Available
Alex Morgan
London, UK
Blockchain Developer
Design, Illustration
Award-winning creative with a decade of experience across brands and startups.
See MorePost a project and get matched with Blockchain Developers in Bosnia and Herzegovina. Matched in 24 hours. No agency fees.
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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.
We've got more than Blockchain Developers in Bosnia and Herzegovina
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 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
€2,200 – €6,000
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. They design and develop blockchain protocols, craft smart contracts, and build distributed applications (dApps) that leverage the benefits of decentralized networks. Their role often involves:
Overall, Blockchain Developers play a crucial role in advancing the adoption and functionality of blockchain technology across various industries.
Exceptional Blockchain Developers possess a unique combination of technical skills and soft skills. Key qualities include:
These qualities enable them to deliver innovative solutions that meet client needs effectively.
Typical day rates for Blockchain Developers in Bosnia and Herzegovina 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 find the perfect Blockchain Developer for your project in Bosnia and Herzegovina, evaluate candidates based on their technical expertise, portfolio quality, and cultural fit. Look for:
By focusing on these aspects, you can identify a developer who aligns closely with your project's requirements.
When interviewing a Blockchain Developer, consider asking the following key questions:
These questions will help you assess their knowledge, experience, and problem-solving capabilities.
Hiring a Blockchain Developer in Bosnia and Herzegovina involves a structured approach. Start by defining your project needs and requirements, including specific skills and technologies required. Utilize platforms like Twine to post your job, providing a clear job description and specifying the project timeline and budget. It's also beneficial to review portfolios and previous work of candidates to gauge their expertise. Lastly, conduct interviews to assess their problem-solving abilities and cultural fit for your team.
Hiring a freelance Blockchain Developer offers flexibility and potentially lower costs, as freelancers typically have fewer overhead expenses. They can provide personalized attention to your project and may be more agile in their approach. However, working with an agency can bring a team of diverse skills and expertise, ensuring broader project coverage and more resources. Agencies often have established processes, which can lead to more reliable delivery timelines. Ultimately, the choice depends on your project scope, budget, and specific needs.
A well-crafted project brief or job description for a Blockchain Developer should include:
Providing detailed information helps attract qualified candidates who align with your project's objectives.
Hiring on Twine is simple.
Post your project and meet your expert within 24 hours. Over 45,000+ high growth companies that trust Twine.
