Distinguished, Software Engineer

About the role

This position focuses on our proprietary Identity and Access Management (IAM) system—a core, in-house solution. The IAM platform supports multiple businesses across various countries, handling billions of requests daily and serving as a critical component of our global operations.

What you'll do

• Set the long-term technical vision and reference architecture for Walmart’s IAM platforms (authentication, authorization, identity lifecycle, policy enforcement)
• Lead architecture and design reviews for critical IAM services, ensuring secure-by-default, highly available, resilient, and scalable implementations
• Drive modernization initiatives (e.g., zero-trust patterns, policy-as-code, fine-grained authorization, service-to-service identity) across the IAM ecosystem
• Partner with Application teams, Security, Privacy, Infrastructure, and Product leaders to align platform strategy with business priorities, risk posture
• Define and enforce engineering standards for reliability, performance, observability, incident response, and secure SDLC across IAM services

What you need

• REST APIs
• AWS
• MongoDB
• Kubernetes
• Kafka
• IAM

Good to have

• gRPC
• RabbitMQ
• NoSQL
• Cassandra
• Incident response
• Active Directory