blockchain developer

Craftner INC

<p></p><div><h6 class="jobSectionHeader"><b>Charlotte, NC | Contract To Hire</b></h6>
<h4 class="jobSectionHeader"><b>Preferred Skills</b></h4>
Blockchain<br>
<br>
<br>
<br>
<br>
<h4 class="jobSectionHeader"><b>Job Description</b></h4>
<p><b>Duties and Responsibilities:</b></p>
<ul>
<li>Design, develop and implement blockchain capabilities</li>
<li>Design new methods for implementing blockchain technology for our clients</li>
<li>Incorporate usage of digital tokens and smart contract</li>
<li>Execute research and development activities for new blockchain deliverables</li>
</ul>
<p><b>Requirements:</b></p>
<ul>
<li>Bachelor&rsquo;s in Computer Science, Information Technology or similar field</li>
<li>Minimum of 4 years of experience designing, implementing and supporting software solutions</li>
<li>Front-end: JavaScript, HTML/CSS, Angular / React</li>
<li>Back-end:, Golang, Java, Python</li>
<li>Database: Oracle,MongoDB, MySQL, etc&hellip;</li>
<li>Infrastructure: Docker, Kubernetes, Continuous Integration, etc&hellip;</li>
<li>Cloud Platform: AWS, Azure, GCP</li>
<li>RESTful APIs, Object-Oriented</li>
<li>Experienced using cryptography and hashing algorithms</li>
<li>Possesses a thorough understanding of the differences between a Private and Public Blockchain</li>
<li>Experienced in working with Tokens / Digital Certificates / Smart Contracts</li>
<li>Experienced in developing Blockchain applications on Hyperledger, Ethereum, Corda, Ripple or other proprietary language and APIs</li>
<li>Strong understanding of blockchain capabilities in logistics, networking, authentication, validation and cryptocurrency</li>
<li>Work well in a Scrum team environment full of innovators</li>
<li>Open minded with a success driven attitude
</li><li>Has a passion for innovation</li>
</ul>
<p><b>Desired Skills:</b></p>
<ul>
<li>Blockchain developer certification</li>
<li>Prior blockchain development and implementation experience</li></ul><p></p><p><br>
</p><br>
<br>
<p></p><h5 class="jobSectionHeader"><b>For immediate consideration, please forward your Word resume to </b><b>sheetal@craftner.com</b></h5></div><p></p>

