Creative with 5+ years of experience in logo design, app UI, and AI-based content solutions. I blend clean visuals with smart automation using tools like Photoshop, Tailw...
See MorePost a project and get matched with Blockchain Developers in Los Angeles, United States. Matched in 24 hours. No agency fees.
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Creative with 5+ years of experience in logo design, app UI, and AI-based content solutions. I blend clean visuals with smart automation using tools like Photoshop, Tailw...
See MoreI'm a software engineer who specializes in Backend Development and Blockchain Technology from Malaysia. Throughout my career, I’ve had the opportunity to work on a ran...
See MoreI'm a developer who specializes in... from... Give an introduction about yourself, who are you, what are your most important skills and what differentiates you from ot...
See MoreI’m a versatile creative professional offering services in album art design, illustration, PR, songwriting, acting, background design, beatmaking, copywriting, and CMS de...
See MoreFull-stack Software Engineer | AI & Crypto
See MoreHi, I’m Aryan Choudhary, a Senior Fullstack Software Engineer with a focus on JavaScript, React.js, Python, and Golang. I design and build developer tools, Chrome/VS Code...
See MoreI'm an experienced Blockchain Developer based in Los Angeles, United States. I specialise in AngularJS, Bootstrap, and CSS and enjoy helping teams turn ideas into polishe...
See MoreSenior Full Stack Developer with 12 years of experience delivering scalable web, blockchain, and AI solutions for global clients. Transitioned from foundational web devel...
See MoreHi, I’m Hiroshi Takeru, a senior Full Stack & Blockchain Developer passionate about building secure, scalable web platforms that blend on-chain and off-chain workflows. I...
See MoreHi, I'm James Dylan, a Senior Software Engineer with over 10 years of experience in developing and optimizing web applications. I specialize in working with React.js, Nod...
See MoreI am an experienced Software Engineer with 14 years of expertise in a diverse range of technologies including frontend frameworks like React, Angular, and Vue.js, as well...
See MoreI'm a Blockchain Developer expert based in Los Angeles, United States. I bring hands-on experience and a collaborative approach to every project.
See MoreWe have over 14,500 Blockchain Developers who've worked in many different industries and cover various styles and skillsets.
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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.
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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
$6,400 – $17,000
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 blockchain technology solutions. Their responsibilities include designing blockchain protocols, crafting smart contracts, and developing decentralized applications (dApps). They also work on security measures, ensuring that the blockchain is secure against potential threats. By leveraging their knowledge of programming languages such as Solidity, JavaScript, and Go, Blockchain Developers build the infrastructure required for blockchain networks, including consensus algorithms and data structures. They stay updated with the latest trends and regulations in the blockchain space to provide innovative solutions that meet client needs.
Exceptional Blockchain Developers possess a unique combination of technical and soft skills. Key qualities include:
Moreover, a passion for continuous learning and adapting to new technologies is crucial in this rapidly evolving field.
Typical day rates for Blockchain Developers in United States 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, assess their technical skills and relevant experience. Look for candidates who have successfully completed projects similar to yours. Evaluate their portfolio, paying attention to the quality of previous work, and ask for references to validate their expertise. During interviews, pose scenario-based questions to gauge their problem-solving abilities and thought processes. Additionally, ensure they align with your company culture and values, as this will facilitate better collaboration and communication.
When interviewing a Blockchain Developer, consider asking the following questions:
These questions will help you assess their expertise, critical thinking, and adaptability in the blockchain landscape.
To hire a Blockchain Developer in Los Angeles, start by defining your project requirements clearly. Consider the specific skills you need, such as experience with Ethereum or Hyperledger. Post your job on platforms like Twine, where you can reach a pool of talented freelancers. Additionally, review their portfolios and past work to assess their expertise. Conduct interviews to evaluate their technical skills and cultural fit within your team. Be transparent about your budget and timeline to ensure alignment with potential candidates.
Hiring a freelance Blockchain Developer offers flexibility and cost-effectiveness. Freelancers typically have lower overhead costs, allowing for competitive rates. They can often provide personalized attention and quicker turnaround times. In contrast, agencies may offer a broader range of services and access to a team of professionals with diverse skills. This can be advantageous for larger projects requiring multiple areas of expertise. However, agencies often come with higher fees. Ultimately, the choice depends on your project requirements, budget, and timeline.
A well-crafted project brief or job description for a Blockchain Developer should include:
A clear and detailed brief will attract qualified candidates who align with your project needs.
Hiring on Twine is simple.
Post your project and meet your expert within 24 hours. Over 45,000+ high growth companies that trust Twine.