blockchain developer

Maverick Enterprises

. Executive SummaryViral Vind Technologies is seeking an elite Senior Blockchain Protocol Engineer to lead the development of Phantom Proto. This is a high-stakes, onsite role in Karachi for an engineer who excels in low-level systems programming and cryptographic implementation. You will be responsible for building the privacy-preserving infrastructure that allows our autonomous AI systems to operate with absolute data integrity.2. Core Responsibilities<ul><li>Protocol Engineering: Architect and optimize a high-performance blockchain protocol from the ground up using Rust.</li><li>Cryptographic Implementation: Integrate Fully Homomorphic Encryption (FHE) and Zero-Knowledge Proofs (ZKP) into the core execution layer to ensure &quot;Stealth-by-Default&quot; transactions.</li><li>Security &amp; Auditing: Write adversarial-grade code. You are responsible for the protocol's resistance against Sybil attacks, front-running, and cryptographic exploits.</li><li>Infrastructure Design: Manage the consensus mechanism and data availability layers, ensuring sub-second finality and high throughput.</li><li>Onsite Collaboration: Work directly with the CEO and AI engineering teams to bridge the gap between autonomous agentic workflows and on-chain execution.</li></ul>3. Required Technical Qualifications<ul><li>Rust Mastery: Minimum 3+ years of professional experience in Rust (or 5+ years in C++) with a focus on memory safety, concurrency, and performance tuning.</li><li>Cryptography: Deep understanding of cryptographic primitives, including Elliptic Curve Cryptography (ECC), AES, and SHA-3.</li><li>Advanced Tech: Proven ability to implement or optimize ZKP (zk-SNARKs/STARKs) or Multi-Party Computation (MPC).</li><li>Systems Design: Experience with distributed systems, p2p networking (libp2p), and consensus algorithms (BFT/PoS).</li><li>Environment: Comfortable working in a Linux-heavy, high-security onsite &quot;War Room&quot; environment.</li></ul>4. Professional Attributes<ul><li>Zero-Guidance Operator: You don't need a manager to tell you how to solve a bottleneck. You find the solution and implement it.</li><li>High-Pressure Reliability: Ability to maintain code quality and mental clarity during critical deployment phases.</li><li>Intellectual Dominance: A track record of solving complex mathematical or engineering problems that others deemed &quot;too difficult.&quot;</li></ul>5. Compensation &amp; Benefits<ul><li>Salary: Market-leading PKR salary (benchmarked against global remote standards).</li><li>Equity: Founding-member token allocation in the Phantom Proto ecosystem.</li><li>Growth: Work on the most advanced FHE project in the region.</li></ul>Job Type: Full-timeWork Location: In person

Lead Blockchain Developer Role

Craftner INC

<div><div><h6 class="jobSectionHeader">Charlotte, NC | Contract To Hire</h6>
<h4 class="jobSectionHeader">Preferred Skills</h4>
Blockchain 
 
 
 
 
<h4 class="jobSectionHeader">Job Description</h4>
Duties and Responsibilities:<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>
Requirements:<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>
Desired Skills:<ul>
<li>
Blockchain developer certification</li>
<li>Prior blockchain development and implementation experience</li></ul> 
 
 
<h5 class="jobSectionHeader">For immediate consideration, please forward your Word resume to sheetal@craftner.com</h5></div></div>

Blockchain Software Engineer

Sei Labs

<div>
 
 About Sei Labs
 
 
 
 Sei Labs builds open sourced technology for the high-performance Sei Blockchain, the first parallelized EVM Layer 1 blockchain designed to scale with the industry. The unique optimizations built into Sei enable Web3 applications to reach Web2 level scale and performance, driving the mass adoption of digital assets.
 
 
 Our teams are comprised of former Google, Goldman Sachs, Robinhood, Nvidia, and Databricks veterans dedicated to onboarding the next billion users onto a vibrant ecosystem of applications.
 
 
 Sei Labs has raised over $30M from top investors including Jump Crypto, Multicoin Capital, Coinbase Ventures, Distributed Global, Hudson River Trading, and Flow Traders.
 
 
 Check out our website and docs for more details.
 