Blockchain Software Engineer

Ideasoft

<div><div>Job Overview
</div><div><div><h2 class="jobSectionHeader"><b>Vacancy Description
</b></h2><p></p><div><p>We are looking for an experienced Blockchain Protocol Architect for our client, with a proven track record in blockchain/Web3 ecosystems. You will lead hands-on protocol design for the blockchain stack, taking ideas from concept through specification and into implementation.</p>
<p>
You will shape the technical direction across interoperability, privacy, and performance, and communicate the results clearly to both internal teams and the broader ecosystem.</p>
</div></div><p></p><div><h3 class="jobSectionHeader"><b>Requirements</b></h3>
<div><ul><li>Strong experience designing and shipping distributed systems and/or blockchain protocols (including but not limited to: L1, L2, cross-chain, consensus, privacy, and scaling).
</li></ul><ul><li>Ability to write clean and understandable specifications and collaborate closely on them with an engineering team.
</li></ul><ul><li>Strong communication skills, with the ability to present complex topics to both technical and non-technical audiences.
</li></ul><ul><li>Basic understanding of cryptographic algorithms and primitives.
</li></ul><ul><li>Ability to read and contribute to Rust and Solidity projects.
</li></ul></div></div><div><h3 class="jobSectionHeader"><b>Would be a plus</b></h3>
<ul><li>BS+ with major in Computer Science or Applied Math or equivalent experience.
</li><li>Previous professional experience in building L2 solutions
</li></ul></div><div><h3 class="jobSectionHeader"><b>Responsibilities</b></h3>
<div><ul><li>Protocol Design and Research
</li></ul><ul><li>Design and evaluate protocol improvements in areas such as cross-chain interoperability, on-chain privacy, and throughput and latency enhancements.
</li></ul><ul><li>Explore alternative solutions on the market and define trade-offs between them. Produce clear technical specifications, threat models, and design rationale.
</li></ul></div><div><ul><li>Engineering Alignment with Labs Team
</li></ul><ul><li>Partner with the implementation team to translate protocol designs into implementable milestones.
</li></ul><ul><li>Review implementation plans, provide technical guidance, and validate correctness against the specification.
</li></ul></div><div><ul><li>Ecosystem Communication and Thought Leadership
</li></ul><ul><li>Present protocol work publicly at conferences, meetups, and technical workshops.
</li></ul><ul><li>Write high-quality technical blog posts, design notes, and explainer content for developers and partners.
</li></ul></div><div><ul><li>Product and Business Support
</li></ul><ul><li>Work with the product team to define requirements, clarify constraints, and translate protocol capabilities into user-facing value.
</li></ul><ul><li>Support business development through technical diligence, partner discussions, and integration planning.
</li></ul></div><div><ul><li>Technical Due Diligence for Partnerships
</li></ul><ul><li>Provide structured partner assessments, including architecture fit, security risks, integration effort, and timeline.
</li></ul><ul><li>Collaborate with the DevRel team to align on the external technical narrative, developer guidance, and partner enablement materials.</li></ul></div></div></div></div><p></p>
<br><div><div><div><div>Why IdeaSoft
</div><div><div><h2 class="jobSectionHeader"><b>What We Offer
</b></h2></div><div><div><p>Competitive compensation
</p></div><div><p>Social package (24 working days of annual leave and 5 paid sick days)
</p></div><div><p>Flexible working hours
</p></div><div><p>Challenging projects in diverse business domains and a variety of tech stacks
</p></div><div><p>Personal development and professional growth opportunities
</p></div><div><p>Work with talented, ambitious and family-feel team
</p></div><div><p>Educational possibilities: corporate courses, knowledge hubs, and in-house English classes
</p></div><div><p>Compensation for your professional certification &amp; support for your learning activities
</p></div><div><p>Opportunity to choose IT equipment you like
</p></div><div><p>Corporate social responsibility
</p></div></div><div></div><div><div><div>Tamara Mitiagina
</div><div>Head of Recruitment</div></div></div></div></div></div></div>

Blockchain Protocol Architect

Rwaa al Tamez

<p>We are looking for a highly capable AI, Blockchain &amp; Digital Applications Specialist who understands how modern technologies are actually built, connected, and deployed.</p><p>This is a hands-on role focused on building real systems, not theory or consulting.</p><p><b>Key Responsibilities</b></p><ul><li>Design and implement AI-powered applications and workflows</li><li>Build or support development of digital platforms (web/app-based systems)</li><li>Integrate AI tools (LLMs, APIs) into real business use cases</li><li>Work with blockchain technologies (wallets, smart contracts, Web3 tools) when needed</li><li>Connect systems through APIs and manage data flow between platforms</li><li>Collaborate with business teams to translate ideas into working products</li><li>Evaluate and test new technologies before deployment</li></ul><p><b>Required Skills</b></p><ul><li>Strong understanding of how applications are built (front-end, back-end basics, APIs)</li><li>Hands-on experience with AI tools and integrations (LLMs, automation, APIs)</li><li>Solid understanding of blockchain fundamentals (wallets, transactions, smart contracts)</li><li>Experience working with real projects (not just courses or certifications)</li><li>Ability to build, test, and deliver functional solutions</li></ul><p><b>Technical Stack (any of the below)</b></p><ul><li>JavaScript / Python</li><li>API integrations</li><li>No-code / low-code tools (optional but useful)</li><li>Web3 tools (MetaMask, smart contracts basics, etc.)</li><li>Cloud or hosting basics</li></ul><p>Job Types: Full-time, Part-time</p><p>Pay: ﷼3,000.00 - ﷼8,000.00 per month</p><p>Expected hours: 20 &ndash; 40 per week</p><p>Work Location: In person</p>

AI Systems & Automation Specialist ( Blockchain & Digital Platforms)

