Nu is one of the largest digital financial services platforms in the world, 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.
https://www.youtube.com/watch?v=kwwzcXK2PUo

Nubank

Browse and apply for open jobs at Nubank.

full-stack-engineer

Nubank is a Brazilian digital banking and financial services company (operating as Nu Pagamentos S.A.) that offers consumer and business financial products through a mobile-first platform. Nubank provides no‑annual‑fee credit cards, digital checking/savings accounts, instant payments and transfers, personal loans, business accounts (Nu Empresas), savings subaccounts called Caixinhas, investment services (Nu Asset), and multilayer security and customer support. The company operates across multiple markets (references to Nu México, Nu Colômbia and Nu Global appear in its materials) and cites roughly 130 million customers in its messaging.

Nu is one of the largest digital financial services platforms in the world, 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.

https://www.youtube.com/watch?v=kwwzcXK2PUo

• Define the target architecture across mobile experiences, UI infrastructure and backend services
• Lead the design of reusable UI infrastructure, including components, elements and foundational capabilities
• Establish contracts and integration patterns between mobile clients and backend services
• Work cross-team to guide IC leads and engineers through architectural decisions, dependencies and trade-offs
• Design scalable and flexible systems across geographies, supporting local variations while preserving shared foundations
• Drive longer-term solutions instead of optimizing only for immediate delivery needs
• Stay hands-on with architecture, technical reviews, prototypes, coding and complex problem-solving
• Communicate clearly, motivate teams and influence partners across the organization without formal authority
• Ensure communication across leading teams for effective collaboration
• Serve as a bridge between business areas and business units

Staff Software Engineer – Collections

Staff Software Engineer shaping reusable mobile, UI and backend architecture for Nu’s collections products. Enabling scalable, multi-market digital financial services across Latin America.

• Contribute to the Computing product roadmap by identifying improvement opportunities within the team's scope, working closely with peers and Product Managers
• Identify and pursue opportunities to improve infrastructure performance, costs, and governance
• Act as a technical reference within the team
• Mentor junior engineers through code reviews, pair programming, and documentation
• Participate in technical forums and cross-functional discussions
• Document and communicate technical decisions to stakeholders
• Identify technical and product issues and propose design decisions to mitigate them
• Analyze problems, uncover root causes, and develop solutions for team-level challenges
• Understand the technical aspects, capabilities, and limitations of owned systems
• Contribute to discussions and incremental improvements of foundational infrastructure including Kubernetes, AWS, networking, and service communications

Senior Software Engineer – Computing Squad

Senior Software Engineer improving Nubank’s Kubernetes and AWS computing infrastructure. Shaping platform strategy, solving scalability challenges, and mentoring engineers in Toronto.

ai-engineer

• Create reusable systems that reduce the time and effort required to launch credit card products in new markets
• Translate regulatory requirements and market capabilities into destination architecture and configurable product behavior
• Diagnose engineering friction, establish productivity baselines, run experiments, measure impact and scale effective AI practices
• Develop context engineering foundations, domain skills and repository context so AI agents can support credit card configuration and international launches
• Establish human-in-the-loop controls, evaluation, monitoring and auditability for AI used in regulated financial workflows
• Lead technical architecture across multiple squads, including Collateral Lines, Cashback and adjacent credit card platforms
• Align Product, Engineering, Business, Legal, Compliance and platform teams around technical direction, dependencies and launch priorities
• Prototype, code and contribute directly when needed while adapting to changing priorities and market opportunities

Staff Software Engineer, AI – Credit Card Platform

Staff engineer building reusable AI and credit card launch platforms for Nubank, a Latin American digital bank. Guiding architecture and regulated-market expansion across multiple squads.

systems-engineer

• Lead complex, high-level performance investigations across a global JVM-based microservices architecture
• Identify and resolve systemic bottlenecks
• Drive initiatives to reduce infrastructure costs and latency by tuning JVM parameters, garbage collection, and memory management
• Build advanced observability and diagnostic tooling using eBPF, JFR, and Flamegraphs
• Optimize Linux kernel and JVM alignment, including thread scheduling and resource isolation in Kubernetes
• Design and deliver scalable infrastructure improvements that address long-term performance challenges
• Share JVM internals and performance expertise with the Engineering team and mentor others
• Diagnose concurrency issues, lock contention, and memory leaks, providing definitive fixes
• Collaborate with the Computing Squad to align orchestration strategies with system performance goals
• Deep dive into prioritized problems to identify root causes

Senior Staff Systems Engineer – Performance Engineer

Senior Staff Performance Engineer optimizing JVM performance, Linux systems, and Kubernetes infrastructure. Improving scalability, latency, and costs for Nu, a Latin American digital bank.

Nu is one of the largest digital financial services platforms in the world, 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. https://www.youtube.com/watch?v=kwwzcXK2PUo

Nubank

About the company

Open jobs

4 jobs found

Staff Software Engineer – Collections

Nubank

Senior Software Engineer – Computing Squad

Nubank

Staff Software Engineer, AI – Credit Card Platform

Nubank

Senior Staff Systems Engineer – Performance Engineer

Nubank