vary based on the complexity of the project, the developer's experience and skills, and the project duration. On average, it costs between $30 and $100 per hour to hire a blockchain developer on Contra.

Freelance blockchain developers are paid commission-free on Contra. They may charge per project, per hour, or per milestone. Each milestone is funded individually at the beginning of the project and held in escrow. The funds for each milestone will only be released after you approve the deliverables for that milestone, or automatically within three days.

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