1inch

<div>
 1inch is the DeFi ecosystem building financial freedom for everyone. 1inch products help users and builders trade, hold and track digital assets - with the self-custody, comprehensive security and the intuitive user experience they need to unlock the potential of true crypto ownership. 1inch protocols and APIs provide core infrastructure across the DeFi industry and beyond.
 <br/>
 <br/>
 So if you&rsquo;re someone who thinks big, moves fast and wants to make an impact right from day one, then get ready to join our industry-changing team.
 <br/>
 <br/>
 <em>
  Location: We prioritise candidates who are based in Dubai then consider those working remotely in one of our European Hub Locations (UK, Spain or Germany).
  <br/>
  <br/>
 </em>
 We're looking for multiple
 <strong>
  Blockchain Engineers
 </strong>
 with various levels of experience, a "Get Stuff Done" mentality and a passion for innovation. As a key member of our team, you'll be responsible for designing, developing, and optimising smart contracts and blockchain infrastructure. This role requires a strong problem-solver who can navigate the constant changes of the crypto market while executing quickly and maintaining a high standard of security and quality.
 <br/>
 <br/>
 You'll work closely with the CPO, product teams, and other engineers to deliver innovative and secure solutions within the DeFi ecosystem. Your commitment to decentralisation and open-source development will be essential in helping us stay ahead of industry trends and build a platform that is robust and forward-thinking.
 <br/>
 <br/>
 <strong>
  <em>
   Location: For this role, we prefer candidates who are either based in Dubai or working remotely within +/- 4 hours GST time.
   <br/>
   <br/>
  </em>
 </strong>
 <strong>
  Responsibilities
  <br/>
  <br/>
 </strong>
 <ul>
  <li>
   Designing and optimising blockchain product architecture, with a focus on scalability, security, and performance
  </li>
  <li>
   Leading the development, auditing, and integration of smart contracts within decentralised protocols
  </li>
  <li>
   Conducting technical research and proof-of-concept (PoC) experiments, while implementing best practices in blockchain development
  </li>
  <li>
   Developing and improving cross-chain interoperability solutions, such as cross-chain swaps and bridges
  </li>
  <li>
   Designing and developing efficient algorithms, with a focus on gas optimisation
  </li>
  <li>
   Defining and implementing effective CI/CD processes for blockchain development
  </li>
  <li>
   Analysing and addressing potential attack vectors and ensuring security best practices
  </li>
  <li>
   Continuously monitoring emerging blockchain, Web3, and crypto technologies
  </li>
  <li>
   Performing rigorous code reviews, mentoring developers, and enforcing best practices in blockchain engineering
  </li>
  <li>
   Collaborating with auditors and cross-functional teams to ensure successful product launches
   <br/>
   <br/>
   <br/>
   <br/>
  </li>
 </ul>
 <strong>
  Requirements
  <br/>
  <br/>
 </strong>
 <ul>
  <li>
   4+ years of software development experience, with at least 2+ years in blockchain engineering
  </li>
  <li>
   Deep understanding of blockchain ecosystems, smart contracts (Solidity, Yul, EVM), and decentralized applications (dApps)
  </li>
  <li>
   Hands-on experience with Ethereum, Layer 2 solutions (Optimistic &amp; ZK Rollups), and cross-chain protocols (atomic swaps, bridges, etc.)
  </li>
  <li>
   Proven track record in technical leadership, architectural decision-making, and mentoring development teams (Senior Level and above only)
  </li>
  <li>
   Strong background in blockchain security and experience with smart contract audits
   <br/>
   <br/>
   <br/>
   <br/>
  </li>
 </ul>
 <strong>
  Skills
  <br/>
  <br/>
 </strong>
 <ul>
  <li>
   Proficiency in Solidity, Yul, Rust, TypeScript
  </li>
  <li>
   Experience with smart contract development and deployment frameworks (Foundry, Hardhat)
  </li>
  <li>
   Understanding of DeFi protocols, AMMs, liquidity pools, and oracle integrations
  </li>
  <li>
   Expertise in blockchain security principles and smart contract auditing methodologies
  </li>
  <li>
   Experience in building high-performance distributed systems
   <br/>
   <br/>
   <br/>
   <br/>
  </li>
 </ul>
 <strong>
  Why you'll love working with us
  <br/>
  <br/>
  <br/>
 </strong>
 <ul>
  <li>
   Join a young, creative team in a fast-paced and supportive environment
  </li>
  <li>
   We&rsquo;re open to new ideas &mdash; if you&rsquo;ve got a vision, pitch it and make it happen
  </li>
  <li>
   Enjoy competitive pay that matches your skills and experience
  </li>
  <li>
   Be part of a company that&rsquo;s shaping the future of DeFi
  </li>
  <li>
   Take time when you need it &mdash; we offer unlimited vacation days
  </li>
  <li>
   Get fully compensated for your work gear &mdash; we&rsquo;ll set you up for success
   <br/>
   <br/>
   <br/>
   <br/>
  </li>
 </ul>
 We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
</div>


