Software Engineer- Search platform

Position Summary

We are looking for an experienced Staff Software Engineer to join Walmart Search Runtime Engineering team. This hands‑on role requires exceptional coding skills, a passion for technology and engineering excellence, and the ability to guide and mentor a large team of engineers. You will play a pivotal role in defining and maintaining our technical architecture, ensuring alignment with business goals, scalability requirements, and cost optimization.

The Search team at Walmart processes billions of queries across millions of products on our global websites and apps. Whether a customer is searching for a specific item or browsing through categories, our platform powers the intelligence behind product discovery. We leverage structured and semi‑structured data at massive scale, drawing from catalogs, transaction logs, social data, and more. By combining cutting‑edge information retrieval, machine learning, and ranking algorithms, we build low‑latency, high‑availability systems that directly impact customer experience and business metrics.

As a Staff Software Engineer, you will:

• Act as a technical lead to design, develop scalable, high‑performance backend systems and lead end‑to‑end delivery of core platform features and infrastructure improvements.
• Serve as a subject matter expert, providing technical leadership and mentorship across engineering teams.
• Drive system design, code quality, developer productivity and operational excellence.
• Guide software engineers in building and delivering secure REST services using Spring Boot, Spring MVC, and cloud technologies.
• Drive availability, quality, performance, and resiliency goals with your team.
• Collaborate with cross‑functional partners including Product, Business, and Operations to understand requirements and deliver high‑quality software products.
• Direct root cause analysis of critical business and production issues by reviewing and analyzing relevant information (issue, impact, and criticality) and directing actions as designated in the plan.
• Communicate effectively with peers and stakeholders at all levels.
• Help establish tools, processes, and documentation to continuously improve code quality and engineering standards.
• Collaborate with cross‑functional teams including Data Science, Product, and Search Ops.

• Bachelor’s degree in computer science and 6 years of experience or master’s degree in computer science and 4 years of experience with building scalable, highly distributed, high‑performing, and robust Java applications.
• Strong foundation in system design, data structures, and distributed systems.
• Expert‑level knowledge of Java technologies, Spring framework, web applications and distributed systems with a focus on server‑side components.
• Proficient hands‑on experience in debugging, troubleshooting, and performance tuning Java applications.
• Experience with search technologies (e.g., Solr, Lucene, Vespa).
• Experience working with cloud platforms (Azure, GCP, or similar).
• Proficiency with CI/CD tools (e.g., Jenkins, Maven) and version control systems (e.g., Git).
• Excellent communication, collaboration, and leadership abilities.

• Experience in the search domain highly desirable.

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.

1395 Crossman Ave, Sunnyvale, CA 94089‑1114, United States of America

Annual salary range: $ – $. Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include stock.

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.