Desenvolvedor Full Stack jobs in Brazil

The world of digital assets is accelerating in speed, magnitude, and complexity, opening the door to new ways for leveraging the blockchain. Fireblocks’ platform and network provide the simplest and most secure way for companies to work with digital assets and it trusted by some of the largest financial institutions, banks, globally-recognized brands, and Web3 companies in the world, including BNY Mellon, BNP Paribas, ANZ Bank, Revolut, and thousands more.

The world of digital assets is accelerating into mainstream finance and reshaping how money moves, how assets are owned, and how new products are built. Fireblocks sits at the center of this transformation, offering institutional-grade security and infrastructure for organizations across the digital asset ecosystem. Fireblocks is relied on by the world’s leading financial institutions, banks, fintechs, and crypto companies, including BNY Mellon, Robinhood, Revolut, and thousands more.

As part of Fireblocks, Dynamic represents the next evolution of non-custodial wallet infrastructure. Dynamic is Fireblocks’ embedded wallet platform, purpose-built for developers who want to bring crypto and stablecoin experiences into modern applications without complexity. Together, Fireblocks and Dynamic are building the most complete, secure, and developer-friendly wallet infrastructure in the industry by combining institutional-grade security with consumer-grade experiences.

Dynamic was founded in 2021 with a simple vision: every app and website will have a wallet component. That vision is rapidly becoming reality. Wallets are no longer limited to crypto-native products, they are becoming foundational infrastructure for payroll, remittances, and global payments. Dynamic powers wallet-based experiences for leading crypto and fintech teams including Kraken, zerohash, Magic Eden, and more.

Dynamic builds and maintains developer-first SDKs that enable teams to seamlessly integrate embedded wallet functionality directly into their applications. These embedded wallets allow end users to create, manage, and use wallets without leaving the product experience, making wallets feel like a native part of modern fintech and crypto apps.

As part of Fireblocks, the Dynamic team continues to build and scale the infrastructure and developer tooling that has onboarded 50M+ wallets across crypto and fintech applications. In this context, Dynamic powers the application-layer wallet experience and developer tooling, complementing Fireblocks’ core custody, security, and transaction infrastructure. The team operates with a strong product mindset and deep focus on security, reliability, scalability, and exceptional developer experience. Engineers at Dynamic build secure-by-default systems and approach their work with a strong customer focus, balancing technical excellence with real-world user needs. You will be joining a passionate group that moves fast, works with the biggest names in payments and fintech, and is defining how the next generation of financial applications are built.

• Design and implement rich frontend experiences and scalable backend services that power Fireblocks’ wallet infrastructure through the Dynamic platform
• Own features across the stack: from technical design and architecture through implementation, testing, deployment, and ongoing optimization
• Build and maintain backend services and APIs supporting authentication, wallets, and payments infrastructure
• Develop user-facing features and frontend tooling for both end-user and developer-facing applications
• Collaborate closely with Product, Design, and other engineering teams to deliver robust, high-impact features
• Contribute to performance, reliability, and scalability improvements across the platform
• Help uphold engineering best practices through code reviews, testing, documentation, and knowledge sharing

• 3–5 years of experience building and shipping production-grade, full-stack web applications
• Strong experience with React and TypeScript on the frontend
• Experience building backend systems and APIs using Node.js (and frameworks such as Express)
• Comfort working across frontend and backend systems in complex, evolving codebases
• A strong appreciation for clean, maintainable code and system performance
• Experience collaborating cross-functionally with product and design partners
• Curiosity about fintech and Web3, and interest in building infrastructure used at global scale

• Experience with blockchain technologies (e.g., EVM chains, wallets, on-chain integrations)
• Solidity experience – writing, deploying, testing, or interacting with smart contracts in production environments
• Experience maintaining, testing, and securing smart contract systems post-deployment
• Experience with a variety of state management solutions in production React applications
• Experience with security products or other high-sensitivity domains

Fireblocks' mission is to enable every business to easily and securely access digital assets and cryptocurrencies. In order to do that, we strongly believe our workforce should be as diverse as our clients, and this is why we embrace diversity and inclusion in all its forms.

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