Software Engineer, all levels (Blockchain)

FinTop Consulting

<div>
 <p>
  <strong>
   Technical Lead Tokenisation / RWA Platform
  </strong>
 </p>
 <p>
  📍 Dubai &ndash; Onsite
 </p>
 <p>
  🌍 Industry: Crypto / Regulated Digital Assets
 </p>
 <p>
  <br/>
 </p>
 <p>
  About the Company:
 </p>
 <p>
  <br/>
 </p>
 <p>
  An ambitious crypto based in Dubai is building a
  <strong>
   regulated Real-World Asset (RWA) tokenization platform
  </strong>
  designed to bridge traditional finance and blockchain infrastructure.
 </p>
 <p>
  <br/>
 </p>
 <p>
  They are now looking for a
  <strong>
   Technical Lead
  </strong>
  to take ownership of the core architecture and help build the platform from the ground up.
 </p>
 <p>
  <br/>
 </p>
 <p>
  <strong>
   What You&rsquo;ll Be Leading:
  </strong>
 </p>
 <p>
  <br/>
 </p>
 <p>
  As Technical Lead, you will architect and deliver the backbone of a regulated tokenization ecosystem, including:
 </p>
 <ul>
  <li>
   Designing and deploying secure smart contracts aligned with ERC-3643 standards
  </li>
  <li>
   Building systems to manage and monitor reserve assets backing issued tokens
  </li>
  <li>
   Creating seamless redemption mechanisms for investors
  </li>
  <li>
   Implementing Proof of Reserves infrastructure for transparency
  </li>
  <li>
   Automating regulatory disclosures and reporting workflows
  </li>
  <li>
   Supporting the technical components of the VARA ARVA license process.
  </li>
  <li>
   This role requires both deep protocol-level thinking and real-world regulatory awareness.
  </li>
 </ul>
 <p>
  <br/>
 </p>
 <p>
  <strong>
   What We&rsquo;re Looking For:
  </strong>
 </p>
 <p>
  <br/>
 </p>
 <p>
  Core Experience
 </p>
 <ul>
  <li>
   4+ years of hands-on smart contract development (Solidity &amp; ERC standards)
  </li>
  <li>
   Strong security mindset (experience with audits, testing frameworks, formal verification)
  </li>
  <li>
   Familiarity with compliance-driven token standards such as ERC-3643
  </li>
  <li>
   Backend experience supporting DeFi or tokenization platforms
  </li>
  <li>
   Understanding of securities law concepts and regulated token frameworks
  </li>
 </ul>
 <p>
  <br/>
 </p>
 <p>
  Why This Role?
 </p>
 <ul>
  <li>
   Opportunity to build a regulated crypto infrastructure from scratch
  </li>
  <li>
   High-impact leadership position within a growing startup
  </li>
  <li>
   Direct exposure to institutional-grade digital asset frameworks
  </li>
  <li>
   Work at the intersection of blockchain, compliance, and traditional finance
  </li>
 </ul>
 <p>
  <br/>
 </p>
 <p>
  If you are passionate about building secure, regulated digital asset infrastructure and want to be part of a serious long-term crypto play in Dubai, this could be a defining career move. Apply to this job or drop your CV at Jinal@fintop.co.uk
 </p>
</div>