 
 
 Incubations Engineering at Sei
 
 
 
 Sei Labs is looking for a Fullstack Engineer to help shape the future of Web3 by empowering innovative, high-impact applications across the Sei Blockchain. You'll work with a team at the forefront of blockchain technology, collaborating closely with our ecosystem partners to develop cutting-edge dApps spanning diverse Web3 domains (from DEX&rsquo;s and games, to DePin, AI and beyond). If you're passionate about constant learning, rapid development, and making a tangible impact in a fast-paced, community-first environment, this is a unique opportunity to push the boundaries of what's possible in decentralized technology.
 
 
 
 Requirements
 
 
 
 <ul>
 <li>
 3+ years of experience with full-stack development, with a focus on backend and API's
 </li>
 <li>
 1+ years working in Web3 with production grade Solidity contracts
 </li>
 <li>
 Proficiency with one of Go / Typescript
 </li>
 <li>
 Experience with database management using SQL, NoSQL, or similar technologies
 </li>
 <li>
 Experience with cloud technologies such as AWS, Terraform
 
 
 </li>
 </ul>
</div>

Fullstack Software Engineer - Incubations

Morgan Stanley

<div>Blockchain Engineer - Director- Software Engineering
Profile Description
We&rsquo;re seeking someone to join our WM Technology team as a Blockchain Engineer, in Middle Office Platforms to join our blockchain engineering projects focused on building scalable, secure, and regulatory-compliant solutions for digital assets, tokenization, and decentralized finance (DeFi). This role combines deep technical expertise in blockchain systems with strong leadership to deliver enterprise-grade products for global markets
In the Technology division, we leverage innovation to build the connections and capabilities that power our Firm, enabling our clients and colleagues to redefine markets and shape the future of our communities.
This is Director position that develops and maintains software solutions that support business needs.
Since 1935, Morgan Stanley is known as a global leader in financial services, always evolving and innovating to better serve our clients and our communities in more than 40 countries around the world.
What you&rsquo;ll do in the role:
<ul><li>Lead and mentor a cross-functional team of blockchain engineers, smart contract developers, and backend/frontend developers.
</li><li>Define the engineering roadmap for blockchain infrastructure, tokenization platforms, and digital asset services.
</li><li>Participate in design, architecture, and implementation of blockchain-based solutions, ensuring security, scalability, and compliance with applicable regulations.
</li><li>Collaborate with product, compliance, and operations teams to define technical requirements.
</li><li>Evaluate and integrate blockchain protocols (Ethereum, Polygon, Hyperledger, Canton, etc.) based on product needs.
</li><li>Manage the release lifecycle, CI/CD pipelines, and production reliability.
</li><li>Implement and enforce best practices for code quality, testing, and security.
</li><li>Stay ahead of industry trends, emerging standards, and evolving regulatory frameworks in digital assets.
</li></ul>What you&rsquo;ll bring to the role:
<ul><li>At least 7+ years' relevant experience would generally be expected to find the skills required for this role with Bachelor's/Master's Degree in Computer Science, Information Systems or related field
</li><li>3+ years in blockchain and tokenization strongly preferred
</li><li>5+ years in an engineering role managing distributed teams.
</li><li>Experience with cloud infrastructure (AWS, GCP, Azure) and DevOps tools.
</li><li>Strong knowledge of blockchain architecture, consensus algorithms, smart contracts, and cryptographic primitives.
</li><li>Experience with Solidity, Rust, Go, or similar languages for blockchain development.
</li><li>Familiarity with custodial and non-custodial wallet infrastructure, key management, and secure signing.
</li><li>Understanding of token standards (ERC-20, ERC-721, ERC-1400, etc.) and on/off-chain settlement workflows.
</li><li>Proven track record of delivering enterprise-grade software systems at scale.
</li><li>Experience in regulated financial services or fintech.
</li><li>Knowledge of DvP (Delivery versus Payment) and tokenized securities workflows.
</li><li>Experience with Web3.
</li></ul>WHAT YOU CAN EXPECT FROM MORGAN STANLEY:
At Morgan Stanley, we raise, manage and allocate capital for our clients &ndash; helping them reach their goals. We do it in a way that&rsquo;s differentiated &ndash; and we&rsquo;ve done that for 90 years. Our values - putting clients first, doing the right thing, leading with exceptional ideas, committing to diversity and inclusion, and giving back - aren&rsquo;t just beliefs, they guide the decisions we make every day to do what's best for our clients, communities and more than 80,000 employees in 1,200 offices across 42 countries. At Morgan Stanley, you&rsquo;ll find an opportunity to work alongside the best and the brightest, in an environment where you are supported and empowered. Our teams are relentless collaborators and creative thinkers, fueled by their diverse backgrounds and experiences. We are proud to support our employees and their families at every point along their work-life journey, offering some of the most attractive and comprehensive employee benefits and perks in the industry. There&rsquo;s also ample opportunity to move about the business for those who show passion and grit in their work.
To learn more about our offices across the globe, please copy and paste https://www.morganstanley.com/about-us/global-offices into your browser.
Morgan Stanley is an equal opportunities employer. We work to provide a supportive and inclusive environment where all individuals can maximize their full potential. Our skilled and creative workforce is comprised of individuals drawn from a broad cross section of the global communities in which we operate and who reflect a variety of backgrounds, talents, perspectives, and experiences. Our strong commitment to a culture of inclusion is evident through our constant focus on recruiting, developing, and advancing individuals based on their skills and talents.</div>

