Staff Software Engineer

Position Summary...

The Staff Software Engineer will provide technical leadership for Walmart's next-generation UGC platform, driving the design and evolution of cloud-native, event-driven distributed systems that power customer ratings, reviews, and seller feedback across Walmart's global eCommerce ecosystem. The role is responsible for defining technical strategy, leading architecture decisions, mentoring engineers, and delivering highly scalable backend services built on Golang, Kafka, Kubernetes, Cosmos DB, and BigQuery. As a technical leader, the Staff Engineer will influence cross-functional teams, modernize the platform through engineering best practices and automation, and ensure high availability, low latency, and operational excellence. By enabling a reliable and scalable customer-generated content platform, this role directly strengthens customer trust, product discoverability, and conversion while accelerating Walmart's digital transformation and long-term business growth.

What you'll do...

About the Team

The UGC – Ratings & Reviews team at Walmart Global Tech builds and operates the next-generation UGC 2.0platform that powers customer ratings, written reviews, image reviews, video reviews, and seller reviews across Walmart's web and mobile experiences.

UGC is a cloud-native platform built on an Event-Driven Architecture (EDA) using Golang microservices, Kafka, Cosmos DB, BigQuery, Kubernetes, and Azure/GCP. The platform enables real-time ingestion, moderation, storage, and delivery of customer-generated content at Walmart scale while providing high availability, low latency, and operational resilience.

Customer-generated content is a key driver of customer trust, product discoverability, and purchase conversion. As Walmart continues to modernize its eCommerce platform, UGC serves as the strategic foundation for delivering scalable, reliable, and innovative customer experiences.

What You'll Do:

Technical Leadership

• Lead the architecture, design, and implementation of highly scalable distributed systems powering Walmart's UGC platform.
• Drive the technical vision for cloud-native, event-driven services using Golang, Kafka, Kubernetes, Cosmos DB, and BigQuery.
• Design systems for high throughput, low latency, resiliency, and cost efficiency.
• Lead architectural reviews and establish engineering standards across multiple teams.

Engineering Excellence

• Own complex initiatives from technical design through production deployment and long-term operational support.
• Improve system reliability, scalability, observability, and operational efficiency.
• Lead root-cause analysis for critical production incidents and implement long-term engineering improvements.
• Drive adoption of modern engineering practices including CI/CD, automated testing, Infrastructure as Code, and secure software development.

Cross-functional Leadership

• Partner with Product, Program, Business, Data Science, and Engineering teams across the U.S. and India to define technical strategy and execution plans.
• Translate business priorities into scalable technical solutions.
• Drive alignment across multiple engineering teams and influence technical decisions without direct authority.

Platform Modernization

• Lead the evolution of Walmart's UGC platform and Event-Driven Architecture.
• Drive migration from legacy systems to modern cloud-native services.
• Improve platform performance, reliability, developer productivity, and operational automation.
• Evaluate and introduce emerging technologies that improve scalability and engineering velocity.

Mentorship & Technical Influence

• Mentor senior engineers and engineers across the organization.
• Raise engineering quality through design reviews, code reviews, and technical coaching.
• Establish engineering best practices and contribute to long-term technology strategy.
• Foster a culture of ownership, operational excellence, and continuous improvement.

What You'll Bring:

Required Qualifications

• Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
• 10+ years of experience designing and building large-scale distributed systems.
• Strong expertise in Golang or Java, with deep knowledge of backend system design.
• Experience building cloud-native applications on Azure or Google Cloud Platform (GCP).
• Hands-on experience with Kubernetes, containerized microservices, and service orchestration.
• Strong understanding of Event-Driven Architecture (EDA) and distributed messaging systems such as Kafka.
• Experience with large-scale data platforms including Cosmos DB, BigQuery, or similar distributed databases.
• Strong knowledge of API design, distributed systems, scalability patterns, and fault tolerance.
• Expertise in observability using tools such as Grafana, Prometheus, OpenTelemetry, Splunk, or OpenObserve.
• Strong experience with CI/CD pipelines, DevSecOps, automation, and infrastructure modernization.
• Excellent debugging, performance tuning, and production incident management skills.
• Proven ability to influence technical direction across multiple teams.

Preferred Qualifications

• Experience building large-scale eCommerce or marketplace platforms.
• Experience with customer-generated content, moderation systems, or recommendation platforms.
• Knowledge of distributed data processing and streaming architectures.
• Experience with AI-assisted developer tools such as GitHub Copilot, Cursor, or similar productivity tools.
• Contributions to engineering strategy, architecture governance, or platform engineering initiatives.

Success Measures

Success in this role will be measured by:

• Delivering highly scalable and resilient distributed systems that support Walmart's growing eCommerce business.
• Improving platform reliability, latency, availability, and operational excellence.
• Driving successful modernization of the UGC 2.0 architecture.
• Increasing engineering productivity through automation and platform improvements.
• Mentoring engineers and elevating engineering standards across the organization.
• Influencing technical strategy and enabling cross-functional teams to deliver customer-focused business outcomes.

Business Impact

The Staff Software Engineer will play a pivotal role in evolving Walmart's UGC platform, ensuring millions of customers can reliably create, moderate, and consume trusted ratings and reviews every day. By leading architectural modernization, driving engineering excellence, and improving platform scalability and reliability, this role directly contributes to customer trust, product discoverability, conversion, and the continued growth of Walmart's global eCommerce business.

About Walmart Global Tech
Imagine working in an environment where one line of code can make life easier for hundreds of millions of people.  That’s what we do at Walmart Global Tech. We’re a team of software engineers, data scientists, cybersecurity expert's and service professionals within the world’s 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.

Walmart’s culture sets us apart, and we know being together helps us innovate, learn and grow great careers. This role is based in our [Bangalore/Chennai] office for daily work, with the flexibility for associates to manage their personal lives.

Benefits
Beyond our great compensation package, you can receive incentive awards for your performance. Other great perks include a host of best-in-class benefits maternity and parental leave, pto, health benefits, and much more.

Belonging
We aim to create a culture where every associate feels valued for who they are, rooted in respect for the individual. Our goal is to foster a sense of belonging, to create opportunities for all our associates, customers and suppliers, and to be a Walmart for everyone.
At Walmart, our vision is "everyone included." by fostering a workplace culture where everyone is—and feels—included, everyone wins. Our associates and customers reflect the makeup of all 19 countries where we operate. By making Walmart a welcoming place where all people feel like they belong, we’re able to engage associates, strengthen our business, improve our ability to serve customers, and support the communities where we operate.

Equal opportunity employer
Walmart, inc., is an equal opportunities 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

Minimum Qualifications...

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

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

Primary Location...

Block- 1, Prestige Tech Pacific Park, Sy No. 38/1, Outer Ring Rd Kadubeesanahalli , India