Principal, Software Engineer
Walmart Global Tech (Walmart) · Posted Oct 6
Global software development, cloud infrastructure, data platforms, and retail technology services
Bangalore, Karnataka, IndiaFull-timeOnsiteLead/Staff15+ years₹90.0L–₹1.4Cr yearly100+ applicants
Retail TechnologySoftware DevelopmentInformation TechnologyE-commerceCloud ComputingPublic Company
Comp. & BenefitsFull time
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About the role
Walmart+ Membership builds a retail membership program that integrates benefits across delivery, fuel, streaming services, and other experiences to deepen customer engagement and loyalty. The team builds and operates platforms supporting membership acquisition, enrollment, benefits, eligibility, billing-related experiences, engagement, retention, and partner integrations at Walmart scale. As a Principal Software Engineer, this role sets technical strategy and architecture for distributed, event-driven systems, leads cross-functional initiatives, and stays hands-on delivering resilient, customer-centric solutions for millions of customers.
What you will do
- Serve as a hands-on technical authority and trusted advisor for Walmart+ engineering teams, influencing architecture and implementation across multiple products and services.
- Lead the discovery, technical strategy, and solution design for complex initiatives spanning membership, customer engagement, benefits, personalization, and omnichannel experiences.
- Define and evolve scalable, resilient, and secure architectures for distributed systems, microservices, and event-driven platforms.
- Translate business objectives and customer needs into pragmatic technical strategies, roadmaps, milestones, and measurable engineering outcomes.
- Drive architecture decisions that balance customer value, quality, cost, delivery timelines, maintainability, and long-term platform evolution.
- Design and review systems using Java, Spring Boot, Node.js, Kafka, NoSQL databases, cloud-native technologies, and related platform capabilities.
- Lead design reviews, technical deep dives, code reviews, and architecture discussions, ensuring solutions meet Walmart engineering, security, privacy, accessibility, and operational standards.
- Establish and promote coding standards, design patterns, testing strategies, observability practices, and secure software development principles.
- Stay hands-on by contributing to critical code, prototypes, proof-of-concepts, technical spikes, and production problem resolution.
- Ensure services are built for reliability through effective telemetry, monitoring, alerting, capacity planning, performance engineering, disaster recovery, and operational readiness.
- Drive engineering excellence through automation, CI/CD, DevOps practices, continuous delivery, and improvements to developer productivity.
- Partner closely with Product Management, UX/UI, Quality Engineering, Site Reliability Engineering, DevOps, Security, Data, and Architecture teams.
- Communicate complex technical concepts clearly to engineers, architects, product leaders, business stakeholders, and senior leadership.
- Create clear technical documentation, architecture decision records, diagrams, presentations, and implementation guidance.
- Mentor senior engineers and technical leads, foster a culture of learning and innovation, and help grow the organization’s technical capabilities.
- Influence technical standards and reusable patterns across Walmart+ and the broader Walmart Global Tech community.
- Conduct research and evaluate emerging technologies, including agentic AI use cases, to identify opportunities that improve customer experiences, engineering effectiveness, and platform scalability.
- Participate in hiring, technical assessments, hackathons, demo days, architecture forums, and other activities that strengthen the engineering community.
- Provide technical leadership during production incidents, debugging complex distributed-system issues and driving durable corrective actions.
Skills used in this role
JavaSpring BootNode.jsJavaScriptTypeScriptKafkaNoSQLAzureGoogle CloudDockerKubernetesHelmGitMavenPrometheusGrafanaSplunkDistributed SystemsMicroservicesEvent-Driven ArchitectureCI/CDDevOpsObservabilityGenerative AICommunication
What the employer is looking for
- Bachelor’s or Master’s degree in Computer Science, Computer Engineering, Software Engineering, Computer Information Systems, or a related field, or equivalent practical experience.
- Typically 15+ years of experience in software engineering, with a strong focus on building and operating large-scale distributed systems.
- Demonstrated experience as a Principal Engineer, Staff Engineer, Lead Engineer, Architect, or equivalent technical leadership role.
- Extensive hands-on experience designing, developing, and delivering software products and platforms with a large user base.
- Advanced knowledge of software design, distributed systems, microservices architecture, event-driven architecture, design patterns, data structures, algorithms, and performance engineering.
- Strong hands-on experience with Java and Spring Boot; experience with Node.js and JavaScript/TypeScript is highly desirable.
- Deep experience with Kafka or comparable event-streaming technologies, including topic design, partitioning, consumer groups, delivery semantics, replay, schema evolution, and operational troubleshooting.
- Experience with NoSQL databases and an understanding of data modeling, consistency, availability, partitioning, replication, and scalability trade-offs.
- Experience building cloud-native services on public cloud platforms such as Microsoft Azure or Google Cloud Platform.
- Strong understanding of DevOps and CI/CD practices, Git, Maven or comparable build tools, automated testing, release management, and infrastructure automation.
- Experience with containerized platforms and technologies such as Docker, Kubernetes, and Helm.
- Excellent debugging, performance analysis, production support, and incident-management skills.
- Experience with observability and operational tools such as Prometheus, Grafana, Splunk, distributed tracing, structured logging, and service-level indicators.
- Proven ability to influence without direct authority and align multiple teams around a technical direction.
- Excellent written and verbal communication skills, with the ability to explain complex concepts to both technical and non-technical audiences.
- Strong decision-making skills and the ability to balance competing priorities in a complex, fast-paced environment.
- Experience working with global, geographically distributed teams and products.
- Exposure to agentic AI, generative AI, or intelligent automation use cases in software engineering or customer-facing products is desirable.
- Risk analysis and trade-off methodologies, including cost analysis, business objectives, requirement classification, domain knowledge, user stories, and functional/non-functional requirements.
- Coding standards, secure coding practices, software design principles, and development guidelines.
- Programming languages and frameworks such as Java, JavaScript/TypeScript, Spring Boot, and Node.js.
- Platforms and infrastructure such as Microsoft Azure, Google Cloud Platform, Kubernetes, Docker, and Helm.
- Quality, safety, privacy, and security standards, including PCI and other applicable compliance requirements.
- Telemetry, observability, service health, capacity management, and operational readiness.
- CI/CD, code management tools, automated testing, release practices, and the software development lifecycle.
- Secure Software Development Lifecycle frameworks, tools, and controls.
- Accessibility and inclusive product-development principles, including awareness of WCAG 2.2 AA and accessible digital experiences.
Benefits and support
- Incentive awards for performance
- Maternity and parental leave
- PTO
- Health benefits
About Walmart Global Tech (Walmart)
Walmart Global Tech is the engineering and technology division of Walmart Inc., powering the world's largest retailer with cutting-edge digital experiences, cloud infrastructure, and enterprise data solutions. The organization operates on a global scale across the US, India, Mexico, Costa Rica, and Israel, building systems that optimize retail operations and enhance customer convenience. By combining advanced computing with massive retail scale, Walmart Global Tech drives digital and omnichannel transformation for Walmart U.S., Sam's Club, and Walmart International.
- Industry
- Retail Technology
- Company size
- 25000+ employees
- Founded
- 2011
- Location
- Bentonville, Arkansas, USA
- Funding stage
- Public Company
Leadership
SK
Suresh Kumar
EVP, Global Chief Technology Officer and Chief Development Officer
AB
Anshu Bhardwaj
Senior Vice President and Chief Operating Officer, Walmart Global Tech
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