As a Principal Software Engineer at Walmart/VIZIO in Seattle, you will join a dynamic team focused on driving the architecture and technical direction of scalable software systems. You will lead complex system design, ensure engineering excellence, and deliver solutions that impact millions of users globally. Your responsibilities include defining technical strategy across multiple teams, designing distributed platforms with a focus on performance and security, and mentoring both junior and senior engineers. The role requires expertise in .NET and C#, along with deep knowledge of cloud platforms like AWS or Azure, modern DevOps practices, and experience with various databases and datastores. You will collaborate closely with product and business stakeholders to translate strategic goals into technical solutions while fostering a culture of engineering excellence and continuous improvement.
Define and drive technical strategy and architecture across multiple teams and systems.
Design and oversee scalable distributed systems, APIs, and data platforms focusing on performance, reliability, and security.
Lead design reviews and guide critical technical decisions to ensure engineering excellence.
Identify and resolve scalability challenges, performance bottlenecks, and technical risks in complex systems.
Mentor junior and senior engineers, fostering technical growth and leadership development.
What we're looking for
10+ years of software engineering experience with significant senior-level involvement.
Expert proficiency in .NET and C#, including deep knowledge of system design and architecture.
Proven experience building, scaling microservices, and managing distributed systems.
Strong expertise in cloud platforms (AWS/Azure) and modern DevOps practices (CI/CD).
Exceptional troubleshooting and optimization skills for complex, high-performance systems.
Demonstrated ability to lead technical teams through influence without direct authority.
Market check
Salary context
This
$132,000–$264,000
range sits above
55%
of similar postings on FindRole.
Peer median band
$143,000–$234,850
Median floor and ceiling across peers.
Typical midpoint (25–75%)
$165,000–$214,500
Middle half of comparable postings.
Based on 240 comparable postings.*
* 240 is the maximum number of comparable postings sampled.
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
495 open roles
on FindRole.
Listed pay typically runs
$117,000–$234,000
across 487 roles with salary data.