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Walmart Logo Walmart · IT - Software Development

Staff, Software Engineer - Backend

United States, Bentonville Employment contract 110000.00 - 220000.00 USD / Year · Job Posted May 25, 2026
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Job Description

Walmart's Enterprise Business Services (EBS) is a powerhouse of seven exceptional teams delivering world-class technology solutions and services making a profound impact at every level of Walmart. As a key part of Walmart Global Tech, our teams set the bar for operational excellence and leverage emerging technology to support millions of customers, associates, and stakeholders worldwide. Joining EBS means embarking on a journey of limitless growth, relentless innovation, and the chance to set new industry standards that shape the future of Walmart. 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. Walmart's Associate Experience Platform team is seeking an exceptional Staff Software Engineer to strengthen our GenAI experience platform. You will be hands-on developing critical platform capabilities with cutting-edge GenAI technologies, building reusable and extensible platform services, and ultimately bringing GenAI to the day-to-day of 2.2M Walmart associates worldwide.

Job Responsibility

  • Design and develop platform features enabling advanced semantic routing for GenAI-powered services
  • Build and maintain evaluation pipelines for semantic router data
  • Collaborate with applied researchers and data scientists to continuously improve semantic routing algorithms
  • Develop and implement agent-to-agent (A2A) communication protocols
  • Contribute to the design and development of platform features using microservices (FastAPI) and event-driven architecture (Kafka, SSE, WebSocket)—all in Python
  • Uphold engineering and operational excellence standards
  • Support operational excellence for semantic routing and agent communication systems
  • Stay current with GenAI and multi-agent system best practices
  • Be an active member of a dynamic team
  • Support production operations by participating in on-call rotations

Requirements

  • Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 4 years' experience in software engineering or related area
  • 6 years' experience in software engineering or related area
  • Python guru with a proven track record of writing high-performing, production-quality code
  • Hands-on experience designing and building Python-based web services in a production setting (FastAPI experience preferred)
  • Deep familiarity with version control using Git in collaborative team environments
  • Comfortable working with Linux environments and containerization technologies such as Docker
  • 4+ years of industry experience with demonstrated ownership and delivery of software products
  • Hands-on experience developing or deploying GenAI-based applications
  • Experience working with or integrating open-source and/or commercial GenAI libraries/frameworks such as Hugging Face Transformers, LangChain, OpenAI API, or similar
  • Ability to productionize and evaluate GenAI models
  • Familiarity with prompt engineering, vector databases (e.g., Pinecone, FAISS, Weaviate), and orchestration tools for GenAI workflows
  • Experience with semantic routing
  • Ability to analyze, test, and improve semantic routing algorithms
  • Awareness of responsible AI principles
  • Experience developing large-scale data pipelines
  • Exposure to MLOps practices and tools (e.g., MLflow, Kubeflow, Airflow)
  • Experience with observability and monitoring tools for production AI systems

Nice to have

  • Master's degree in Computer Science, Computer Engineering, Computer Information Systems, Software Engineering, or related area and 2 years' experience in software engineering or related area
  • Knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly

What we offer

  • Medical coverage
  • Vision coverage
  • Dental coverage
  • 401(k) match
  • Stock purchase plan
  • Paid maternity and parental leave
  • PTO
  • Short-term disability
  • Long-term disability
  • Company discounts
  • Military Leave Pay
  • Adoption and surrogacy expense reimbursement
  • Live Better U education benefit program
  • Annual or quarterly performance bonuses
  • Stock
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