Walmart

Staff, Software Engineer - Backend

Walmart$143K — $286K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 6+ years of software development experience with backend systems and architecture for distributed platforms.
  • Proficiency in Java (JDK 21), Spring Boot, Kafka, Cassandra, Spark, and Airflow.
  • Experience designing cloud-native systems across Azure, GCP, or private clouds.
  • Familiar with AI-powered applications and LLM-based workflows.
  • Background in payments, financial services, or related fintech platforms is preferred.
  • Strong problem-solving skills with an ability to balance cost, performance, and delivery speed.
  • Excellent communication and mentoring skills.

Responsibilities

  • Lead design of distributed systems using Java and event-driven architectures.
  • Build scalable services and data pipelines with Kafka, Cassandra, and Spark.
  • Develop cloud-native applications with a focus on disaster recovery.
  • Architect platform capabilities supporting financial products for Marketplace.
  • Implement AI-driven workflows to enhance productivity and decision-making.
  • Ensure high availability and compliance of payment platforms across international markets.
  • Elevate engineering practices and mentor team members.

Benefits

  • Incentive awards for performance.
  • 401(k) match.
  • Stock purchase plan.
  • Paid maternity and parental leave.
  • Multiple health plan options.
  • Paid time off (PTO).
Full Job Description
Position Summary...
We are seeking a talented and passionate Staff Software Engineer to join our Marketplace Engineering team. In this role you will play a pivotal role in shaping the architecture scalability and reliability of Walmart's core platforms and services. You'll partner with cross-functional teams to deliver robust high-performing systems that power Walmart's third-party seller ecosystem.

About the Team
This role is part of the Walmart Marketplace Payments organization. Our team builds platforms and experiences that power how sellers and partners get paid. We drive high-impact portfolios including Capital Faster Payout Critical Payout Services Risk Management Agentic AI-powered workflows and the expansion of payment services across international markets. As these areas continue to grow in scale and complexity we are looking for a Staff Software Engineer to provide technical leadership architectural direction and mentorship that will enable us to deliver with quality resilience and speed.

Immigration Sponsorship support will NOT be available for this position.

What you'll do...
  • Lead the design of distributed fault-tolerant backend systems using Java (JDK 21) Spring Boot and event-driven architectures. Drive both high-level and low-level design discussions in collaboration with architects and senior engineers.
  • Build and deliver highly scalable services and data pipelines leveraging Kafka Cassandra Spark and Airflow. Write clean performant and maintainable code while establishing engineering best practices.
  • Build and deliver highly scalable microservices and cloud-native applications across Azure GCP and private cloud environments with a strong focus on disaster recovery (DR) readiness.
  • Lead the architecture and development of platform capabilities supporting Marketplace Capital products including lending cashback eligibility financial decisioning and related platform services.
  • Design and implement intelligent Agentic AI-powered workflows that improve engineering productivity automate operational processes enhance business decision-making and deliver scalable AI-driven capabilities across the Marketplace Payments platform.
  • Design and build scalable payment platform capabilities that support Walmart's continued expansion across international markets while ensuring high availability regulatory compliance and operational excellence.
  • Ensure systems are resilient and reliable through strong CI/CD practices observability including monitoring and alerting and disaster recovery strategies.
  • Guide mentor and elevate engineers at multiple levels. Foster a culture of technical rigor ownership and continuous learning.
  • Work with teams across geographies to define and deliver solutions aligned with business needs marketplace growth and platform scale.
  • Build tools frameworks and reusable platform capabilities that accelerate developer productivity and reduce operational overhead.