Technical Lead

Kaleido

<div><h2 class="jobSectionHeader"><b>About Kaleido</b></h2><p>
Kaleido is the leading enterprise-grade Web3 platform for blockchain and digital assets in the world. Its full-stack infrastructure includes access to all major protocols and chains, 500+ pre-built services and APIs, event streams, wallets, Web3 storage solutions, and more. Founded in 2017 by early pioneers in the blockchain space, Kaleido makes blockchain development radically simple at scale across industries as varied as Finance, Healthcare, Insurance, Supply Chains, Media, Entertainment, ESG, the Public Sector, and more.. As one of the fastest growing SaaS companies in the space, Kaleido is poised to transform critical business processes with efficiently deployed NFT marketplaces, digital assets platforms, blockchain as a service, and blockchain consortiums.</p><h2 class="jobSectionHeader"><b>
The role</b></h2><p>
Kaleido is seeking a<b> Senior Product Designer</b> with a passion for enterprise software. The successful candidate can own the end-to-end design of new developer experiences, diving deep to understand the needs of the user, and creating innovative solutions to hard problems. Day to day, you will rapidly iterate on designs at a range of fidelities, working alongside engineers, product managers, and other designers to deliver industry-leading, exemplary, user experiences.</p><h2 class="jobSectionHeader"><b>
Key responsibilities</b></h2><ul><li>
Lead a continuously collaborative design process from conception to launch: partner with small, global teams of engineers, product managers, and researchers to identify user needs, define product strategy, and deliver delightful user experiences.</li><li>
Rapidly develop storyboards, prototypes, and high-fidelity visual design to effectively communicate design concepts, interaction, and user experiences.</li><li>
Actively give and solicit feedback from users, other designers, engineers, and C-suite executives in order to continually raise the bar for quality.</li><li>
Evangelize design and product thinking methodology.</li><li>
Tackle complex problems with a fearless, analytical approach, documenting and sharing insights along the way.</li><li>
Feel pride and ownership in the success of your product portfolio and in delivering an exceptional user experience.</li></ul><h2 class="jobSectionHeader"><b>
Your experience</b></h2><ul><li>
Bachelor&rsquo;s or Master&rsquo;s degree in Product Design, Industrial Design, Graphic Design, or a related field.</li><li>
5+ years of experience working as a product designer on agile teams.</li><li>
You have solved complex problems with elegant, shipped products - evidenced in a portfolio featuring end-to-end product design.</li><li>
You demonstrate product vision and use data and experimentation to provide product direction.</li><li>
While you may not have a branding or marketing background, you understand customer experience and the relationship between brand and product design.</li><li>
You&rsquo;re excellent at articulating design decisions, presenting to clients or stakeholders.</li><li>
You&rsquo;re effective at prototyping at varying levels of fidelity as a primary canvas for communicating ideas both internally and externally; you continuously collaborate with colleagues and external users to design products that customers love.</li><li>
You&rsquo;ve built or worked with design systems.</li><li>
Blockchain experience is a plus, but not required (we will train you!)</li></ul><h2 class="jobSectionHeader"><b>
What we value</b></h2><ul><li>
Designers who are passionate about creating products that users will love.</li><li>
A collaborative team player with excellent communication skills, adept at building strong relationships with peers and stakeholders.</li><li>
Being comfortable working in a fast paced, dynamic environment.</li><li>
You will be part of a small team that is focused on getting things done. Being able to take initiative is key to success.</li></ul><h2 class="jobSectionHeader"><b>
Diversity and Inclusion</b></h2><p>
Kaleido is committed to fostering an inclusive workplace that celebrates diversity in all its forms. We value and respect individuals from varied backgrounds, cultures, and experiences and strive to create an environment where everyone feels welcome and supported. Kaleido is an equal-opportunity employer. We encourage qualified individuals of all backgrounds to apply.</p></div>

