Position Summary...
Drives the execution of multiple business plans and projects by identifying customer and operational needs; developing and communicating business plans and priorities; removing barriers and obstacles that impact performance; providing resources; identifying performance standards; measuring progress and adjusting performance accordingly; developing contingency plans; and demonstrating adaptability and supporting continuous learning. Provides supervision and development opportunities for associates by selecting and training; mentoring; assigning duties; building a team-based work environment; establishing performance expectations and conducting regular performance evaluations; providing recognition and rewards; coaching for success and improvement; and ensuring diversity awareness. Promotes and supports company policies, procedures, mission, values, and standards of ethics and integrity by training and providing direction to others in their use and application; ensuring compliance with them; and utilizing and supporting the Open Door Policy. Ensures business needs are being met by evaluating the ongoing effectiveness of current plans, programs, and initiatives; consulting with business partners, managers, co-workers, or other key stakeholders; soliciting, evaluating, and applying suggestions for improving efficiency and cost-effectiveness; and participating in and supporting community outreach events.

What you'll do...

About Team:
Building the right technology foundation for Infrastructure & platforms is vital to success at the scale of Walmart. Our team builds and maintains the foundational technologies that support the tech organization. Included in this are data platforms, enterprise architecture, DevOps, cloud computing, and infrastructure. All of these products and services are supported by scalable and powerful infrastructure, ensuring a secure and seamless employee and customer experience across stores, digital channels, and distribution centers.

Our Team

GTP Developer Platform team under Walmart's Global Tech Platforms org, helps thousands of developers save time and code better, so that millions of Walmart associates can help hundreds of millions of customers to save money and live better.

We are developer's developer. We provide and foster the cloud native culture to our organization. Our team has the whole gamut of platforms, services, libraries, tools and frameworks on some of the cutting-edge technologies to solve hard, complex developer and high scale business problems.

What you will do

GTP Developer Platform team provides the best means to take advantage of the cloud by providing outstanding tools, services, assistance, and knowledge, so every customer realizes their goals and desired value. This role is in the Developer Experience organization. We are building the next generation of developer productivity tools powered by Generative AI. We are looking for experienced engineers to help us build the next generation of pipeline and build tools leveraging the latest GenAI technologies.

As a highly experienced Principal Engineer @Walmart, you'll have the opportunity to:

• Play a pivotal role in working on a variety of GTP products and developing comprehensive Generative AI solutions around them.
• Build and manage solutions and tools, including testing and validation tools that span across infrastructure platform, web, mobile interfaces.
• Play a crucial role in building the next generation of pipeline and build tools for the Walmart developer community.
• Development of visualization and observability framework which would help teams improve their software delivery processes using metrics.

Collaborating with a team of AI engineers and product owners, you will help shape the future of our platform and aid in designing and implementing essential services.

If you can still picture all of this in your head, we should talk! The job: With thousands of developers using our tools, this role will be critical to improve developer productivity across Walmart.

Whay you will bring

A technical strong and high performing individual with excellent communication skills with strong customer focus and appetite to learn and deliver.

Your Responsibility

• Designing and constructing fault-tolerant infrastructure to support long-running, large-scale training tasks, using containers and checkpointing libraries to maintain reliability despite individual node failures.
• Developing infrastructure for serving extensive ML models in our public cloud.
• Creating technical roadmaps, consulting on objectives and key results across teams, reviewing designs, engaging in and resolving technical discussions, and guiding engineering investments for Core ML.
• Designing and implementing benchmarks to evaluate software system performance within a Generative AI Platform and providing recommendations on technology selection.
• Developing applications that utilize LLMs and FMs, such as conversational AI.
• Designing and implementing platform capabilities to support MLOps for foundation models.
• Optimizing AI algorithms and models to improve performance, efficiency, accuracy, and scalability, applying techniques like hyperparameter tuning, feature engineering, and model selection to enhance AI system quality and reliability.
• Collaborating with cross-functional teams, working closely with product owners, cross functional engineering teams, and other stakeholders to comprehend their needs, gather requirements, and develop GenAI solutions.
• Ensuring AI models and systems align with regulatory and industry standards by partnering with domain experts.
• Preparing and maintaining technical documentation, reports, and presentations to effectively communicate AI methodologies, results, and recommendations to diverse audiences.
• Staying informed about the latest advancements in AI, machine learning, industry trends, regulatory guidelines, data privacy, and ethical considerations related to AI applications in the Retail domain.

Key Qualifications

• Bachelor's degree in Computer Science, Computer Engineering, or a related technical field
• 8+ years of experience designing and building distributed systems at scale
• 4+ years of experience as a tech lead or an architect
• 3+ years of experience with the full ML development lifecycle using open-source AI/ML frameworks and public cloud
• Problem solving and troubleshooting design and development issues and providing appropriate solutions.

It would be preferable if you have:

• Experience designing large-scale distributed platforms and/or systems in cloud environments such as Azure or GCP
• Experience architecting cloud systems for security, availability, performance, scalability, and cost
• Experience delivering very large models through the MLOps life cycle from exploration to serving
• Experience building GPU clusters in the public cloud with tightly coupled storage and networking
• Proficiency with the complete stack for distributed training of large models, including ML compilers, distributed training frameworks, and ML development frameworks such as Pytorch, Tensorflow, Lightning, etc.
• Familiarity with GenAI technology stack, including frameworks for prompt engineering, guardrails for GenAI applications, and LLM fine-tuning
• Experience working with VectorDBs and other data infrastructure required to efficiently support Generative AI training pipelines and production applications
• Experience training and maintaining large language models

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 our global team and be more flexible in our personal lives.

Benefits:
Benefits: Beyond our great compensation package, you can receive incentive awards for your performance. Other great perks include 401(k) match, stock purchase plan, paid maternity and parental leave, PTO, multiple health plans, and much more.

Equal Opportunity Employer:
Walmart, Inc. is an Equal Opportunity Employer - By Choice. We believe we are best equipped to help our associates, customers and the communities we serve live better when we really know them. That means understanding, respecting and valuing diversity- unique styles, experiences, identities, ideas and opinions - while being inclusive of all people.

The above information has been designed to indicate the general nature and level of work performed in the role. It is not designed to contain or be interpreted as a comprehensive inventory of all responsibilities and qualifications required of employees assigned to this job. The full Job Description can be made available as part of the hiring process.

Minimum Qualifications...

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

Minimum Qualifications:Option 1: Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and5 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.

Primary Location...
G, 1, 3, 4, 5 Floor, Building 11, SEZ, Cessna Business Park, Kadubeesanahalli Village, Varthur Hobli , India