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Position Summary...
What you'll do...
Job Description
Walmart Global Tech is at the forefront of AI innovation, leveraging cutting-edge technologies to redefine customer experiences. We are seeking a Principal, Software Engineer with deep expertise in Generative AI, LLMs, and RAG frameworks to lead the design, development, and deployment of advanced AI systems. This role involves architecting scalable solutions, integrating agentic frameworks, and mentoring engineering teams to push the boundaries of AI-driven innovation.
As part of Walmarts Global Sourcing Backend team, you will be building highly scalable and reliable APIs, services and applications which will drive the next generation purchase order management system. You'll independently handle high impact, critical software/systems monitoring issues, troubleshoot business and production issues. As a member of this fast-moving and highly entrepreneurial team, you'll be able to say that you work for the worlds largest retailer and contribute to innovation and development to best-in-class methodologies that impacted perception and drastically changed business as we know it.
About Team:
Focusing on customer, associate and business needs, this team works with Walmart International, which includes more than 5,200 retail units, operating in 23 countries such as Canada, Central America, Chile, China, India, Mexico and South Africa to name a few.
''Immigration sponsorship is not available for this role''
What you'll do:
1. AI Model Development ; Agentic Frameworks:
2. Architecture ; Scalability:
3. Collaboration ; Product Integration:
4. Leadership ; Mentorship:
What you'll bring:
As part of Walmarts Global Sourcing Backend team, you will be building highly scalable and reliable APIs, services and applications which will drive the next generation purchase order management system. You'll independently handle high impact, critical software/systems monitoring issues, troubleshoot business and production issues. As a member of this fast-moving and highly entrepreneurial team, you'll be able to say that you work for the worlds largest retailer and contribute to innovation and development to best-in-class methodologies that impacted perception and drastically changed business as we know it.
About Team:
Focusing on customer, associate and business needs, this team works with Walmart International, which includes more than 5,200 retail units, operating in 23 countries such as Canada, Central America, Chile, China, India, Mexico and South Africa to name a few.
''Immigration sponsorship is not available for this role''
What you'll do:
1. AI Model Development ; Agentic Frameworks:
- Design, fine-tune, and deploy Generative AI models with a focus on RAG frameworks to enhance information retrieval and generation.
- Develop and optimize LLM-based agents for tasks like knowledge grounding, multi-step reasoning, and decision-making.
- Integrate external data sources (e.g., vector databases) with LLMs to build dynamic, context-aware systems.
2. Architecture ; Scalability:
- Architect scalable, distributed AI systems with a focus on performance, fault tolerance, and disaster recovery.
- Develop detailed design specifications, including modular, extensible, and functional components.
- Build MVPs to validate requirements and refine designs iteratively.
3. Collaboration ; Product Integration:
- Partner with product teams to integrate AI into customer-facing applications.
- Work cross-functionally to design solutions that address both functional and non-functional requirements.
4. Leadership ; Mentorship:
- Drive technical direction for large-scale AI initiatives and mentor junior engineers.
- Establish best practices for building and maintaining AI-driven systems.
What you'll bring:
- Overall 12+ years of experience in machine learning / software engineering, with 2+ years in Generative AI or LLMs.
- Strong experience with RAG frameworks, vector search technologies and knowledge grounding techniques.
- Expertise in Python, ML frameworks (PyTorch, TensorFlow), and libraries like Hugging Face Transformers.
- Proficiency in distributed computing, cloud platforms (GCP, Azure), and scalable architectures.
- Familiarity with disaster recovery principles and building resilient, fault-tolerant systems.
- Experience with multi-modal models (text, image, video) and advanced optimization techniques (e.g., quantization, distillation).
- Experience with Generative AI models (e.g., GPT, Gemini) and their fine-tuning.
- Contributions to open-source projects or publications in Generative AI, RAG, or agentic frameworks.
- Strong understanding of system design, non-functional requirements, and design patterns.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms.
For information about benefits and eligibility, see One.Walmart.
The annual salary range for this position is $143,000.00 - $286,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :
- Stock
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Minimum Qualifications...
Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.
Option 1: 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.Option 2: 7 years’ experience in software engineering or related area.
Preferred Qualifications...
Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.
Master’s degree in computer science, computer engineering, computer information systems, software engineering, or related area and 3 years' experience in software engineering or related area., We value candidates with a background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly. The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture.Primary Location...
840 W California Ave, Sunnyvale, CA 94086-4828, United States of AmericaWalmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.Learn more about this Employer on their Career Site
