Walmart

(USA) Senior, Software Engineer

Walmart$90K — $180K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science or related field, or 5 years of relevant experience
  • 8-10+ years in software engineering with focus on production support/SRE/DevOps
  • Experience in high-scale, customer-facing applications, preferably in eCommerce
  • Strong programming skills in Java or Python with a focus on Spring Boot/microservices
  • Hands-on expertise in incident management and production troubleshooting

Responsibilities

  • Ensure high availability of fulfillment systems for pickup and delivery
  • Reduce order failures and customer-impacting issues
  • Enhance operational efficiency through automation and proactive monitoring
  • Act as technical escalation point for critical incidents
  • Perform root cause analysis and partner with engineering for fixes
  • Build monitoring and alerting solutions to preemptively detect issues
  • Support production releases and improve runbooks and documentation

Benefits

  • Exposure to a global and diverse team environment
  • Opportunities for skill development in advanced software engineering
  • Participation in continuous improvement initiatives
  • Flexible work arrangements with rotational shifts
  • Commitment to maintaining a drug-free workplace and supporting a safe environment
Full Job Description
Position Summary...
We are looking for Operational Lead who will be required to solve critical problems for Global Integrated Fulfillment application Production Support function. This Global Integrated Fulfillment function provides software solutions to Walmart associates for Picking and Dispense while serving our customers across chain of stores.

This role would be part of a team with rotational shifts in order to provide 24/7 support.

What you'll do...
We are looking for a highly skilled Senior Software Engineer to support and enhance mission-critical systems powering Online Fulfillment, including Pickup and Delivery workflows. This role blends software engineering and production support, with a strong focus on system reliability, scalability, and customer experience.
You will play a key role in ensuring seamless order processing, real-time inventory accuracy, and last-mile delivery execution by proactively identifying risks, resolving production issues, and building automation to prevent recurrence.

What you'll do

Ensure high availability of fulfillment systems supporting pickup and delivery
Reduce order failures, delays, and customer-impacting issues
Improve operational efficiency through automation and proactive monitoring
  • Enable seamless coordination between systems handling orders, inventory, and last-mile delivery
  • Own L2/L3 production support for online fulfillment systems, including order management, pickup, and delivery workflows
  • Act as the technical escalation point for critical incidents, driving resolution with urgency and clear stakeholder communication
  • Perform deep root cause analysis (RCA) and partner with engineering teams to implement permanent fixes
  • Analyze production issues at code, infrastructure, and data levels to identify failure patterns and systemic gaps
  • Build and enhance monitoring, alerting, and observability solutions to detect issues before customer impact
  • Design and develop automation tools and scripts to reduce manual intervention and improve operational efficiency
  • Support high-availability systems, ensuring minimal downtime and rapid recovery (low MTTR)
  • Participate in on-call rotations and handle high-severity incidents in a fast-paced environment
  • Collaborate with product, engineering, and operations teams to improve end-to-end fulfillment reliability and customer experience
  • Support production releases, including code deployments, configuration changes, and validation in production and staging environments
  • Maintain and continuously improve runbooks, knowledge base, and support documentation
  • Drive continuous improvement initiatives to reduce incident volume and improve system resilience
  • Contribute to architecture and design discussions, especially around reliability, scalability, and supportability


What you'll bring
  • Strong problem-solving skills with the ability to debug complex distributed systems under pressure
  • Ability to anticipate failure scenarios and proactively implement preventive solutions
  • Excellent communication skills to work effectively with cross-functional and global teams
  • High ownership mindset with the ability to balance support and development responsibilities
  • Strong focus on customer experience, system uptime, and operational excellence
  • 8-10+ years of experience in software engineering with strong exposure to production support / SRE / DevOps environments
  • Proven experience supporting high-scale, customer-facing applications, preferably in eCommerce or fulfillment domains
  • Hands-on expertise in incident management, RCA, and production troubleshooting
  • Strong coding skills with the ability to debug and fix issues at source code level
  • Experience working in agile, fast-paced, and globally distributed teams


Technical Skills & Technologies
Backend & Application Development
Strong programming skills in Java (preferred) or Python
  • Experience with Spring Boot / microservices architecture

Cloud & Infrastructure
Cloud platforms (Microsoft Azure preferred)
  • Containers (Docker) and orchestration (Kubernetes)

Data & Messaging
Messaging systems (Kafka)
Strong database skills (MSSQL, SQL queries, stored procedures)
  • Experience with NoSQL databases (e.g., Azure Cosmos DB, key-value stores)

Monitoring & Observability
Hands-on experience with Splunk, Dynatrace, or similar APM tools
  • Expertise in logging, tracing, and alerting frameworks

Networking & Systems
  • Solid understanding of TCP/IP, HTTP, DNS, load balancing, distributed systems

Automation & Tools
  • Experience building automation scripts/tools to improve operational efficiency
  • Familiarity with CI/CD pipelines and release management processes


Nice to Have
Experience in Online Fulfillment / Retail / Last-Mile Delivery systems
Knowledge of order lifecycle systems, inventory, and dispatch optimization
Exposure to SRE principles (SLIs, SLOs, error budgets)
Experience with chaos engineering or resilience testing

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 3 years' experience in software engineering or related area.
Option 2: 5 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 1 year's 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...

2608 Se J St, Bentonville, AR 72716-3724, 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.

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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