What you'll bring
  • At least 6 years of professional software development experience with expertise in backend systems and a proven track record of leading architecture for distributed platforms.
  • Deep proficiency in Java (JDK 21) Spring Boot Kafka Cassandra and large-scale data processing frameworks such as Spark and Airflow.
  • Strong background in designing multi-tenant cloud-native systems across Azure GCP or private cloud environments with an emphasis on scalability performance reliability and resiliency.
  • Experience designing or integrating AI-powered applications LLM-based workflows or Agentic AI solutions into enterprise platforms to solve real business problems.
  • Experience building or contributing to payments financial services lending fintech marketplace or international payment platforms is a strong plus.
  • Adept at breaking down complex problems into actionable solutions while balancing trade-offs across performance cost reliability and delivery speed.
  • Ownership-driven and passionate about technology with curiosity to evaluate and adopt emerging technologies where they create measurable business value.
  • Excellent communication skills with the ability to influence align and partner with engineers product managers and stakeholders across global teams.
  • Experience mentoring engineers setting technical direction and raising the bar for engineering excellence.


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.

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 years' experience in software engineering or related area.
Option 2: 6 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 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 Walmart's accessibility standards and guidelines for supporting an inclusive culture.

Primary Location...

1375 Crossman Ave, Sunnyvale, CA 94089-1114, United States of America

About Walmart

WalmartLabs is accelerating their development to redefine the shopping experience to meet the changing needs of our customers wherever they are —in a store, on our website, or on their mobile device.

Walmart Careers

Joining Walmart means becoming part of a world-renowned team that leads with innovation and is committed to creating impact. As the largest retailer globally, Walmart offers unparalleled job opportunities and career growth in an environment that values diversity and leadership. Work You’ll Do At Walmart, you will be part of a dynamic team that drives our mission to help people save money so they can live better. Engage in work that matters with a company that offers both stability and the flexibility to explore different career paths. Transform the retail landscape with your skills and help shape the future of millions of customers worldwide. Walmart is at the forefront of combining retail with advanced technology, making it an exciting place for professional growth and innovation. Lead with Us Step into a role that harnesses your potential and places you at the intersection of retail and technology. Walmart is not just a company; it's a community where you can develop your leadership skills and contribute to a culture that nurtures professional growth. Work with a diverse team of experts who bring a wealth of knowledge and experience to the table. Our commitment to diversity training ensures that all team members are valued and can thrive. Walmart Careers and Employment Opportunities We are continuously expanding our team to include enthusiastic professionals eager to drive change and make a significant impact. Explore a range of positions from entry-level to executive, each offering competitive benefits and the opportunity to advance. Innovate with Us Join Walmart and be part of a team that is dedicated to innovation and excellence. With over 2.3 million associates worldwide, you are joining the largest private employment group, ready to innovate, lead, and impact the global market. Internship Programs Kickstart your career with a Walmart internship. Gain invaluable experience, build your resume, and develop networking connections that will empower your career journey. Our internships provide a platform to apply your academic knowledge in real-world scenarios, preparing you for future employment. Be Part of a Great Team At Walmart, our team is our strength. We invest in our employees through robust training programs, leadership development, and opportunities for career advancement. Enjoy the benefits of working in a supportive and inclusive environment where every member’s contribution is valued. Future-Proof Your Career Your journey at Walmart can be as vast as your ambitions. With endless opportunities to grow, learn, and lead, you can take your professional experience to new heights. Benefit from our comprehensive training programs and develop the skills needed for tomorrow’s challenges. Stay Connected Join Our Team Search open positions that match your skills and interests. We are looking for passionate, curious, creative, and solution-driven team players. Explore the diverse job opportunities at Walmart and find where you can make a difference. Keep Up to Date Stay ahead with career tips, insider perspectives, and industry-leading insights you can put to use today—all from the people who work here. READ CAREERS BLOG Job Alert Emails Personalize your subscription to receive job alerts, latest news, and insider tips tailored to your preferences. Discover the exciting and rewarding opportunities that await at Walmart. SEARCH WALMART JOBS Join Walmart today and be part of a story of growth, innovation, and leadership.
Learn more about Walmart
Size
2,300 employees
Market Cap
$387 billion
Industry
Net Income
$13.5 billion
Founded
1962
5 Year Trend
+3.3%
Revenue
$559.1 billion
NASDAQ

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