Staff Backend Software Engineer

Staff Backend Software EngineerDynamic started with a simple vision: every app and website will have a wallet. Three years in, that vision is no longer just an idea. It’s happening now. Wallets are no longer just for crypto apps. They’re becoming the backbone of fintech, payroll, and global remittances. They power faster, cheaper, and more accessible transactions. The best crypto apps, like Ondo Finance, Story, and Magic Eden already run on Dynamic. Now, the world’s top fintech and HR platforms are integrating wallets and payments through Dynamic, tapping into crypto rails. We are at a pivotal moment as we scale from supporting leading crypto apps to becoming the wallet infrastructure of the internet.Why join Dynamic now?Own the next wave of apps and fintechs: Your work will directly impact how the world’s biggest fintech players adopt wallets and stablecoin payments.Join at the perfect moment: We’re scaling fast, but still early enough that your contributions will define our trajectory.Build the foundation of modern money:Backed by a16z crypto, Founders Fund, and other top investors, we’re making money more connected across chains and ecosystems.Our product:Check out a productdemo hereWhat we are looking for:As a Staff Backend Software Engineer at Dynamic, you’ll take on a critical leadership role in building scalable, secure infrastructure that powers wallet-based applications across Web3 and fintech. You’ll help define our backend architecture, ensure best-in-class performance, and guide technical direction while remaining hands-on with implementation.This role is perfect for a backend engineering expert who thrives on ownership and loves solving complex infrastructure challenges at scale. You’ll work with technologies like Node.js,Express.js, and TypeScript, and collaborate across engineering, product, and security teams to ship reliable, production-ready systems.You will be a fantastic fit for this role if:You have 7 to 10+ years of backend engineering experience, with a proven track record of designing and scaling large-scale systemsYou’re highly proficient in Node.js, Express.js, and TypeScriptYou’ve led architecture decisions for production-grade APIs, especially for identity, authentication, or payment systemsYou’re deeply familiar with authentication protocols (OAuth, JWT, etc.), encryption, key management, and access controlYou’ve built systems that prioritize security, scalability, and maintainabilityYou’ve mentored other engineers, led cross-functional projects, and helped establish engineering best practicesYou care about clean code, rigorous testing, and robust documentationNice to Haves:2 to 3 years of experience building in the Web3 space for a notable Web3 companyYou’re excited about Web3 and fintech, and want to work on infrastructure used by millions of users‍You are located close to NYC, SF, Chicago, or Floripa (Brazil)You will:Lead the design and implementation of scalable backend systems and APIs for wallet and identity infrastructureArchitect and enforce secure systems that meet best practices in cryptography, key management, and access controlCollaborate with product, design, and frontend teams to deliver seamless, secure user experiencesIdentify performance bottlenecks and implement improvements to infrastructure and codebasesInfluence long-term technical strategy and roadmap for backend servicesProvide mentorship and code reviews to help raise the bar across the engineering teamOriginally posted on Himalayas

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