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974 top Smart contract developers available to hire:

Freelance Smart contract developers - Dragoljub S.
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Dragoljub S.

Vetted Smart contract developer in Serbia (UTC+1)

Seasoned Senior Blockchain Engineer with 7+ years of expertise in designing, developing, and securing smart contracts across Ethereum, Solana, and Layer 2 solutions. Proficient in Solidity, Rust, and Vyper, with a track record of deploying high-stakes decentralized applications (dApps) for DeFi protocols, NFT marketplaces, and DAOs. Skilled in end-to-end smart contract lifecycle management—from architecture and coding to rigorous auditing using tools like Slither, MythX, and manual review. Led teams in delivering 15+ scalable blockchain solutions, optimizing gas efficiency by 40% and preventing vulnerabilities through formal verification and comprehensive security practices. Experienced with frameworks like Hardhat, Foundry, and OpenZeppelin, and adept at cross-functional collaboration to align technical execution with business goals.

Smart contract developers developer - Dragoljub S.'s portfolio image
Freelance Smart contract developers - Victor F.
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Victor F.

Vetted Smart contract developer in France (UTC+1)

Senior Fullstack Engineer with 8+ years of experience in cloud architecture, full-stack development, and system optimization. Skilled in AWS, microservices, CI/CD, containerization, AI and blockchain. Proficient in React, TypeScript, Node.js, and Python. Strong team collaborator and project manager.

Smart contract developers developer - Victor F.'s portfolio image
Smart contract developers developer - Victor F.'s portfolio image
Smart contract developers developer - Victor F.'s portfolio image
Smart contract developers developer - Victor F.'s portfolio image
Smart contract developers developer - Victor F.'s portfolio image
Smart contract developers developer - Victor F.'s portfolio image
Smart contract developers developer - Victor F.'s portfolio image
Smart contract developers developer - Victor F.'s portfolio image
Smart contract developers developer - Victor F.'s portfolio image
Smart contract developers developer - Victor F.'s portfolio image
Smart contract developers developer - Victor F.'s portfolio image
Freelance Smart contract developers - Yusuf .
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Yusuf .

Vetted Smart contract developer in the United Arab Emirates (UTC+4)

Software Engineer with professional experience implementing business-critical systems and demonstrating quality engineering excellence at scale. Skilled in blockchain and server-side systems development as well as distributed systems, and engineering best practices to enable the development of quality software. Thrives in team-based and autonomous projects, continuous learning, and finding solutions to complex projects. My practical experience includes programming in a variety of languages, designing Microservices, database design, and team leadership. What I am Seeking: Opportunity to be a key contributor in the development of infrastructure and decentralized applications that facilitate the growth of the decentralized economy. Leadership / Growth opportunities Direct Engineering hands-on involvement

Freelance Smart contract developers - Halley V.
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Halley V.

Vetted Smart contract developer in Peru (UTC-5)

With over 15 years in software engineering, my primary expertise lies in Ruby on Rails, but also have a lot experience in React and Typescript , Node js , Next js, Python and Solidity. I lead team in other jobs. In these positions I am responsible for build scalable componentes, apply TDD, improve de architecture that I proposed use atomic design, and apply the code review. In my more 11 years experience as engineer, I have gained ample experience in the field of as developer to build awesome applications My passion for technology goes beyond conventional web development. I'm well-versed in mobile app development, having worked with Android, Flutter, and even creating interactive HTML5 games with Phaser. My diverse skill set allows me to tackle a wide range of software projects. What sets me apart is my commitment to clean, maintainable, and highly readable code. Ruby on Rails, in particular, has been my tool of choice, as it not only enhances my productivity but also ensures codebase elegance. In the ever-evolving world of web development, staying agile and adaptable is essential. As a Full Stack Engineer, I thrive in both front-end and back-end domains. My experience extends to crafting responsive web designs, using tools like Bootstrap, HTML5, and CSS3. I am proficient in popular front-end frameworks, such as React, Vue, Ember.js, and Lightning. My hands-on experience in deploying applications to production environments is extensive, with expertise in platforms like Amazon AWS and Heroku. I have a proven track record of delivering robust, scalable, and secure solutions that meet the needs of modern businesses. If you're looking for a seasoned Full Stack Engineer with a deep understanding of Ruby on Rails and a versatile skill set in web and mobile development, I'd love to connect and explore how we can collaborate on your next project or venture. On the other hands I had two certification in Blockchain speciality to build Smart Contract with Solidty, or create DApps (Descentralized applications)

Freelance Smart contract developers - Gimer C.
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Gimer C.

