Senior Traffic Platform Engineer (Kubernetes/AI)

Nubank; Miami (FL); Hybrid; USD 124,000 - 156,000; Full time

Benefits offered by this job

Equity

Medical Insurance

Dental and Vision Insurance

Life Insurance

Parental Leave

Learning platform

Language learning

Mental health program

401K

Health Savings & FSAs

Work-from-home allowance

Relocation assistance

Job summary

Nubank in Miami is seeking a senior engineer to own and evolve the traffic management platform across services and regions. You will drive reliability, performance, and security while enabling product teams to ship quickly.

You will work in a hybrid model, collaborating with cross-functional teams and leveraging AI-first approaches to investigate issues, write and review code, and automate repetitive tasks. The role emphasizes observability, incident response, and scalable platform design.

Qualifications

• Operated large-scale, high-performance synchronous distributed systems in the cloud.
• Hands-on with Kubernetes-based infrastructure and IaC tooling.
• Uses AI as part of daily engineering workflow, validating outputs and ensuring safety.

Responsibilities

• Deliver end-to-end milestones on the traffic platform, breaking complex problems into clear tasks.
• Take ownership of complex problems, analyze options and propose pragmatic solutions balancing reliability and security.
• Ensure stability and quality of what you ship with tests and observability; respond to incidents and prevent recurrences.
• Collaborate with engineers, product and partner teams to translate needs into technical plans and milestones.
• Use AI and agents to investigate issues, write and review code, and automate repetitive work.
• Create and maintain clear technical documentation and runbooks for the traffic platform.
• Mentor other engineers through code reviews and design discussions.
• Participate in on-call routines and drive medium-term improvements.

Skills

Distributed systems

Kubernetes

AI in engineering

Infrastructure as Code

Service mesh

AWS networking

Pulumi/Terraform

Platform libraries

Leadership

Tools

Istio/Linkerd/Envoy

Job description

Nubank in Miami is seeking a senior engineer to own and evolve the traffic management platform across services and regions. You will drive reliability, performance, and security while enabling product teams to ship quickly.

You will work in a hybrid model, collaborating with cross-functional teams and leveraging AI-first approaches to investigate issues, write and review code, and automate repetitive tasks. The role emphasizes observability, incident response, and scalable platform design.