Lead Systems Engineer

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About Nubank

Nubank was founded in 2013 to free people from a bureaucratic, slow, and inefficient financial system. Since then, through innovative technology and outstanding customer service, the company has been redefining people's relationships with money across Latin America. With operations in Brazil, Mexico, and Colombia, Nubank is today one of the largest digital banking platforms and technology-leading companies in the world.

Today, Nubank is a global company, with offices in São Paulo (Brazil), Mexico City (Mexico), Buenos Aires (Argentina), Bogotá (Colombia), Durham (United States), and Berlin (Germany). It was founded in 2013 in Sao Paulo, by Colombian David Vélez, and cofounded by Brazilian Cristina Junqueira and American Edward Wible. For more information, visit .

About The Team

As Nubank rapidly expands to support billions of customers across multiple countries, over 100 financial products, and 100+ business platforms, our infrastructure is key to overcoming significant scalability and operational challenges. Spanning over multiple AWS accounts, our current infrastructure includes approximately 200 Kafka clusters, 1500 brokers, more than 200k topics, and processes 300 TB of data daily.

We are searching for talented engineers passionate about building and managing robust, scalable systems. Our team tackles challenges such as operating and managing over 200 Kafka clusters efficiently and ensuring support and monitoring across over 1 million Kafka topics.

Your role

Your contributions in this role will directly address critical challenges, such as:

• Help operate and manage over 200 Kafka clusters efficiently.
• Support and monitor over 1 million Kafka topics.
• Handle over 1PB of data flowing through Kafka daily, ensuring minimal latency and high reliability.
• Optimize resource utilization and control costs in a smart, sustainable manner.
• Explore extending asynchronous communication patterns beyond Kafka to meet future needs.
• Maintain performance, reliability, and contain blast radius as the message volume grows exponentially.

What are we looking for?

• Experience in managing large-scale distributed systems or messaging platforms.
• Strong understanding of infrastructure management and optimization strategies.
• Experience with AWS infrastructure and related services is a plus.
• Ability to design and implement efficient monitoring solutions.
• Strong problem-solving skills and ability to work in a fast-paced environment.
• Experience with automation and configuration management tools.

Role Location

Remote.

Benefits

• Health, dental, and life insurance
• Meal allowance
• Transportation assistance
• 30 days of paid vacation
• Equity at Nubank
• Parking partnership - discounted parking in our office
• Free bike parking with showers available
• NuCare - Our mental health and wellness assistance program
• NuLanguage - Our language learning program
• Gympass partnership
• Extended maternity and paternity leaves
• Child care allowance
• 'Espaço Feijão'- Private nursing and breastfeeding spaces in our buildings
• Onsite Health Center - Medical support for every Nubanker in our office

Diversity & Inclusion

At Nubank, we want to be sure that we're building a more diverse and inclusive workplace that reflects the customers we serve and seek to empower. That's why we hire based on equality. We consider gender, ethnicity, race, religion, sexual orientation, and other identity markers as enriching elements to our company while ensuring neither of them represent a barrier when recruiting talented individuals.

• Mid-Senior level

• Full-time

• Information Technology

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