(usa) Principal, Software Engineer- Traffic Foundation

Walmart Walmart · Retail · Sunnyvale, CA +1

This role is for a Principal Software Engineer on the Traffic Foundation team at Walmart, focusing on building and designing high-performance, distributed systems that handle millions of requests per second. The team's goal is to accelerate, secure, and distribute traffic efficiently across Walmart's vast infrastructure. The role involves leading complex, cross-functional projects, designing large-scale systems, and ensuring software compliance and technical vision.

What you'd actually do

  1. Involved in planning of system, development, and deployment as well as responsible for meeting software compliance standards
  2. Drives technical vision and influences product roadmap and vision
  3. Implement large-scale, complex, cross-functional projects
  4. Leads the discovery phase of large projects to develop high level design
  5. Supervise the work of cross-functional groups of engineers, including offshore associates

Skills

Required

  • 8+ years of professional experience in software engineering
  • Experience building Layer 4 and 7 orchestration/routing/load balancing systems
  • Managed systems with >1K servers
  • Built high-performance HTTP proxies and caches
  • Experience with cloud (Azure/Go preferred)
  • DevOps experience
  • Clear understanding of TCP/HTTP request/response protocols/lifecycle
  • 4+ Experience in a language such as Go/C/C++/Java
  • Ability to interact effectively with a variety of business and technical stakeholders
  • Strong written and verbal communication skills, including writing technical documentation

What the JD emphasized

  • Immigration sponsorship is not available in this role