Available
Alex Morgan
London, UK
Blockchain Developer
Design, Illustration
Award-winning creative with a decade of experience across brands and startups.
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Every Blockchain Developer's portfolio and application is manually reviewed by our Customer Success team. You only see vetted matches.
We have over 14,500 Blockchain Developers who've worked in many different industries and cover various styles and skillsets.
Start your searchProjects that brands and startups post most often.
End-to-end build of a v1 product: front-end, back-end, and deployment.
Build your MVPShort engagement to clear a backlog of bugs and stabilise a release.
Stabilise your releaseAdd LLM-powered features to your product, copilots, semantic search, or summarisation.
Integrate AIReact Native or Flutter app for iOS and Android from your existing spec.
Build your appDevelopment specialisms and the cross-functional roles you'll often hire alongside.
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Reviews
“Omais is a highly skilled and reliable freelancer who did a fantastic job on my Web App project. I trusted him with complex technical tasks, including working directly within a Windows Server VPS environment, and he handled everything seamlessly. He is professional, efficient, and delivers great results. I highly recommend...”
Julio @ Two Brothers Flooring, LLC
Jul 13, 2026
“Crystal‑INC was a transformative force in my creative and professional journey. The company brought clarity, structure, and artistic excellence to every project we touched. Their ability to merge luxury editorial aesthetics with precise engineering, corporate discipline, and emotional storytelling is unmatched.Crystal‑INC...”
H.E.R1 @ Crystal -INC
Jul 6, 2026
“Adam did a phenomenal job building DIMCPrep. He expertly managed the entire development process to deliver a flawless product. We now have a robust platform housing over 1,400 questions that allows candidates to track their progress effectively. His skill and attention to detail turned our vision into a reality, and we are...”
Sabrina @ DIMCPrep
Jun 24, 2026
“I worked with Daniel as one of our lead engineers on a military FPV drone training simulator built in Unreal Engine 5, a high-stakes project that needed to go from rough prototype to demo-ready in seven weeks for a live demonstration at IITSec 2025. The biggest technical win on the project was the drone flight dynamics...”
Robert @ Good Game Devs
Jun 1, 2026
“Great experience working with him. I explained what I wanted for my app and he not only got it but exceeded my expectation. The final result was better than what I had in mind. Super easy to work with.”
Michael @ MH LLC
May 24, 2026
“I had the pleasure of working with Zhenchang and was consistently impressed by his technical expertise, professionalism, and strong sense of ownership. He delivers high-quality, scalable solutions, communicates effectively, and collaborates exceptionally well across teams. Zhenchang is proactive, reliable, and quick to...”
Joseph @ Cody Solutions
May 22, 2026
Clients Rate Twine Blockchain Developers 5.0 / 5.0
on average across 8383 reviews
3–5 minutes. Tell us about your project, your timeline, and how you want experts to contact you.
Within 24 hours, you'll see a shortlist of vetted Blockchain Developers matched to your project.
Flexible payments on your terms, bill experts directly or use the Twine vault for added security.
Transparent rates, no hidden markup, and a payment path for every need.
Agencies bury a 20–40% markup inside the retainer, you never see it. On Twine, you set the price and you see the platform fee as a separate, explicit line. No surprises at checkout.
Prefer your own payment flow? Pay your expert outside Twine, incurring no commission fees. Most useful for ongoing or trusted relationships.
Funds are held in escrow and only released when you approve the deliverables. If the work isn't right, your money doesn't move. 10% commission on payments up to $10,000, just 5% on anything above.
Pick the role, the experience level and how long you need. We’ll show you what similar projects have cost on Twine. It’s a guide, not a quote.
Estimates only. Actual budget is set by you and agreed with your expert before any work begins.
ESTIMATED RANGE
€3,600 – €9,700
Full possible range for a mid-level Blockchain Developer over 2–4 weeks
Common questions answered before you post a project.
A Blockchain Developer is a specialized programmer who creates and implements digital solutions using blockchain technology. Their primary responsibilities include designing blockchain protocols, developing smart contracts, and building decentralized applications (dApps). They also work on the integration of blockchain technologies with existing systems and ensure the security and scalability of the blockchain network. Blockchain Developers need to possess a strong understanding of cryptographic principles, data structures, and consensus algorithms to deliver effective solutions that meet clients' needs.
Exceptional Blockchain Developers possess a unique blend of technical expertise and soft skills. Key qualities include:
These traits help them deliver high-quality, innovative solutions that meet client needs.
Typical day rates for Blockchain Developers in Italy vary by experience level:
These are indicative ranges based on Twine project data. Final budgets depend on project scope and are agreed directly with your freelancer.
To recognize the perfect Blockchain Developer for your needs in Rome, focus on their experience and expertise in specific blockchain technologies relevant to your project. Look for a strong portfolio showcasing previous projects, including dApps or smart contracts. Conduct thorough interviews to assess their problem-solving skills and technical knowledge. Additionally, evaluate their communication skills and ability to work collaboratively within your team. Seek out candidates who demonstrate a passion for blockchain and a proactive approach to challenges, as this indicates their commitment to delivering exceptional results.
When interviewing a Blockchain Developer, consider asking the following key questions:
These questions will help you gauge their technical skills and cultural fit for your team.
To hire a Blockchain Developer in Rome, Italy, start by defining your project requirements clearly. Next, post your job on freelance platforms like Twine, where you can reach a pool of skilled professionals. Consider the developer's experience in blockchain technologies relevant to your project. Review portfolios and check references or past client feedback to assess their expertise. Conduct interviews to gauge their technical skills and cultural fit within your team. Finally, ensure you discuss project timelines, deliverables, and payment terms upfront.
Hiring a freelance Blockchain Developer offers flexibility and often lower costs, as freelancers typically have lower overhead expenses. Freelancers can provide personalized attention and are often more agile in adapting to your project requirements. Conversely, working with an agency provides access to a team of experts with diverse skill sets, ensuring that various aspects of your project are handled proficiently. Agencies might offer more structure and reliability but usually come at a higher price. Ultimately, the choice depends on your project's complexity, budget, and specific needs.
A comprehensive project brief or job description for a Blockchain Developer should include the following elements:
This clarity will help attract the right candidates and set expectations for the project.
Hiring on Twine is simple.
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