(USA) Staff, Software Engineer - Fraud and Risk ...

Position Summary... What you'll do... As a Staff Engineer in Walmartu2019s Fraud & Risk platform, you will build and scale intelligent systems that detect, prevent, and explain fraud across Walmartu2019s ecosystem. You will work on next-generation platforms spanning real-time decisioning, entity resolution, agentic AI-driven fraud analysis, and human-in-the-loop case management. This is a hands-on role focused on delivering high-quality distributed systems and integrating AI/ML capabilities into production workflows in a low-latency, high-scale environment. About Team: The Inkiru team's 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 you'll do: Build End-to-End Fraud & Risk Systems + Develop platforms for real-time abuse detection (card testing, checkout fraud, signup abuse, offer exploitation) + Contribute to policy engines for dynamic, runtime decisioning + Build entity resolution systems to detect coordinated abuse patterns + Enhance case management systems for investigator workflows Integrate AI/ML into Production Systems + Work closely with Data Scientists to productionize ML models + Integrate AI-driven workflows and agentic systems for fraud analysis + Build systems that support decision explainability and feedback loops Own the Software Lifecycle + Design, build, test, deploy, and operate services end-to-end + Implement observability, monitoring, and reliability best practices + Improve developer productivity through tooling and platform enhancements Collaborate Across Teams + Partner with Gateway teams for real-time decision integration + Work with Platform teams on shared infrastructure and services + Align with Data Science teams on model integration and iteration Drive Engineering Excellence + Participate in design reviews and contribute to architecture decisions + Mentor engineers and promote strong engineering practices + Continuously improve system scalability, performance, and maintainability What you'll bring: + Strong experience building distributed systems and backend platforms at scale + Proficiency in one or more: Java, Python, JavaScript/TypeScript, or similar + Experience with real-time systems, event-driven architectures, and microservices + Experience working with or integrating ML models into production systems + Familiarity with ML concepts (classification, anomaly detection, ranking) + Exposure to fraud, risk, identity systems, or abuse detection is a strong plus + Understanding of data modeling, streaming systems, and low-latency architectures + Strong problem-solving skills and ability to deliver scalable solutions + Ability to collaborate effectively across engineering, product, and data science teams About Walmart Global Tech Imagine working in an environment where one line of code can make life easier for hundreds of millions of people. Thatu2019s what we do at Walmart Global Tech. Weu2019re a team of software engineers, data scientists, cybersecurity expert's and service professionals within the worldu2019s 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. Walmartu2019s culture is a competitive advantage, and itu2019s 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 u2013 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 u2013 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 Sam's Club facilities. Programs range from high school completion to bachelor's 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 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 u3164 u3164 u3164 u3164 u200e 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 4 yearsu2019 experience in software engineering or related area. Option 2: 6 yearsu2019 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._ Masteru2019s degree in Computer Science, Computer Engineering, Computer Information Systems, Software Engineering, or related area and 2 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 Walmartu2019s accessibility standards and guidelines for supporting an inclusive culture. Primary Location... 815 Eleventh 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.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, abilities, ideas and opinions- while being inclusive of all people.

Created: 2026-05-04