Hire the Top 2% of
Freelance Blockchain security Developers

Arc helps you find and hire top freelance Blockchain security engineers for your jobs. With 2,269 Blockchain security programmers available for hire on a freelance basis, we have one of the largest network of vetted talent. Our Silicon Valley-caliber vetting process helps ensure that you hire freelance Blockchain security developers and experts that you can trust.

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Hire freelance Blockchain security developers

Christian S., Blockchain security freelance coder
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Christian S.

Vetted Blockchain security developer in the United States (UTC-5)

Experienced full-stack, database, mobile, and more recently blockchain developer with a foundation in security and Linux/Unix systems. Proficient across the stack, including developing advanced database schemas and performant SQL queries, to building CI/CD pipelines, container orchestration, and working with cloud infrastructure (AWS, Google Cloud). Backend: Began my development career with vanilla PHP and MySQL, and then transitioning to frameworks like Zend and Laravel. Gained extensive experience with Ruby on Rails and PostgreSQL during a project with Pivotal Labs. More recently, my work has centered around Rust-based axum/sqlx, but also have a lot of experience working with Node. Database: Primarily focused on PostgreSQL, with extensive experience in designing advanced schemas, optimizing queries, and developing stored procedures (PL/pgSQL). Also, skilled at using window functions, CTEs, and custom views. Additionally experienced with TimescaleDB, MySQL, MongoDB, and ElasticSearch across various projects. Frontend: Worked with plain JavaScript early on, and then with libraries like jQuery and Knockout. Currently focused on React, React Native, and Vue including use with TypeScript. Adaptable to evolving frontend ecosystems with a deep understanding of maintainable and modular UI architectures. Mobile: Developed and published numerous applications for iOS written natively in Objective-C and Swift, including porting an app from Blackberry. Have also developed cross platform apps for Android & iOS with React Native. DevOps: Over 20 years of experience working with various flavors of Unix including Linux, \*BSD, Solaris, etc from system administration to developing rootkits and patching kernels. Currently specializing in containerization with Docker and orchestration tools. Managed several cloud-based project environments using AWS and Google Cloud services, with attention to cost-efficiency and security.

Hari M., Blockchain security developer for hire
Hari M.

Blockchain security developer in the United States (UTC-7)

I am a full-stack software engineer with experience in blockchain architecture, cloud security, and systems engineering. I have delivered keynote speeches, led global teams, and engineered comprehensive frameworks. I have also worked on projects such as BudgetBuddy, LocalVoices, Podify, and HabitCrusher. I have a Bachelor's degree in Engineering and have completed a Full Stack Web Development program. My technical skills include React, JavaScript, Ruby, Rails, Redux, MongoDB, and more. I also possess additional skills in enterprise architecture, leadership, and project management.

Auberon S., Blockchain security freelance developer
Auberon S.

Blockchain security developer in the United States (UTC-5)

I am a cybersecurity consultant with experience in leading engineering roles, overseeing cryptocurrency development, advanced technical support, and developing innovative projects and creating professional cybersecurity tools.

Blockchain security developer - Auberon S.'s portfolio image
Dan G., Blockchain security programmer for hire
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Dan G.

Vetted Blockchain security developer in Spain (UTC+2)

I'm a software engineer and teacher, passionate about bringing technology to people and using it to advance science, social impact and wellbeing. I've worked at such places as Google, Magic Leap and Trilogy and taught in Tel Aviv university, creating 2 novel courses and co-creating another one that ended up top rated in its category on EDX, with more than 100K students.

Emir K., Blockchain security developer for hire
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Emir K.

Vetted Blockchain security developer in Serbia (UTC+2)

I'm a seasoned software architect and developer located in Sarajevo, Bosnia and Herzegovina. With over 20 years of experience under my belt, I'm well-versed in everything from leading teams to flying solo on projects. I get a kick out of taking customer ideas and transforming them into something even better during the development journey. One of my specialties is identifying potential design flaws and refining user interfaces until user manuals become a thing of the past. My journey has taken me through a variety of roles and projects. I've done everything from software consultation and app design to data scraping, data mining, and full-stack development. Notable ventures include my work with the RapTToR agency, where I've developed large-scale systems, UI/UX enhancements, and marketing software. At Dare2Play, I took the lead on building an online crypto multiplayer gaming platform, managing game development teams, and architecting CI/CD setups. I've also lent my expertise to ventures like Goleudy Ventures, LLC, where I tackled image processing and created tools for image segmentation. I have worked with various platforms, languages, and frameworks. I'm well-acquainted with technologies like HTML5, PHP, Node.js, Python, Unity, Blockchain, and more. In the ever-evolving world of technology, I find myself constantly energized to take on new challenges and make innovative contributions. My goal is to not only meet but exceed expectations, and my extensive track record speaks for itself. Looking forward to the next exciting venture.

Ekpenyong O., Blockchain security freelance coder
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Ekpenyong O.

