IT Engineer

About Us Nu is one of the largest digital financial platforms in the world, with more than 127 million customers across Brazil, Mexico, and Colombia. Guided by our mission to fight complexity and empower people, we are redefining financial services in Latin America and this is still just the beginning of the purple future we're building. Listed on the New York Stock Exchange (NYSE: NU), we combine proprietary technology, data intelligence, and an efficient operating model to deliver financial products that are simple, accessible, and human. Our impact has been recognized by global rankings such as Time 100 Companies, Fast Company’s Most Innovative Companies, and Forbes World’s Best Bank. Visit our institutional page https://international.nubank.com.br/careers/ About the role At Nubank, hiring and moving talent across borders is a core part of how we grow. The Talent Acquisition and Global Mobility (GloMo) teams operate at high speed and scale — and the systems and workflows that support them need to match that pace. As a Senior IT Engineer embedded in this space, you will be responsible for designing and building the automation infrastructure that makes these teams faster, smarter, and more efficient. This is a high-impact, AI-first engineering role. You will identify manual and inefficient processes, translate them into scalable automation solutions, and progressively integrate them with Nubank's core engineering stack. Your work will directly reduce operational friction for recruiters, mobility partners, and the people they support across multiple countries. You'll be responsible for Process Analysis Optimization: Partnering closely with business stakeholders to map, analyze, and prioritize automation opportunities across TA and GloMo workflows — with a focus on efficiency, accuracy, and cost reduction. Automation Development Implementation: Designing and building robust, scalable automation solutions using platforms such as n8n, Zapier, UiPath, and others — including complex workflows and cross-system integrations. AI-First Engineering: Applying an AI-first mindset to every workflow you build, leveraging tools like Claude Code, Claude API, and Glean to develop intelligent, agentic solutions that replace or augment manual processes. Systems Integration: Designing and maintaining seamless data flows between Talent Acquisition and GloMo systems, ensuring data integrity and security across all automation workflows. Custom Systems Development: Contributing to internal tools and systems that support TA and GloMo operations, with a progressive ramp-up into Nubank's core engineering stack (Clojure, Datomic, AWS). Collaboration: Working closely with a fellow engineer, business stakeholders, recruiters, and GloMo partners to deliver automation solutions aligned with real operational needs. Documentation Knowledge Management: Maintaining clear and comprehensive documentation — including flow diagrams, technical manuals, and user guides — to ensure maintainability and knowledge transfer. Innovation: Staying current with emerging automation and AI trends, proactively evaluating new tools and methodologies that could enhance or power new workflows. We are looking for a person who has At least 4 years of experience in software development with a focus on automation and systems integration. Hands-on experience with workflow automation platforms such as n8n, Zapier, or similar tools. Experience with cloud data infrastructure, especially BigQuery, for queries, data extraction, and integration with automation workflows. Proven experience building with AI/LLM APIs — including prompt engineering, agentic workflows, and tools such as Claude, Gemini, or GPT. Solid experience with RESTful API integrations and automation involving web services. Strong knowledge of development best practices: code versioning, testing, and design patterns applied to automation contexts. Ability to analyze, document, and optimize proces ... (truncated, view full listing at source)