Principal Software Engineer

CarMax

Principal Engineer for CarMax enhancing marketplace capabilities through technical leadership and innovative integration. Leading AI applications and ensuring seamless digital experiences for customers and partners.

Posted 5/8/2026full-timeDallas • Texas • 🇺🇸 United StatesLeadWebsite

Tech Stack

Tools & technologies

AzureCloud.NETNoSQLSQL

About the role

Key responsibilities & impact

Serve as a technical leader enabling CarMax’s retail marketplace initiatives
Design and evolve integration patterns for onboarding partners
Ensure seamless customer experiences across channels
Optimize CarMax platforms for reuse, scale, and flexibility
Apply AI and automation to increase delivery throughput

Requirements

What you’ll need

Bachelor’s degree in computer science, engineering, or equivalent practical experience
7+ years of professional software engineering experience
Demonstrated ability to lead technically across multiple teams
Advanced experience with .NET / C#
Cloud-native development experience and Microsoft Azure
Deep experience designing and operating RESTful APIs
Strong understanding of CI/CD pipelines and DevOps practices
Expertise in SQL and NoSQL data technologies
Experience working within Agile environments
Hands-on exposure to AI-assisted development

Benefits

Comp & perks

Health insurance
Retirement plans
Paid time off
Flexible work arrangements
Professional development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

.NETC#Cloud-native developmentMicrosoft AzureRESTful APIsCI/CD pipelinesDevOps practicesSQLNoSQLAI-assisted development

Soft Skills

technical leadershipcross-team collaborationcustomer experience optimization

Certifications

Bachelor’s degree in computer scienceBachelor’s degree in engineering