Senior Software Architect (100% Remote - Worldwide)

Join Tether and Shape the Future of Digital Finance 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. 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 At Tether, we're building the infrastructure powering the next generation of financial products, tokenized assets, and digital currencies at global scale. Our technology enables businesses, institutions, and platforms worldwide to interact with blockchain-based financial systems securely, efficiently, and reliably. We are looking for a highly skilled Senior Software Engineer to help design, build, and scale backend systems supporting mission-critical financial and tokenization infrastructure. You will work on distributed systems, APIs, blockchain integrations, tokenization workflows, permissions frameworks, operational tooling, and enterprise-grade backend infrastructure used by millions of users globally. This is a hands-on engineering role for someone who enjoys solving complex technical challenges, building scalable systems, and working in a fast-paced environment alongside high-performing global teams. Responsibilities Backend Development Design, build, and maintain scalable backend services and APIs in Node.js Develop reliable infrastructure components supporting high-availability systems Improve system scalability, performance, and operational resilience Contribute to architecture discussions and technical decision-making Blockchain Infrastructure Work on integrations with blockchain networks and digital asset infrastructure Support systems related to token operations, permissions, transaction workflows, and operational controls Contribute to internal tooling and platform reliability improvements Help maintain secure and scalable infrastructure standards Platform Scalability & Reliability Improve observability, monitoring, and operational tooling Support deployment workflows and infrastructure automation Collaborate on performance optimization and system reliability initiatives Contribute to technical documentation and engineering best practices Cross-Functional Collaboration Work closely with Product, Engineering, and other internal teams Support technical discussions and implementation planning Help translate business and product requirements into scalable technical solutions Core Skills 5+ years of experience in backend software engineering Strong hands-on Node.js expertise - this is the primary stack Experience building scalable backend systems and APIs Strong understanding of distributed systems and cloud infrastructure Experience with databases, asynchronous systems, and microservices architectures Familiarity with blockchain infrastructure and digital asset ecosystems Strong debugging and problem-solving skills Experience working in fast-paced engineering environments Experience with financial infrastructure or fintech platforms Familiarity with Ethereum and EVM-compatible ecosystems Understanding of token standards and blockchain transaction workflows Experience with monitoring and observability tooling Excellent English communication skills - mandatory Nice to Have Familiarity with token standards such as ERC-1400, permissions frameworks, transfer restriction mechanisms, and multi-signature workflows Experience with tokenization platforms, custody providers, or institutional fintech infrastructure Familiarity with compliance tooling (KYC/AML integrations, whitelisting frameworks) Experience working in lean, remote-first engineering teams Important information for candidates 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. When in doubt, feel free to reach out through our official website.