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.
See which of Twine's top rated Blockchain Developers are near you
Or widen your search to global Blockchain Developers
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 83 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
€5,000 – €13,500
Full possible range for a mid-level Blockchain Developer over 2–4 weeks
Common questions answered before you post a project.
A Blockchain Developer specializes in creating and implementing digital solutions using blockchain technology. Their responsibilities typically include designing blockchain protocols, developing smart contracts, and building decentralized applications (dApps). They work with various programming languages such as Solidity, JavaScript, and Go. Blockchain Developers also ensure system security and scalability, performing regular testing and debugging of applications. In addition, they stay updated on the latest trends and technologies in the blockchain space, contributing to the development of innovative solutions for businesses across various industries.
Exceptional Blockchain Developers possess a unique blend of technical expertise, problem-solving skills, and innovative thinking. They have a deep understanding of cryptography, distributed ledger technologies, and consensus algorithms. Additionally, strong communication skills allow them to collaborate effectively with teams and clients. Adaptability is crucial, as the blockchain landscape is rapidly evolving. Furthermore, a passion for continuous learning and staying updated on industry trends distinguishes top developers from their peers. These qualities enable them to deliver high-quality solutions that meet business needs.
Typical day rates for Blockchain Developers in Austria 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, start by evaluating their technical skills and relevant experience. Review their portfolio to assess the quality and complexity of their past projects. Look for developers who have experience in your specific industry or project type. Conduct in-depth interviews to gauge their problem-solving abilities and cultural fit within your team. Additionally, check references and read feedback from previous clients to ensure their reliability and professionalism. A developer who demonstrates passion and enthusiasm for blockchain technology is often a strong candidate.
When interviewing a Blockchain Developer, consider asking the following key questions:
These questions will help you assess their technical knowledge and problem-solving capabilities.
Hiring a Blockchain Developer in Austria involves several steps. First, define the project's scope, including the specific skills and technologies required. Next, create a detailed job description that outlines responsibilities, expected deliverables, and qualifications. You can post the job on platforms like Twine, where freelancers showcase their portfolios. Review candidates’ profiles, focusing on their experience and past projects. Conduct interviews to assess their technical abilities and cultural fit. Finally, ensure that you discuss the project timeline, budget, and communication methods upfront to align expectations.
Hiring a freelance Blockchain Developer offers flexibility and often lower costs compared to working with an agency. Freelancers typically have a diverse skill set and can provide personalized attention to your project. However, agencies usually have a team of developers, allowing them to handle larger projects and provide a wider range of services. Agencies may offer more robust support, including project management and quality assurance. The choice between a freelancer and an agency depends on your project's scope, budget, and the level of expertise required.
A comprehensive project brief or job description for a Blockchain Developer should include the following elements:
Providing clear expectations in your project brief will attract suitable candidates and streamline the hiring process.
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