Senior Backend Engineer (Golang)

Senior Backend Engineer (Golang) - Detalhes da Vaga. ● Thanks to our flexible, distributed model of global operation and the high caliber of our experts, we have enjoyed triple digit growth over the past five years, creating amazing career opportunities for our people. ●If you want to accelerate your career working with like-minded subject matter experts, solving interesting problems and building the products of tomorrow, this opportunity is for you. ●We are seeking a Senior Backend Engineer with strong Go (Golang) expertise and hands-on experience building secure, high-throughput systems in crypto, blockchain, or financial domains. ●This role sits at the intersection of distributed systems, cryptography, and regulated financial infrastructure, contributing to mission-critical platforms that process high-value transactions at scale. ●The impact you''ll make:Design, implement, and maintain high-availability backend services using Go (Golang). ●Build and evolve crypto-native systems, including wallets, custody services, transaction pipelines, and blockchain integrations. ●Develop secure APIs and internal services that handle sensitive financial and cryptographic operations. ●Collaborate with product and architecture teams to translate requirements into scalable technical solutions. ●Optimize systems for performance, reliability, and fault tolerance in distributed environments. ●Participate in architecture reviews, code reviews, and production incident resolution. ●Ensure compliance with security, auditability, and regulatory requirements typical of financial and crypto platforms. ●Contribute to CI/CD pipelines and cloud-native deployment strategies. ●Act as a technical advisor within the engagement, supporting best practices and engineering excellenceTechnology Stack:Go (Golang)BlockchainWhat you''ll bring to us:5+ years of backend engineering experience, with a strong focus on Go. ●Prior exposure to crypto, fintech, payments, or financial infrastructure is highly preferred. ●Experience working in consulting, staff augmentation, or cross-team delivery models is a plus. ●Ability to operate autonomously while collaborating effectively with distributed teams. ●Strong communication skills in English, able to explain complex technical topics to mixed audiences. ●Pragmatic problem-solver with a delivery-oriented mindset. ●Comfortable working in fast-moving environments with evolving requirements. ●Ability to balance client needs, technical quality, and delivery timelines. ●Desirable experience with Hashing (SHA-256, Keccak), Digital signatures (ECDSA, EdDSA), Go crypto libraries, Blockchain. ●Required to be located in Sao Paulo or Rio de Janeiro. ●Some of the benefits youll enjoy working with us:The chance to work in innovative projects with leading brands, that use the latest technologies that fuel transformation. ●The opportunity to be part of an amazing, multicultural community of tech experts. ●A flexible and remote working environment. ●.

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