Vetted Smart contract developer in Mexico (UTC-6)

Experienced **smart contract** developer and consultant for the **Ethereum Blockchain** since 2019. Solid background in Information Security and advanced knowledge in different programming languages such as **Solidity**. Besides my Blockchain experience I hold a **Ph.D. in Computer Science** from Carleton University, Ottawa, ON. Canada granted in 2012. Looking forward to have a real impact in the space as a smart contract developer and blockchain security auditor.

Freelance Smart contract developers - Charles V.
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Charles V.

Vetted Smart contract developer in the United States (UTC-6)

Coder, 3x founder and technical leader for over 20 years. For the past 7 years I've been focused on blockchain/DLT. I've built on primarily Node/JS stacks for recent non-blockchain projects as well as Golang. I have extensive, real-world experience with building NFT platforms, DeFi systems, token launches and other dApps. Solidity, Yul, Assembly, gas optimization, smart contract security audits, zk, and more.

Freelance Smart contract developers - Asad H.
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Asad H.

Vetted Smart contract developer in Pakistan (UTC+5)

With over 5 years of professional expertise as a full-stack engineer, I have specialized in designing and developing robust blockchain-based applications across multiple platforms. I possess valuable experience in successfully transitioning traditional centralized architectures to decentralized blockchain architectures. Additionally, I have honed my leadership skills through 3+ years of managing teams ranging from 3 to over 50 members.

Freelance Smart contract developers - Yosra H.
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Yosra H.

Vetted Smart contract developer in France (UTC+1)

I am an experienced Blockchain Architect and Developer with a strong focus on building innovative blockchain solutions. Currently, I am freelancing as a Blockchain Architect for Banque de France’s CBDC project, where I optimize and develop smart contracts, evaluate new blockchain technologies, and lead teams in the architecture and implementation of blockchain systems. With a solid background in Ethereum, Solidity, and EVM-compatible blockchains, I’ve successfully led blockchain initiatives across industries, from NFTs for major fashion brands at L’Oréal to blockchain solutions at Unblocked. I have worked with clients like Banque de France, Orange, and Mont Hennessy, providing technical consulting, smart contract development, and system optimization. As a mentor and content creator, I’ve also shared my knowledge by designing courses and teaching blockchain development at Alyra. I am passionate about evaluating and implementing cutting-edge technologies to drive success for businesses and developers alike. Technical expertise includes Solidity, Ethereum, Node.js, Hardhat, IPFS, and more.

Freelance Smart contract developers - Jonathan G.
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Jonathan G.

Vetted Smart contract developer in the Netherlands (UTC+1)

I am an experienced software engineer with a strong background in full-stack development, data modeling, and blockchain technologies. Over five years of professional experience building reliable and scalable solutions across various industries, including private equity, content management systems, and startup environments. Fluent in Dutch (native) and English, with great problem-solving and communication skills. I hold a degree in Information Sciences from the University of Amsterdam.

Freelance Smart contract developers - Alex G.
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Alex G.

Vetted Smart contract developer in Serbia (UTC+1)

Results-driven and dedicated Frontend Developer with six years of experience in independent and Agile team environments. Expertise in React and TypeScript, contributing to the creation of user-friendly, high-performance web applications. Specialized in Web3 blockchain startups and fintech, developing large-scale, complex banking systems and crafting interactive applications with smooth animations. A creative problem solver is adept at improving application performance, reducing bundle sizes, and implementing secure, efficient solutions. Committed to staying at the forefront of modern engineering developments for successful project completion. **Skills**: TypeScript, JavaScript, React, Next.js, Redux, TanStack Query, TanStack Router, MobX, Node.js, Nest.js, Express, Prisma, PostgreSQL, GraphQL, Web3, Wagmi, Ethers, Viem, Web3Auth, HTML5, CSS3, SASS/SCSS, LESS, Stylus, Tailwind, Styled Components, Antd, Chakra UI, Material UI, Jest, Enzyme, Cypress, Solidity, Vue.js, jQuery, GSAP, Lottie, PUG, BEM, Vite, Webpack, Rollup, Git, Agile, Atlassian Jira, Trello, Figma, Sketch, Zeplin. **Core Competencies:** FinTech, Web3 technologies (Blockchain, Crypto), Startup, Agile, Scrum, Kanban. I can work as a contractor. I have the status of an individual entrepreneur in Georgia.

