Nu is the leading digital bank in Latin America, serving 135 million customers across Brazil, Mexico, and Colombia. The company has been leading an industry transformation by leveraging data and proprietary technology to develop innovative products and services.
Guided by its mission to fight complexity and empower people, Nu caters to customers’ complete financial journey, promoting financial access and advancement with responsible lending and transparency. The company is powered by an efficient and scalable business model that combines low cost to serve with growing returns.
Nu’s impact has been recognized in multiple awards, including Time 100 Most Influential Companies, Fast Company’s Most Innovative Companies, and Forbes World’s Best Banks.
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Our Engineering team helps Nu create and scale the technology that powers the best financial products in Latin America. We strive for state-of-the-art software development practices, using a variety of technologies and architectures to build resilient, secure, and highly scalable systems.
As a Lead Software Engineer , you will serve as a technical authority across entire business domains, shaping company-wide engineering strategy and driving the architectural evolution of large-scale distributed systems that power our core platform for tens of millions of customers. While we value experience with our tech stack, we are confident that top-tier technical leaders who are eager to learn will thrive here — and we will support your mastery of Clojure as our main backend language.
Architectural Leadership: Defining long-term technical vision and architecture roadmaps across business area, balancing immediate business goals with long-term system sustainability.
Strategic Alignment: Partnering with Leaders to translate team business strategy into scalable engineering systems and technical bets.
Engineering Excellence: Setting and raising the technical bar for the entire engineering organization through systemic improvements, architectural reviews, and best-practice frameworks.
High-Impact Execution: Hands-on leadership in designing, prototyping, and executing on the most complex, high-risk, or foundational systems in the company.
Mentorship & Talent Growth: Mentoring engineers
Cross-Organizational Resilience: Establishing team practices for observability, failure domain isolation, disaster recovery, and incident resolution for critical systems
Extensive Experience: 8+ years of experience engineering complex digital products
Domain-Scale Expertise: Mastery of distributed systems design, microservices, cloud-native architectures, and failure-mode analysis in systems handling high concurrency and millions of active users.
Cross-Team Influence: Demonstrated history of steering large-scale technical initiatives, aligning competing priorities across multiple engineering teams.
Leadership & Sponsorship: Experience mentoring engineers
Business Acumen & Communication: Exceptional communication skills with the ability to articulate complex technical trade-offs, risk profiles, and architectural decisions
Language Proficiency: Advanced English skills (both written and spoken)
Location
Buenos Aires, Argentina
Argentina · Avenida del Libertador General San Martín 1000 – Vicente López
Hybrid
Our benefits are designed to support your wellbeing, development, and life outside of work. They include:
Even if you feel you don't meet every qualification, we encourage you to apply — your unique skills and experiences may be just what we're looking for, and we're excited to learn more about what you can bring to our team.
Hybrid 2–3 times/week: Our hybrid work model brings us to the office at least twice a week, on strategic days designed to maximize team connection and collaboration. For more details, visit https://building.nubank.com/nu-hybrid-work-model/.
Our recruitment process may involve the use of artificial intelligence–enabled tools, such as automated interview transcription and analysis, to support the evaluation process. Artificial intelligence is not used to make final hiring decisions; all decisions are made by human reviewers.
