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Nubank

Senior Systems Engineer – Traffic Management

Nubank

. Deliver end-to-end milestones on the traffic platform from problem definition through rollout and follow-up .

Posted 10/7/2026full-timeUnited StatesSenior💰 $149,790 - $187,200 per yearWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates extensive experience in infrastructure and platform engineering, with a strong focus on designing and managing high-performance distributed systems in the cloud. Proficient in utilizing AI tools for automation and problem-solving while ensuring reliability and security in traffic management.

Highest-signal resume keywords
Infrastructure Platform EngineeringDistributed Systems ManagementKubernetes-Based InfrastructureAWS Networking and ComputeAI Tools and Automation

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills
Traffic ManagementLoad BalancersReverse ProxiesTLS/mTLSKubernetesIstioLinkerdEnvoyPulumiTerraform
Soft Skills
CollaborationKnowledge SharingProblem Solving
Tools & Technologies
AI ToolsMetricsLogsTracesTechnical Documentation
Industry Keywords
Cloud InfrastructureHigh-Performance SystemsSynchronous Distributed SystemsPlatform CapabilitiesInternal Tooling

Tech Stack

Tools & technologies
AWSCloudDistributed SystemsDNSKubernetesTerraform

About the role

Key responsibilities & impact
  • Deliver end-to-end milestones on the traffic platform from problem definition through rollout and follow-up
  • Own complex and ambiguous traffic-management problems and propose pragmatic solutions balancing reliability, performance, security and effort
  • Design for failure, implement testing and observability, respond to incidents and drive preventative follow-ups
  • Collaborate with engineers, product and partner teams to define needs, priorities, technical plans and milestones
  • Use AI tools and agents to investigate issues, write and review code, explore solutions and automate repetitive work
  • Create and maintain technical documentation and runbooks for the traffic platform
  • Share knowledge through reviews, sessions and function-level initiatives
  • Support other engineers through code reviews, design discussions, pairing and daily collaboration
  • Participate in support and on-call routines and use incidents, tickets and metrics to drive platform improvements

Requirements

What you’ll need
  • 7 or more years of experience working in infrastructure, platform engineering, or distributed systems roles
  • Operated large-scale, high-performance synchronous distributed systems in the cloud
  • Experience working directly with load balancers, reverse proxies, TLS/mTLS and routing
  • Experience using metrics, logs and traces to debug issues, optimize performance and improve reliability
  • Hands-on experience with Kubernetes-based infrastructure, including manifests, routing and deployment strategies, and DNS configuration
  • Daily use of AI tools and agents in engineering workflows, with validation of outputs and attention to quality and safety
  • Led end-to-end infrastructure platform projects from design to production go-live
  • Experience with Istio, Linkerd, Envoy-based solutions, or Finagle
  • 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
  • Experience building platform capabilities, shared libraries, abstractions, SDKs or internal tooling

Benefits

Comp & perks
  • 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
  • 401K
  • Saving Plans - Health Saving Account and Flexible Spending Account
  • Work-from-home Allowance
  • Relocation Assistance Package, if applicable.