Discover more freelance Smart contract developers today

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Why clients hire Smart contract developers with Arc

Without Arc by my side, I would be wasting a lot of time looking for and vetting talent. I'm not having to start a new talent search from scratch. Instead, I’m able to leverage the talent pool that Arc has created.
Mitchum Owen
Mitchum Owen
President of Milo Digital
The process of filling our position took less than a week and they found us a superstar. They've had the flexibility to meet our specific needs every step of the way and their customer service has been top-notch since day one.
Matt Gysel
Matt Gysel
Finance & Strategy at BaseVenture
The biggest advantage and benefit of working with Arc is the tremendous reduction in time spent sourcing quality candidates. We’re able to identify the talent in a matter of days.
Philip Tsai
Philip Tsai
Director of Engineering at Chegg

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Arc offers pre-vetted remote software developers skilled in every programming language, framework, and technology. Look through our popular remote developer specializations below.

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Arc helps you build your team with our network of full-time and freelance Smart contract developers worldwide.
We assist you in assembling your ideal team of programmers in your preferred location and timezone.

FAQs

Why hire a Smart contract developer?

In today’s world, most companies have code-based needs that require developers to help build and maintain. For instance, if your business has a website or an app, you’ll need to keep it updated to ensure you continue to provide positive user experiences. At times, you may even need to revamp your website or app. This is where hiring a developer becomes crucial.

Depending on the stage and scale of your product and services, you may need to hire a Smart contract developer, multiple engineers, or even a full remote developer team to help keep your business running. If you’re a startup or a company running a website, your product will likely grow out of its original skeletal structure. Hiring full-time remote Smart contract developers can help keep your website up-to-date.

How do I hire Smart contract developers?

To hire a Smart contract developer, you need to go through a hiring process of defining your needs, posting a job description, screening resumes, conducting interviews, testing candidates’ skills, checking references, and making an offer.

Arc offers three services to help you hire Smart contract developers effectively and efficiently. Hire full-time Smart contract developers from a vetted candidates pool, with new options every two weeks, and pay through prepaid packages or per hire. Alternatively, hire the top 2.3% of expert freelance Smart contract developers in 72 hours, with weekly payments.

If you’re not ready to commit to the paid plans, our free job posting service is for you. By posting your job on Arc, you can reach up to 450,000 developers around the world. With that said, the free plan will not give you access to pre-vetted Smart contract developers.

Furthermore, we’ve partnered with compliance and payroll platforms Deel and Remote to make paperwork and hiring across borders easier. This way, you can focus on finding the right Smart contract developers for your company, and let Arc handle the logistics.

Where do I hire the best remote Smart contract developers?

There are two types of platforms you can hire Smart contract developers from: general and niche marketplaces. General platforms like Upwork, Fiverr, and Gigster offer a variety of non-vetted talents unlimited to developers. While you can find Smart contract developers on general platforms, top tech talents generally avoid general marketplaces in order to escape bidding wars.

If you’re looking to hire the best remote Smart contract developers, consider niche platforms like Arc that naturally attract and carefully vet their Smart contract developers for hire. This way, you’ll save time and related hiring costs by only interviewing the most suitable remote Smart contract developers.

Some factors to consider when you hire Smart contract developers include the platform’s specialty, developer’s geographical location, and the service’s customer support. Depending on your hiring budget, you may also want to compare the pricing and fee structure.

Make sure to list out all of the important factors when you compare and decide on which remote developer job board and platform to use to find Smart contract developers for hire.

How do I write a Smart contract developer job description?

Writing a good Smart contract developer job description is crucial in helping you hire Smart contract developers that your company needs. A job description’s key elements include a clear job title, a brief company overview, a summary of the role, the required duties and responsibilities, and necessary and preferred experience. To attract top talent, it's also helpful to list other perks and benefits, such as flexible hours and health coverage.

Crafting a compelling job title is critical as it's the first thing that job seekers see. It should offer enough information to grab their attention and include details on the seniority level, type, and area or sub-field of the position.

Your company description should succinctly outline what makes your company unique to compete with other potential employers. The role summary for your remote Smart contract developer should be concise and read like an elevator pitch for the position, while the duties and responsibilities should be outlined using bullet points that cover daily activities, tech stacks, tools, and processes used.

For a comprehensive guide on how to write an attractive job description to help you hire Smart contract developers, read our Software Engineer Job Description Guide & Templates.

What skills should I look for in a Smart contract developer?

The top five technical skills Smart contract developers should possess include proficiency in programming languages, understanding data structures and algorithms, experience with databases, familiarity with version control systems, and knowledge of software testing and debugging.

