Principal, Software Engineer

Deep understanding of designing, building, and maintaining microservices-based systems.

Deep Understanding of IAM concepts : Authentication, authorization, SSO, MFA, RBAC, ABAC, and federation protocols (SAML, OAuth, OpenID Connect)

Experience with RESTful APIs, gRPC, and API documentation (e.g., Swagger/OpenAPI).

Hands-on experience with Docker and container orchestration platforms like Kubernetes.

Familiarity with deploying and managing microservices on cloud providers (AWS, Azure, GCP).

Understanding of messaging systems (e.g., Kafka, RabbitMQ, AWS SNS/SQS).

Strong expertise in Java/J2EE/Spring technologies

Skills in monitoring, logging, and tracing (e.g., Prometheus, Grafana, ELK Stack, Jaeger).

Implementing authentication, authorization, and secure communication between services.

Experience working with NoSQL databases like Cosmos DB, Cassandra, MongoDB

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.

Work 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.

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.

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