Nubank

Lead Systems Engineer (Kafka)

Nubank
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2 months ago
Toronto, CanadaStaff+
H1B Sponsor

Base Salary

$210k - $252k/yr

Responsibilities

  • Operate and improve large-scale Kafka-based messaging and platform infrastructure.
  • Improve the reliability, scalability, performance, observability, automation, and operational excellence of asynchronous communication platforms.
  • Design and implement high-throughput, low-latency, and fault-tolerant systems.
  • Troubleshoot production issues, support incident analysis, and drive root-cause remediation.
  • Optimize AWS infrastructure usage and promote reliability, performance, and cost efficiency.
  • Develop platform capabilities, standards, tooling, and best practices for safe growth in message volume, topics, and clusters.
  • Contribute to architectural decisions involving messaging, traffic patterns, service communication, and platform reliability.
  • Partner with engineers and teams across the organization to drive technical solutions.

Requirements

  • Strong software engineering fundamentals and production experience with distributed systems.
  • Solid experience with Kubernetes, networking, and AWS in large-scale or business-critical environments.
  • Experience operating infrastructure-heavy platforms with high reliability and availability requirements.
  • Ability to troubleshoot complex issues across application, infrastructure, and network layers.
  • Experience improving observability, automation, and operational tooling.
  • Understanding of scalability, resilience, performance, and failure-isolation patterns.
  • Ability to work autonomously on ambiguous technical problems and drive execution.
  • Strong collaboration skills across team boundaries.
  • Experience with Apache Kafka or other messaging and streaming technologies is preferred.
  • Experience with platform engineering, SRE, infrastructure-focused backend engineering, multi-account AWS environments, large-scale cloud operations, or high-throughput event-driven architectures is preferred.

Benefits

  • Base salary range of $210.000-$252.000, plus RSUs and benefits.
  • Health insurance, life insurance, and a pension plan.
  • Extended maternity and paternity leaves and vacation time.
  • Access to Nucleo learning courses and NuLanguage language learning programs.
  • NuCare mental health and wellness assistance program.
Nubank

About Nubank

5,001-10,000 employees

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

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