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Walmart

Staff Software Engineer – Fraud and Risk Platform

Walmart

. Build End-to-End Fraud & Risk Systems .

Posted 5/2/2026full-timeSunnyvale • California • 🇺🇸 United StatesLead💰 $143,000 - $286,000 per yearWebsite

Tech Stack

Tools & technologies
Distributed SystemsJavaJavaScriptMicroservicesPythonTypeScript

About the role

Key responsibilities & impact
  • 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
  • Own the Software Lifecycle
  • Implement observability, monitoring, and reliability best practices
  • Collaborate Across Teams

Requirements

What you’ll need
  • 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
  • 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)
  • Understanding of data modeling, streaming systems, and low-latency architectures

Benefits

Comp & perks
  • Incentive awards for performance
  • 401(k) match
  • Stock purchase plan
  • Paid maternity and parental leave
  • PTO
  • Multiple health plans
  • Medical coverage
  • Vision coverage
  • Dental coverage
  • Short-term and long-term disability
  • Company discounts
  • Military Leave Pay
  • Adoption and surrogacy expense reimbursement

ATS Keywords

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Hard Skills & Tools
JavaPythonJavaScriptTypeScriptdistributed systemsbackend platformsreal-time systemsevent-driven architecturesmicroservicesdata modeling
Soft Skills
collaborationcommunicationproblem-solvingteamworkadaptabilitycritical thinkingorganizational skillsleadershipattention to detailtime management
Certifications
Bachelor's degree in computer scienceBachelor's degree in computer engineeringBachelor's degree in computer information systemsBachelor's degree in software engineering