Vetted Blockchain security developer in Nigeria (UTC+1)

Results-focused Solution Architect & Software Engineer with more than 6 years experience, in the oil/gas and blockchain industries. Excellent track record of managing various teams to meet clients’ job specifications, deadlines, and satisfaction. A good record of helping a company avert business foreclosure. Possessing soft skills like leadership, communication, teamwork capability, and diverse developer skill in mobile and full-stack technologies. Looking for a new challenging role within an organization to help clients implement solutions that meet global standards, leveraging existing skills, experience, and achievements.

Gimer C., freelance Blockchain security developer
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Gimer C.

Vetted Blockchain security 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.

Doosh H., freelance Blockchain security developer
Doosh H.

Blockchain security developer in Ireland

A highly motivated and detailed Customer Support Engineer with extensive expertise in stakeholder management, Institutional Support, and providing great user experiences in Production System Administration in a fast paced environment. I've worked in product and technical support operations for many years and have regularly met and surpassed my service level agreement (SLA) throughout my career. I'm fascinated by how technology may be used with analytics to handle user inquiries and operations in a scalable and effective manner. I’m currently thriving with an organization where my skill set is harnessed for business growth in a relatable manner.

Kaushik S., Blockchain security freelance developer
Kaushik S.

Blockchain security developer in India (UTC+6)

14+ years of overall experience in Cyber Security Solutions Delivery, Security Operations and Consulting. Specialized in Network Security, Blockchain Security, Application Security, incidence response, Vulnerability Management, Audit, Compliance, Risk Assessment, SIEM, Secure Software Development Life Cycle, Content Filtering and n-tier Security Architecture and Compliance.

Jitender A., Blockchain security freelance programmer
Jitender A.

Blockchain security developer in India (UTC+6)

With over 20 years of experience in web and mobile development, I am a certified blockchain expert and director at BitWay Tech, a company that provides decentralized solutions for various industries. I have a strong background in agile methodologies, software engineering, and artificial intelligence, which I use to design, develop, and deliver innovative and user-friendly applications. I am passionate about creating products that can make a positive impact on the world and solve real problems. I am always eager to learn new skills, explore new technologies, and collaborate with other professionals. I have successfully managed multiple projects, from ideation to launch, involving diverse teams and stakeholders. My goal is to leverage my expertise and experience to help BitWay Tech grow and achieve its vision.

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FAQs

Why hire a Blockchain security 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 Blockchain security developer, multiple developers, 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 Blockchain security developers can help keep your website up-to-date.

How do I hire Blockchain security developers?

To hire a Blockchain security 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 Blockchain security developers effectively and efficiently. Hire full-time Blockchain security 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 Blockchain security engineers 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 Blockchain security 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 Blockchain security developer for your company, and let Arc handle the logistics.

Where do I hire the best remote Blockchain security developers?

There are two types of platforms you can hire Blockchain security programmers 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 Blockchain security 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 Blockchain security developers, consider niche platforms like Arc that naturally attract and carefully vet their Blockchain security developers for hire. This way, you’ll save time and related hiring costs by only interviewing the most suitable remote Blockchain security developer candidates.

Some factors to consider when you hire Blockchain security 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 Blockchain security developers for hire.

How do I write a Blockchain security developer job description?

Writing a good Blockchain security developer job description is crucial in helping you hire Blockchain security programmers 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 Blockchain security 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 Blockchain security programmers, read our Software Engineer Job Description Guide & Templates.

What skills should I look for in a Blockchain security engineer?

The top five technical skills Blockchain security 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 Blockchain security 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 Blockchain security developers to keep up with evolving technology and requirements.

What kinds of Blockchain security programmers are available for hire through Arc?

You can find a variety of Blockchain security developers for hire on Arc! At Arc, you can hire on a freelance, full-time, part-time, or contract-to-hire basis. For freelance Blockchain security programmers, Arc matches you with the right senior developer in roughly 72 hours. As for full-time remote Blockchain security 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 Blockchain security 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 Blockchain security developers?

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

Every Blockchain security developer for hire in our network goes through a vetting process to verify their communication abilities, remote work readiness, and technical skills (both for depth in Blockchain security and breadth across the greater domain). 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 Blockchain security engineer 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 developer’s Blockchain security skills?

Arc has a rigorous and transparent vetting process for all types of developers. To become a vetted Blockchain security 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 Blockchain security 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 Blockchain security developers, you can rest assured that all remote Blockchain security 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 Blockchain security developers on Arc?

Arc pre-screens all of our remote Blockchain security developers before we present them to you. As such, all the remote Blockchain security 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 Blockchain security programmer in 72 hours, or find a full-time Blockchain security programmer 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 Blockchain security developers.

How much does a freelance Blockchain security developer charge per hour?

Depending on the freelance developer job board you use, freelance remote Blockchain security developers' hourly rates can vary drastically. For instance, if you're looking on general marketplaces like Upwork and Fiverr, you can find Blockchain security 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 Blockchain security 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 Blockchain security 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 Blockchain security 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 Blockchain security developers, check out our FAQs page.

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