Oracle

Senior Software Engineer, Core Infrastructure

Oracle
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2 months ago
Nashville, TN, USASenior
H1B sponsor

Base Salary

$79k - $210k/yr

Responsibilities

  • Design and implement DNS data-plane components for authoritative and recursive request paths.
  • Build and operate high-performance distributed services and libraries using Go, C, Java, or Python.
  • Optimize CPU, memory, network I/O, event loops, concurrency, sockets, profiling, and benchmarking.
  • Own components end to end, including architecture, implementation, testing, rollout, observability, capacity planning, and operational health.
  • Develop metrics, logs, traces, SLOs, dashboards, alerts, and on-call playbooks.
  • Improve reliability through fault-tolerant design, graceful degradation, safe deployments, replication, failover, and proactive capacity planning.
  • Participate in incident response, troubleshooting, root-cause analyses, and production maintenance.
  • Collaborate with control-plane, security, SRE, and operations teams on DNS platform improvements.
  • Provide technical leadership through architecture reviews, code reviews, mentorship, and engineering-standard improvements.
  • Drive performance, reliability, security, and operational improvements for production systems.

Requirements

  • At least 5 years of experience building, managing, or operating large-scale distributed infrastructure in SaaS, cloud, or hybrid-cloud environments.
  • At least 3 years of hands-on Linux operating-system experience.
  • Strong experience building and operating production-grade distributed systems or network services.
  • Proficiency in one or more of Go, C, Java, or Python, with willingness to work across languages.
  • Understanding of Linux systems, networking fundamentals, TCP/UDP, sockets, concurrency, and performance profiling.
  • Experience designing highly available systems and conducting safe production rollouts using canaries, progressive deployments, and feature flags.
  • Strong ownership, technical judgment, and ability to resolve complex ambiguous problems.
  • Preferred experience with DNS, RFCs, DNS over UDP and TCP, EDNS(0), DNSSEC, caching, zone transfers, rate limiting, and load balancing.
  • Preferred experience with epoll/kqueue, asynchronous I/O, low-lock or lock-free data structures, and packet processing.
  • Preferred familiarity with DDoS mitigation, abuse prevention, and L4/L7 traffic engineering.
  • Preferred experience with containers, Kubernetes, service meshes, and network policies.
  • Preferred infrastructure-as-code experience, particularly with Terraform.
  • Preferred testing experience spanning unit, integration, fuzz, property-based, performance, and chaos testing.
  • Preferred experience operating mission-critical 24/7 services and using AI-assisted development tools.

Benefits

  • US hiring range is $79,200–$209,500 per year, with possible bonus and equity eligibility.
  • Benefits include medical, dental, vision, disability, life insurance, flexible spending accounts, commuter and parking benefits, 401(k) matching, paid time off, paid holidays, paid sick leave, paid parental leave, adoption assistance, employee stock purchase plan, financial planning, group legal, and voluntary insurance benefits.
  • The role is a full-time individual contributor position at Career Level IC3.
  • Certain US-based or US customer-facing roles may require immunization, occupational health, or drug-testing compliance.
Oracle

About Oracle

10,000+ employees

Oracle builds database technology, enterprise applications, and Oracle Cloud Infrastructure for companies and governments. Its business spans cloud subscriptions, software licenses, and support services across ERP, HCM, CX, and industry suites, plus NetSuite. Founded in 1977 and headquartered in Austin, Texas, Oracle is a public company traded on the NYSE and serves global customers migrating and running critical workloads in its cloud.

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