Blockchain Engineer_Director_Software Engineering

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.
 
 
 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.
 
 
 
 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).
 
 
 
 We're looking for a
 
 Senior Blockchain Engineer
 
 with 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.
 
 
 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.
 
 
 
 Location: For this role, we prefer candidates who are either based in Dubai or working remotely within +/- 4 hours GST time.
 
 
 
 
 Responsibilities
 
 
 
 <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
 
 
 
 
 </li>
 </ul>
 
 Requirements
 
 
 
 <ul>
 <li>
 7+ years of software development experience, with at least 3+ 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
 </li>
 <li>
 Strong background in blockchain security and experience with smart contract audits
 
 
 
 
 </li>
 </ul>
 
 Skills
 
 
 
 <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
 
 
 
 
 </li>
 </ul>
 
 Why you'll love working with us
 
 
 
 
 <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
 </li>
 <li>
 Travel with us! We host an annual team retreat at a top international location
 
 
 
 
 </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>

Senior Software Engineer, (Blockchain)

Objective Partners

<div>
 Role: Full-Stack Software Engineer &ndash; Blockchain &amp; Data Infrastructure
 
 
 We&rsquo;re working with a cutting-edge tech firm that's seeking a nimble, high-impact engineer to join a small and elite team building systems that sit at the intersection of finance, blockchain, and data visualization. This is a rare chance to touch every layer of the stack&mdash;backend services, frontend applications, data pipelines, and internal tools&mdash;all while leveraging the latest in AI-driven development.
 
 
 
 Your Mission
 
 
 
 <ul>
 <li>
 Architect and implement systems that ingest and process large volumes of on-chain data
 </li>
 <li>
 Create intuitive dashboards and UI components used by a growing base of highly engaged users
 </li>
 <li>
 Design innovative database schemas to support tokenization of next-generation digital assets
 </li>
 <li>
 Build internal tooling and data pipelines leveraged by global institutional investors
 </li>
 <li>
 Work autonomously in a fast-moving, exploratory environment where speed and precision both matter
 
 
 </li>
 </ul>
 
 What You&rsquo;ll Need
 
 
 
 <ul>
 <li>
 At least 2 years of hands-on experience writing production-grade code
 </li>
 <li>
 Proficiency in a modern backend language such as Python, Go, or similar
 </li>
 <li>
 Solid front-end development skills using TypeScript and React
 </li>
 <li>
 Understanding of relational database design and best practices
 </li>
 <li>
 High attention to detail, a builder&rsquo;s mindset, and a bias for shipping
 </li>
 <li>
 Ability to navigate ambiguity and operate independently with limited oversight
 
 
 </li>
 </ul>
 
 The Interview Loop
 
 
 
 <ul>
 <li>
 Chat with the CTO and co-founder about your past projects and how you think through technical challenges
 </li>
 <li>
 Choose between a live technical session or a take-home assessment
 </li>
 <li>
 Spend a half-day onsite for deeper technical and team-fit interviews
 </li>
 <li>
 Final step includes reference checks and standard background verification
 </li>
 </ul>
</div>

