Senior Systems Engineer - Traffic Management Job at Nubank, Durham, NC

  • Nubank
  • Durham, NC

Job Description

Responsibilities

  • Deliver traffic-platform milestones from problem definition through rollout and post-release follow-up.
  • Own complex infrastructure problems and propose solutions balancing reliability, performance, security, and effort.
  • Design for failure, implement testing and observability, respond to incidents, and drive preventative follow-up work.
  • Collaborate with engineering, product, and partner teams to create technical plans and milestones.
  • Use and help adopt AI tools and agents for investigation, coding, solution exploration, and automation.
  • Create technical documentation and runbooks and share knowledge through reviews and technical sessions.
  • Support engineer growth through code reviews, design discussions, pairing, and collaboration.
  • Participate in support and on-call routines and use incidents, tickets, and metrics to improve the platform.

Requirements

  • Experience operating large-scale, high-performance synchronous distributed systems in the cloud.
  • Hands-on experience with load balancers, reverse proxies, TLS/mTLS, routing, and metrics, logs, and traces.
  • Experience with Kubernetes-based infrastructure, Infrastructure-as-Code, deployment strategies, and DNS configuration.
  • Experience using AI tools and agents in daily engineering workflows while validating outputs for quality and safety.
  • Experience leading infrastructure-platform projects from design through production launch and stabilization.
  • Experience with Istio, Linkerd, Envoy-based solutions, Finagle, or other service-mesh technologies.
  • Production experience with AWS networking and compute primitives including ALB/NLB, security groups, VPC, Route 53, and IAM.
  • Hands-on experience with Pulumi or Terraform for cloud and Kubernetes infrastructure.
  • Experience building platform capabilities, shared libraries, abstractions, SDKs, or internal tooling for other engineers.

Benefits

  • Opportunity to earn equity at Nu.
  • Medical, dental, vision, life, and AD&D insurance.
  • Extended maternity and paternity leave.
  • Access to Nucleo learning courses and the NuLanguage language-learning program.
  • NuCare mental health and wellness assistance.
  • 401(k), health savings account, and flexible spending account plans.
  • Work-from-home allowance.
  • Relocation assistance if applicable.
  • Hybrid work model requiring attendance in the office at least two to three times per week.
  • Locations include Durham, Miami, Palo Alto, and Washington, DC.

Job Tags

Full time, Work at office, Work from home, Relocation package, Flexible hours

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