(USA) Principal, Software Engineer- Traffic Foundation

Walmart

Hybrid

Quick summary

Work type: Hybrid
Location: Sunnyvale, CABentonville, AR
Salary: $143,000–$286,000 / yr
Posted: 7 days ago
Nearby: 98 roles within 25 mi

Market check

Salary context

Above market

How this pay compares to similar roles

Similar $190k

This role $214k

$126k most similar roles pay here $303k

This role pays more than 75% of similar roles. Most pay $165,000–$214,500 — the shaded band above. At the midpoint, this role pays about $214k versus about $190k for comparable roles.

Based on 239 similar postings.

Employer

About Walmart

Walmart Inc. is the world''s largest retailer by revenue, operating a chain of hypermarkets, discount department stores, and grocery stores, as well as a growing e-commerce presence through Walmart.com. Industry: General Merchandise & Grocery Retail

Walmart currently has 191 open roles on FindRole.

Listed pay typically runs $110,000–$220,000 across 184 roles with salary data.

Most-posted roles

View all roles at Walmart

At a glance

TL;DR · (USA) Principal, Software Engineer- Traffic Foundation

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Join Walmart’s Global Technology Platform team as a senior software engineer within Traffic Foundation, where you will design and build high-performance distributed systems at massive scale to support Walmart's technology infrastructure. You’ll lead complex cross-functional projects, drive technical vision, and ensure compliance with software standards while collaborating across E-Commerce, Stores, and other divisions. Key responsibilities include overseeing system planning, directing root cause analysis for critical issues, and supervising offshore engineering teams. Ideal candidates have 8+ years of experience in software engineering, expertise in Layer 4 and 7 orchestration systems, and hands-on experience with cloud platforms like Azure or Go. Strong skills in TCP/HTTP protocols, DevOps practices, and languages such as Go, C++, or Java are essential for this role that demands effective communication and technical documentation abilities.

Skills

Go Azure DevOps TCP HTTP C++ Java Git CI/CD Kubernetes Docker AWS Python PostgreSQL

What you'll do

Design and build high-performance, distributed systems at massive scale.
Lead the discovery phase of large projects to develop high-level design.
Implement large-scale, complex, cross-functional projects.
Direct root cause analysis of critical business and production issues.
Develop innovation strategies and best practices for internal technical teams.

What we're looking for

8+ years of professional experience in software engineering.
Experience building Layer 4 and 7 orchestration/routing/load balancing systems.
Managed large-scale systems with over 1,000 servers.
Built high-performance HTTP proxies and caches.
Strong understanding of TCP/HTTP protocols and lifecycle.

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