Software Engineer

Tether Operations Limited

<div>Join Tether and Shape the Future of Digital Finance
At Tether, we&rsquo;re not just building products, we&rsquo;re pioneering a global financial revolution. Our cutting-edge solutions empower businesses&mdash;from exchanges and wallets to payment processors and ATMs&mdash;to seamlessly integrate reserve-backed tokens across blockchains. By harnessing the power of blockchain technology, Tether enables you to store, send, and receive digital tokens instantly, securely, and globally, all at a fraction of the cost. Transparency is the bedrock of everything we do, ensuring trust in every transaction.
Innovate with Tether
Tether Finance: Our innovative product suite features the world&rsquo;s most trusted stablecoin, USDT, relied upon by hundreds of millions worldwide, alongside pioneering digital asset tokenization services.
But that&rsquo;s just the beginning:
Tether Power: Driving sustainable growth, our energy solutions optimize excess power for Bitcoin mining using eco-friendly practices in state-of-the-art, geo-diverse facilities.
Tether Data: Fueling breakthroughs in AI and peer-to-peer technology, we reduce infrastructure costs and enhance global communications with cutting-edge solutions like KEET, our flagship app that redefines secure and private data sharing.
Tether Education: Democratizing access to top-tier digital learning, we empower individuals to thrive in the digital and gig economies, driving global growth and opportunity.
Tether Evolution: At the intersection of technology and human potential, we are pushing the boundaries of what is possible, crafting a future where innovation and human capabilities merge in powerful, unprecedented ways.
Why Join Us?
Our team is a global talent powerhouse, working remotely from every corner of the world. If you&rsquo;re passionate about making a mark in the fintech space, this is your opportunity to collaborate with some of the brightest minds, pushing boundaries and setting new standards. We&rsquo;ve grown fast, stayed lean, and secured our place as a leader in the industry.
If you have excellent English communication skills and are ready to contribute to the most innovative platform on the planet, Tether is the place for you.
Are you ready to be part of the future?
About the job
In this pivotal role, you will leverage your expertise to build robust, scalable, and secure backend solutions that contribute to Tether&rsquo;s mission of pioneering a decentralized future in digital finance. This is an opportunity to take on formidable challenges and make a significant impact on our cutting-edge, global platform.
Responsibilities<ul><li>
Innovative Solutions: Contribute to the creation of groundbreaking projects, utilizing agile methodologies and innovative technologies to create incredible platforms.</li><li>
Scalability: Ensure backend services remain effortlessly responsive and real-time, accommodating the platform's continual growth and evolving user base.</li><li>
Security: Uphold the highest security standards in all backend processes and services to safeguard our users' assets and data.</li></ul><ul><li>
Node/JavaScript Expertise: Very proficient in Node.js and JavaScript programming.</li><li>
Microservices Architecture: Familiarity with microservices architecture for scalable applications.</li><li>
Complex Platform Development: Experience in actively developing complex platforms.</li><li>
Peer-to-Peer Technologies: Understanding of Peer-to-Peer technologies.</li><li>
Database Interaction: Proficiency in interacting with databases such as MySQL and MongoDB.</li><li>
Quick Learner: Ability to quickly adapt and learn new technologies.</li><li>
Security Awareness: Strong understanding and experience implementing best security practices.</li></ul>
Important information for candidates 
Recruitment scams have become increasingly common. To protect yourself, please keep the following in mind when applying for roles:<ul><li>
Apply only through our official channels. We do not use third-party platforms or agencies for recruitment unless clearly stated. All open roles are listed on our official careers page: https://tether.recruitee.com/</li><li>
Verify the recruiter&rsquo;s identity. All our recruiters have verified LinkedIn profiles. If you&rsquo;re unsure, you can confirm their identity by checking their profile or contacting us through our website.</li><li>
Be cautious of unusual communication methods. We do not conduct interviews over WhatsApp, Telegram, or SMS. All communication is done through official company emails and platforms.</li><li>
Double-check email addresses. All communication from us will come from emails ending in @tether.to or @tether.io</li><li>
We will never request payment or financial details. If someone asks for personal financial information or payment at any point during the hiring process, it is a scam. Please report it immediately.</li></ul>
When in doubt, feel free to reach out through our official website.</div>

Backend Engineer - Wallets (100% Remote)

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