(USA) Principal, Software Engineer Fraud and Risk Platform

Position Summary...

What youll do...

As a Principal Engineer in Walmarts Fraud and Risk platform you will define and drive the architecture of next-generation fraud and risk prevention systems at massive scale. You will lead the design of platforms that combine real-time decisioning entity intelligence agentic AI and human-in-the-loop workflows.

This role requires deep technical leadership owning architecture across systems and enabling teams to build scalable intelligent and explainable fraud prevention platforms. About Team: The Inkiru teams mission is to detect and prevent Fraud in real time and enable a safe shopping experience for all our customers online and in-store. We are a team of passionate Engineers Data scientists and Product managers who love to challenge each other but work together to build a platform to find the proverbial needle in a haystack. As an engineer on the team you will help build systems that can process data at the scale of Walmart to derive insights in milliseconds that power lightning-fast detection of fraudsters. You will have the opportunity to work closely with our data scientists Product Managers business partners and systems engineers to drive the definition and implementation of platform services applications and analytics tools for our predictive intelligence platform.
What youll do:

Define Architecture for Fraud & Risk Platforms

• Lead system design for real-time fraud detection and policy enforcement
• Architect entity resolution and graph intelligence systems
• Design agentic AI platforms for automated fraud analysis and reasoning
• Shape case management and orchestration systems for investigations

Drive AI-Native System Design

• Define patterns for integrating ML models and AI agents into production
• Lead development of explainability frameworks for fraud decisions
• Enable scalable systems for model deployment evaluation and iteration

Own Cross-System Strategy

• Align architecture across Gateway Platform and Data Science teams
• Define integration patterns for real-time and batch systems
• Ensure systems meet requirements for latency reliability and scalability

Lead Technical Direction

• Drive architectural standards design patterns and engineering best practices
• Guide teams through complex technical decisions and tradeoffs
• Establish long-term technical vision aligned with business goals

Mentor & Influence

• Mentor senior and staff engineers across teams
• Influence hiring engineering culture and technical excellence
• Act as a thought leader in fraud risk and AI-driven systems

What youll bring:
Proven track record of architecting and scaling large distributed systems

• Deep expertise in system design platform engineering and microservices architecture
• Strong experience with real-time decision systems and high-throughput architectures
• Experience architecting systems that operationalize ML models at scale
• Strong understanding of ML-driven decisioning systems and tradeoffs (rules vs models)
• Familiarity with fraud/risk systems identity systems or trust & safety domains
• Experience with entity resolution graph systems or behavioral analytics (strong plus)
• Ability to drive alignment and influence across organizations
• Strong technical judgment with a focus on long-term scalability and maintainability

About Walmart Global Tech
Imagine working in an environment where one line of code can make life easier for hundreds of millions of people. Thats what we do at Walmart Global Tech. Were a team of software engineers data scientists cybersecurity experts and service professionals within the worlds 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.

Walmarts culture is a competitive advantage and its fostered by being together. Working together in person allows us to collaborate align quickly and innovate with greater speed. We use our campuses to create purposeful connection rooted in deepening understanding and investing in the development of our associates.

Our hubs: Walmart is a global company with offices across the United States and around the world. Our global headquarters is in Bentonville Arkansas with primary hubs in the San Francisco Bay area and New York/New Jersey.

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 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.

At Walmart we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind body and wallet. Health benefits include medical vision and dental coverage. Financial benefits include 401(k) stock purchase and company-paid life insurance. Paid time off benefits include PTO (including sick leave) parental leave family care leave bereavement jury duty and voting. Other benefits include short-term and long-term disability company discounts Military Leave Pay adoption and surrogacy expense reimbursement and more. You will also receive PTO and/or PPTO that can be used for vacation sick leave holidays or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws where applicable. For information about PTO see Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sams Club facilities. Programs range from high school completion to bachelors degrees including English Language Learning and short-form certificates. Tuition books and fees are completely paid for by Walmart.
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 .
The annual salary range for this position is $143000.00 - $286000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :
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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: Bachelors 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.

Masters 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 Walmarts accessibility standards and guidelines for supporting an inclusive culture.

Primary Location...

809 11th Ave Sunnyvale CA 94089-4731 United States of America

Walmart 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.