Senior Product Designer

QuickNode

<div><p>Quicknode is a cloud-based infrastructure company that powers the blockchain ecosystem.</p><p>
Our mission is to be the indispensable utility that empowers companies and innovators globally to build next-generation, Web3 enabled businesses &amp; applications using blockchain technology. Quicknode is backed by some of the world's best investors including Tiger Global, Y Combinator, SoftBank, and the Seven Seven Six Fund. The Quicknode team has over 120 people maintaining high performance global data infrastructure for amazing customers serving billions of requests daily.</p><p>
We are a global remote company with an HQ in Miami, Florida.</p><p><b>
Video Content Creation (X &amp; YouTube)</b></p><ul><li><p>
Produce 2-3 short-form videos per week (60-90 sec) for X showcasing Quicknode products, features, and developer workflows</p></li><li><p>
Produce 2 long-form videos per month (5-15 min) for YouTube: tutorials, walkthroughs, product deep-dives, or &quot;build with me&quot; style content</p></li><li><p>
Develop and maintain a content calendar for all planned video output, coordinated with the broader DevRel team's publishing schedule</p></li><li><p>
Handle end-to-end production: scripting, screen recording, editing, captioning, and publishing</p></li><li><p>
Track video performance metrics (views, engagement, click-throughs) and share a brief weekly summary with the team</p></li></ul><p></p><p><b>
Community Engagement</b></p><ul><li><p>
Maintain a daily active presence on Discord, X, and other relevant platforms (e.g., Farcaster, Telegram, developer forums)</p></li><li><p>
Respond to developer questions, surface common pain points, and escalate bugs or urgent issues to the appropriate internal team</p></li><li><p>
Help organize community events such as Twitter/X Spaces, Discord AMAs, or livestreams</p></li><li><p>
Identify and build relationships with active community members, contributors, and ecosystem developers</p></li><li><p>
Create and share bite-sized tips, threads, and memes that keep the community engaged between major content drops</p></li></ul><p></p><p><b>
Open-Source Demo Applications</b></p><ul><li><p>
Build and publish 6 fully functional demo apps over the internship that integrate Quicknode products/services (e.g., using Quicknode RPC, Streams, SQL Explorer)</p></li><li><p>
Write clear README documentation for each repo covering setup, architecture, and how the Quicknode integration works</p></li><li><p>
Ensure all demos follow best practices for code quality, are well-commented, and are accessible to developers of varying skill levels</p></li><li><p>
Publish companion blog posts or video walkthroughs for each demo to maximize reach and educational value</p></li></ul><p></p><p><b>
Developer Feedback &amp; Product Insights</b></p><ul><li><p>
Systematically collect and categorize developer feedback from Discord, X, GitHub issues, support tickets, and community conversations</p></li><li><p>
Compile a bi-weekly feedback digest summarizing top themes, recurring pain points, feature requests, and sentiment trends</p></li><li><p>
Present findings to the product team with clear, actionable recommendations prioritized by frequency and impact</p></li><li><p>
Flag time-sensitive issues (e.g., breaking changes, widespread confusion, competitor moves) to the team in real time</p></li></ul><p></p><p><b>
General Expectations</b></p><ul><li><p>
Attend weekly DevRel team syncs and any relevant cross-functional meetings</p></li><li><p>
Maintain a running log of all deliverables, metrics, and learnings in a shared workspace (Notion, Google Docs, etc.)</p></li><li><p>
Proactively pitch new content ideas, community initiatives, or process improvements</p></li><li><p>
Deliver a final internship wrap-up in the last week: a summary of work completed, key metrics, lessons learned, and recommendations for the team going forward</p></li></ul><p>
The Quicknode compensation philosophy includes pillars to ensure fair and unbiased compensation for all employees. To design and deliver total reward offerings that are employee-centric. To offer a competitive benefit package in all locations where we operate. To prioritize attracting and retaining the best talent globally. To maintain a high-performing and flexible way of working.</p><p>
During the hiring process, we are committed to discussing compensation openly and honestly. We encourage candidates to share their salary expectations and requirements early, allowing for an individualized discussion. We know that our total rewards practices impact the lives and wellbeing of our employees. Therefore, we will never stop learning about the market, our business, your needs, and how best to achieve our goals through thoughtful and data-driven practices. If you have any questions or require further information about the compensation for this position, please don't hesitate to reach out to your Recruiter.</p><p>
We at Quicknode are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.</p></div>

Ecosystem Intern

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