Principal Engineer - Cloud-Native Architecture (Onsite)

Walmart; Seattle (WA); On-site; USD 132,000 - 264,000; Full time

Benefits offered by this job

Competitive pay

Performance-based bonuses

Health benefits

401(k)

Stock purchase plan

Paid time off

Education assistance

Job summary

Walmart seeks a Principal Software Engineer to lead architecture and technical direction for scalable, secure software systems in a Seattle-based, onsite role.

You will drive design across teams, champion best practices, and mentor engineers while partnering with product and business stakeholders to align long-term strategy with goals. This role emphasizes system design, performance, and reliability in a cloud-native environment.

Qualifications

• Bachelor's or Master's degree in computer science or related field.
• 10+ years of software engineering experience, including senior/staff level responsibilities.
• Expert proficiency in .NET and C# with strong system design and software architecture knowledge.
• Experience with relational (PostgreSQL, MySQL) and NoSQL databases (MongoDB, DynamoDB, Redis, Elasticsearch).
• Proven experience building and scaling microservices and distributed systems.
• Cloud platforms (AWS and/or Azure) and modern DevOps practices (CI/CD, IaC).
• Excellent communication skills and ability to align multiple stakeholders.

Responsibilities

• Define and drive technical strategy and architecture across 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 across the organization.
• Ensure observability, resilience, and maintainability with strong CI/CD and automation.
• Identify and resolve scalability, performance, and technical risks.
• Collaborate with product and business stakeholders to translate goals into technical solutions.
• Influence multiple teams on architecture, dependencies, and execution plans.
• Champion engineering best practices, code quality, testing strategies, and DevOps maturity.
• Mentor junior and senior engineers to foster technical growth and leadership.

Skills

Leadership & mentoring

System architecture

Communication

Problem solving

Influence without authority

Education

Bachelor's degree in Computer Science

Master's degree preferred

Tools

PostgreSQL

MySQL

MongoDB

DynamoDB

Redis

Elasticsearch

AWS

Azure

CI/CD tools

Terraform

Job description

Walmart seeks a Principal Software Engineer to lead architecture and technical direction for scalable, secure software systems in a Seattle-based, onsite role.

You will drive design across teams, champion best practices, and mentor engineers while partnering with product and business stakeholders to align long-term strategy with goals. This role emphasizes system design, performance, and reliability in a cloud-native environment.