Senior Software Architect (100% Remote - Worldwide)

Hadron enables financial institutions, asset managers, exchanges, governments, and enterprises to issue, manage, and operate regulated digital assets across multiple blockchain networks while integrating compliance, permissions, and operational workflows. We're looking for a Senior Software Engineer to help build the core infrastructure behind Hadron. You will work on tokenization engines, blockchain integrations, permissions frameworks, issuance workflows, compliance tooling, and enterprise APIs used by institutional clients worldwide. This is a hands-on engineering role for someone who enjoys solving complex distributed systems challenges at the intersection of blockchain, financial infrastructure, and enterprise software.

Responsibilities

Tokenization Platform Development

• Design, build, and maintain the backend services powering Hadron's tokenization platform
• Develop APIs supporting asset issuance, lifecycle management, corporate actions, and token operations
• Build scalable infrastructure for institutional-grade tokenization workflows
• Contribute to the evolution of Hadron's architecture and core platform capabilities

Blockchain Infrastructure

• Build integrations with Ethereum, EVM-compatible chains, and other supported blockchain networks
• Develop services handling token minting, burning, transfers, permissions, and administrative operations
• Improve blockchain transaction orchestration, signing workflows, and operational reliability
• Contribute to smart contract integrations and blockchain infrastructure

Enterprise Infrastructure

• Build systems supporting role-based permissions, multi-signature approvals, auditability, and operational controls
• Develop integrations with custody providers, identity providers, and compliance services
• Improve scalability, observability, monitoring, and platform reliability
• Support deployment automation and operational tooling

Cross-Functional Collaboration

• Work closely with Product, Engineering, Compliance, and Solutions teams
• Translate institutional client requirements into scalable platform capabilities
• Participate in architecture reviews and technical planning
• Contribute to documentation and engineering best practices, Recruitment scams have become increasingly common. To protect yourself, please keep the following in mind when applying for roles:
• 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/
• Verify the recruiter's identity. All our recruiters have verified LinkedIn profiles. If you're unsure, you can confirm their identity by checking their profile or contacting us through our website.
• 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.
• Double-check email addresses. All communication from us will come from emails ending in @tether.to or @tether.io
• 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.

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?, * 5+ years of backend software engineering experience

• Strong expertise in Node.js (primary technology stack)
• Experience designing scalable APIs and distributed backend systems
• Strong understanding of cloud-native architectures, microservices, and asynchronous systems
• Experience with relational and NoSQL databases
• Strong debugging, performance optimization, and problem-solving skills
• Excellent English communication skills

Blockchain & Digital Assets

• Experience building blockchain-based applications or infrastructure
• Strong understanding of Ethereum and EVM ecosystems
• Experience interacting with smart contracts and blockchain transaction workflows
• Understanding of wallet architecture, signing flows, and digital asset infrastructure
• Familiarity with token standards such as ERC-20, ERC-721, ERC-1155 or security token standards

Nice to Have

• Experience with tokenization platforms or issuance infrastructure
• Familiarity with token standards such as ERC-1400, transfer restrictions, permissions models, and whitelist frameworks
• Experience with institutional digital assets, custody providers, or regulated financial infrastructure
• Experience integrating KYC/AML providers and compliance workflows
• Familiarity with capital markets, securities, funds, stablecoins, or real-world asset tokenization
• Experience working in remote-first engineering organizations

At Tether, we're not just building products, we're pioneering a global financial revolution. Our cutting-edge solutions empower businesses-from exchanges and wallets to payment processors and ATMs-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's most trusted stablecoin, USDT, relied upon by hundreds of millions worldwide, alongside pioneering digital asset tokenization services. But that'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'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've grown fast, stayed lean, and secured our place as a leader in the industry., At Tether, we're building Hadron, the enterprise tokenization platform powering the next generation of tokenized assets, stablecoins, securities, funds, commodities, and real-world assets (RWAs).