Principal Software Engineer

Walmart

Principal Software Engineer at Walmart leading cloud-native architecture and distributed systems solutions. Overseeing the full software lifecycle and driving innovation in a retail tech environment.

Posted 8/1/2026full-timeBentonville • 🇺🇸 United StatesLead💰 $110,000 - $220,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in leading platform engineering initiatives, delivering scalable cloud-native architectures, and driving the full software development lifecycle. Proficient in technical leadership, mentoring, and fostering collaboration across teams to achieve high-quality deliverables.

Highest-signal resume keywords

Java Full Stack DevelopmentSpring Boot MicroservicesApache Spark Data ProcessingGCP Solutions DeploymentPlatform Engineering Leadership

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Applicant Tracking System Keywords

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Hard Skills

Software EngineeringDistributed SystemsCI/CD PipelinesEvent-Driven ArchitecturesNoSQL DatabasesAI/ML IntegrationTechnical Solution DesignModel-Driven DesignData Quality FrameworksChange Data Capture Patterns

Soft Skills

Technical LeadershipMentoringProblem-SolvingCollaborationCommunication

Tools & Technologies

Apache KafkaKubernetesDbtAirflowDataflow

Industry Keywords

Cloud-Native InfrastructureE-Commerce TechnologyRetail TechnologyReal-Time Data ProcessingContinuous Improvement

Tech Stack

Tools & technologies

AirflowApacheBigQueryCassandraCloudDistributed SystemsGoogle Cloud PlatformJavaKafkaKubernetesMicroservicesNoSQLPythonSparkSpringSpring BootSpringBoot

About the role

Key responsibilities & impact

Lead platform engineering efforts to deliver scalable, cloud-native infrastructure and reusable tooling aligned with strategic roadmaps.
Drive full software development lifecycle activities including design, testing, deployment, and maintenance across multiple teams.
Architect and implement distributed systems optimized for real-time data processing and AI/ML integration.
Provide technical leadership and mentorship to engineering teams, promoting best practices and innovation.
Collaborate with stakeholders to define technical requirements and success metrics based on business and user needs.
Ensure high-quality deliverables through sound technical judgment and continuous improvement initiatives.
Communicate complex technical concepts clearly to all levels of audiences and foster cross-team collaboration.

Requirements

What you’ll need

Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 5 years’ experience in software engineering or related area.
7 years’ experience in software engineering or related area.
Experience with Java (Full Stack) and Spring Boot microservices development
Hands-on experience with Apache Spark for large-scale batch and streaming data processing
Experience building and operating Apache Kafka event-driven architectures
Solid understanding of distributed NoSQL databases — Cassandra and/or Cosmos DB
Experience developing and deploying solutions on GCP (BigQuery, Dataproc, Pub/Sub, or equivalent)
Experience in writing clean, testable, production-quality code with CI/CD pipelines
Knowledge with grasp of distributed systems concepts — CAP theorem, consistency models, fault tolerance
Experience with WCNP / Kubernetes container deployments
Familiarity with data quality frameworks or catalog/item data domains
Knowledge of Change Data Capture (CDC) patterns
Exposure to dbt, Airflow, or Dataflow for pipeline orchestration
Experience in a high-scale e-commerce or retail tech environment
Extensive experience in platform engineering leadership, delivering scalable, cloud-native architectures and reusable tooling.
Proven ability to drive full software development lifecycle including coding, testing, CI/CD deployment, and incident response.
Experience in AI/ML integration and building intelligent software systems using languages such as Python, Java, and C++.
Skilled in technical solution design, model-driven design, and applying engineering design processes.
Demonstrated leadership in mentoring engineers and influencing architectural decisions for maintainability and interoperability.
Excellent problem-solving skills with a focus on innovation and continuous improvement.
Effective collaboration and communication across cross-functional teams and stakeholders.

Benefits

Comp & perks

401(k) match
Stock purchase plan
Paid maternity and parental leave
PTO
Multiple health plans
Flexible working hours