(USA) Principal, Software Engineer

Position Summary...

What you'll do...

Join our innovative and dynamic People Technology engineering team as a Principal Software Engineer. In this role, you'll play a crucial part in designing, developing, and implementing digital solutions that address mission-critical business challenges, supporting Walmart associates. Your projects will make a significant impact, be scalable, and drive Walmart's modernization efforts in the People Technology organization.
About Team:
The Enterprise People Technology team supports the successful deployment and adoption of new People technology across the enterprise. As a Fortune #1 company, our work impacts millions of associates globally. We strive to continuously improve people technology and products to help managers and associates so they can focus on what matters most - supporting our customers and members. People Technology is one of the major segments of Walmart Global Tech’s Enterprise Business Services, which is invested in building a compact, robust organization that includes service operations and technology solutions for Finance, People, and the Associate Digital Experience.

What you will do

• Architect and build solutions that impact millions of associates and customers across the globe.
• Design and deploy scalable, cloud-native systems with a focus on AI applications including LLM-based solutions and generative AI.
• Lead the adoption and integration of advanced tools in AI, big data, microservices, and cloud platforms such as Azure.
• Foster a culture of continuous learning by contributing to tech communities and collaborating across teams.
• Partner with data scientists, product managers, and engineers to deliver integrated AI solutions that align with business goals.
• Build and maintain RESTful APIs, Kafka streams, and Cosmos DB to support real-time data processing.
• Apply big data technologies such as Kafka to manage and analyze large-scale datasets effectively.
• Champion best practices in CI/CD and DevOps to ensure reliable, high-quality software delivery.
• Facilitate design thinking workshops, conduct code reviews, and offer technical mentorship to drive excellence and innovation.
• Support and mentor team members, promoting knowledge sharing and continuous improvement.

What you will bring

• At least 14+ years of experience in software engineering with a focus on building and scaling distributed, high-availability systems.
• Strong development experience with React, React Native, JavaScript, Java and Python.
• Hands-on experience with AI/ML, including integrating large language models (LLMs), prompt engineering, RAG, and fine-tuning techniques.
• Deep understanding of cloud platforms (Azure preferred), cloud-native architecture, and deployments.
• Proficiency in Kafka, Cosmos DB, REST APIs, and GraphQL.
• Expertise in Docker and Kubernetes for orchestration and deployment.
• Strong grasp of CI/CD pipelines, monitoring, Git, and tools like Jenkins.
• Experience designing scalable microservices-based systems.
• Strong communication skills, a collaborative mindset, and the ability to lead and mentor in a dynamic environment

About Walmart Global Tech
Imagine working in an environment where one line of code can make life easier for hundreds of millions of people. That’s what we do at Walmart Global Tech. We’re a team of software engineers, data scientists, cybersecurity expert's and service professionals within the world’s leading retailer who make an epic impact and are at the forefront of the next retail disruption. People are why we innovate, and people power our innovations. We are people-led and tech-empowered. We train our team in the skillsets of the future and bring in experts like you to help us grow. We have roles for those chasing their first opportunity as well as those looking for the opportunity that will define their career. Here, you can kickstart a great career in tech, gain new skills and experience for virtually every industry, or leverage your expertise to innovate at scale, impact millions and reimagine the future of retail. Flexible, hybrid work:
We use a hybrid way of working that is primarily in office coupled with virtual when not onsite. Our campuses serve as a hub to enhance collaboration, bring us together for purpose and deliver on business needs. This approach helps us make quicker decisions, remove location barriers across