Nubank · 8 hours ago
Technical Lead Systems Engineer - Kafka
Miami, NM
Full-time
Hybrid
Lead/StaffNubank is one of the largest digital financial platforms in the world, and they are seeking a Tech Lead Systems Engineer to spearhead their Messaging Infrastructure team. This role involves leading engineering efforts for a high-throughput messaging environment built on Apache Kafka, ensuring reliability and scalability of the system while mentoring engineers and defining technical roadmaps.
BankingCredit CardsFinancial ServicesFinTech
Responsibilities
You will lead the team in defining and executing the technical roadmap for our Kafka infrastructure, translating complex scalability needs into actionable engineering milestones
Your main challenge will be ensuring high reliability and minimal latency for a system handling over 1PB of data daily across more than 200 Kafka clusters and 1,500 brokers
You will drive strategies to support and monitor over 1 million Kafka topics efficiently, automating where others manualize to ensure we scale without linear headcount growth
You will own the goal of optimizing resource utilization and controlling infrastructure costs across multiple AWS accounts, making sure our growth is smart and sustainable
You will lead the design of asynchronous communication patterns that go beyond Kafka, preparing our infrastructure for the next generation of financial products and high-volume business platforms
You will foster a high-performance culture by mentoring senior engineers, leading deep technical discussions, and conducting design reviews that contain "blast radius" and raise the technical bar
Qualification
Required
Experience in Technical Leadership: You have a proven track record of leading technical initiatives or engineering teams in high-growth environments, particularly within infrastructure or platform engineering
Deep Mastery of Apache Kafka: You don't just use Kafka; you understand its internals and have extensive experience operating it at a massive scale (multi-cluster, multi-region) in production
Systems Engineering Background: You have strong experience with distributed systems, cloud infrastructure (AWS), and performance tuning, knowing how to balance throughput, latency, and durability
A Data-Driven Approach to Cost & Performance: You have experience implementing cost-effective solutions for large-scale infrastructure, using metrics and observability to drive architectural decisions
Problem-Solving at Scale: You have designed and maintained mission-critical systems where reliability and containing the 'blast radius' were paramount to the business's success
Benefits
Opportunity of earning equity at Nu
Medical Insurance
Dental and Vision Insurance
Life Insurance and AD&D
Extended maternity and paternity leaves
Nucleo - Our learning platform of courses
NuLanguage - Our language learning program
NuCare - Our mental health and wellness assistance program
Extended maternity and paternity leaves
401K
Saving Plans - Health Saving Account and Flexible Spending Account
Work-from-home Allowance
Relocation Assistance Package, if applicable.
Company
Nubank
Nubank is a digital bank offering seamless financial services, including payments, credit cards, and personal loans.
Founded in 2013
5001-10000 employees
Funding
Current Stage
Public CompanyTotal Funding
$4.17BKey Investors
International Finance CorporationBerkshire HathawayTCV
2023-01-17Post Ipo Debt· $265.1M
2022-04-11Post Ipo Debt· $650M
2022-02-16Post Ipo Equity· $1B
Leadership Team
Livia Chanes
CEO Nubank Brazil
Cristina Junqueira
Co-Founder
Recent News
valorinternational
2026-02-02
2026-01-24
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