Meanwhile, the top five soft skills are communication, problem-solving, time management, attention to detail, and adaptability. Effective communication is essential for coordinating with clients and team members, while problem-solving skills enable Smart contract developers to analyze issues and come up with effective solutions. Time management skills are important to ensure projects are completed on schedule, while attention to detail helps to catch and correct issues before they become bigger problems. Finally, adaptability is crucial for Smart contract developers to keep up with evolving technology and requirements.

What kinds of Smart contract developers are available for hire through Arc?

You can find a variety of Smart contract developers for hire on Arc! At Arc, you can hire on a freelance, full-time, part-time, or contract-to-hire basis. For freelance Smart contract developers, Arc matches you with the right senior developer in roughly 72 hours. As for full-time remote Smart contract developers for hire, you can expect to make a successful hire in 14 days. To extend a freelance engagement to a full-time hire, a contract-to-hire fee will apply.

In addition to a variety of engagement types, Arc also offers a wide range of developers located in different geographical locations, such as Latin America and Eastern Europe. Depending on your needs, Arc offers a global network of skilled software engineers in various different time zones and countries for you to choose from.

Lastly, our remote-ready Smart contract developers for hire are all mid-level and senior-level professionals. They are ready to start coding straight away, anytime, anywhere.

Why is Arc the best choice for hiring Smart contract developers?

Arc is trusted by hundreds of startups and tech companies around the world, and we’ve matched thousands of skilled Smart contract developers with both freelance and full-time jobs. We’ve successfully helped Silicon Valley startups and larger tech companies like Spotify and Automattic hire Smart contract developers.

Every Smart contract developer for hire in our network goes through a vetting process to verify their communication abilities, remote work readiness, and technical skills. Additionally, HireAI, our GPT-4-powered AI recruiter, enables you to get instant candidate matches without searching and screening.

Not only can you expect to find the most qualified Smart contract developer on Arc, but you can also count on your account manager and the support team to make each hire a success. Enjoy a streamlined hiring experience with Arc, where we provide you with the developer you need, and take care of the logistics so you don’t need to.

How does Arc vet a Smart contract developer's skills?

Arc has a rigorous and transparent vetting process for all types of developers. To become a vetted Smart contract developer for hire on Arc, developers must pass a profile screening, complete a behavioral interview, and pass a technical interview or pair programming.

While Arc has a strict vetting process for its verified Smart contract developers, if you’re using Arc’s free job posting plan, you will only have access to non-vetted developers. If you’re using Arc to hire Smart contract developers, you can rest assured that all remote Smart contract developers have been thoroughly vetted for the high-caliber communication and technical skills you need in a successful hire.

How long does it take to find Smart contract developers on Arc?

Arc pre-screens all of our remote Smart contract developers before we present them to you. As such, all the remote Smart contract developers you see on your Arc dashboard are interview-ready candidates who make up the top 2% of applicants who pass our technical and communication assessment. You can expect the interview process to happen within days of posting your jobs to 450,000 candidates. You can also expect to hire a freelance Smart contract developer in 72 hours, or find a full-time Smart contract developer that fits your company’s needs in 14 days.

Here’s a quote from Philip, the Director of Engineering at Chegg:

“The biggest advantage and benefit of working with Arc is the tremendous reduction in time spent sourcing quality candidates. We’re able to identify the talent in a matter of days.”

Find out more about how Arc successfully helped our partners in hiring remote Smart contract developers.

How much does a freelance Smart contract developer charge per hour?

Depending on the freelance developer job board you use, freelance remote Smart contract developers' hourly rates can vary drastically. For instance, if you're looking on general marketplaces like Upwork and Fiverr, you can find Smart contract developers for hire at as low as $10 per hour. However, high-quality freelance developers often avoid general freelance platforms like Fiverr to avoid the bidding wars.

When you hire Smart contract developers through Arc, they typically charge between $60-100+/hour (USD). To get a better understanding of contract costs, check out our freelance developer rate explorer.

How much does it cost to hire a full time Smart contract developer?

According to the U.S. Bureau of Labor Statistics, the medium annual wage for software developers in the U.S. was $120,730 in May 2021. What this amounts to is around $70-100 per hour. Note that this does not include the direct cost of hiring, which totals to about $4000 per new recruit, according to Glassdoor.

Your remote Smart contract developer’s annual salary may differ dramatically depending on their years of experience, related technical skills, education, and country of residence. For instance, if the developer is located in Eastern Europe or Latin America, the hourly rate for developers will be around $75-95 per hour.

For more frequently asked questions on hiring Smart contract developers, check out our FAQs page.

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