Principal Software Engineer role is a hands-on role that support architectural designs and advisory for retail domain areas. This is a highly technical role where the right candidate can go deep into specific application and services, and work on higher-level multi-domain system design leading cross cutting engineering solutions by delivering scalable infrastructure while leveraging AI agents /frameworks aligned with strategic roadmaps.
Do you love building and pioneering in the technology space Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive and iterative delivery environment We are seeking a Principal Software Engineer – who is passionate about building and driving solutions and platforms to power Walmart's Cross Border Trade to join our team. You will be part of a global marketplace engineering team that launches compelling solutions for Cross Border Trade initiatives at Walmart. The team leverages/implements global and international eCommerce, international platforms along with international marketplace applications to build custom developments that integrate with several systems for unified seller experience solutions. You will be at the forefront of building cross border trade platforms and services that enable Walmart to deliver vast selection at competitive prices with best-in-class customer experience. You will also actively collaborate and deliver across partner platform teams to ensure we continue to deliver the best experience to our sellers and customers. As a Principal Software Engineer for Marketplace team at Walmart, you'll have the prospect to
Guide and mentor, a team of engineers, conducting code reviews and leading design discussions to ensure engineering best practices.
Drive the execution of multiple business plans and projects by identifying customer and operational needs
Drive the adoption of coding standards, design patterns, and development best practices.
Lead the creation and maintenance of our technical architecture, aligning it with business goals and scalability requirements.
Architect complex software systems, ensuring performance, security, and scalability needs are met.
Consistently produce high-quality software with a focus on unit testing, regular code reviews, and continuous integration.
Uphold high standards in quality and operational excellence.
Ensure documentation aligns with project scopes, milestones,



and deliverables.
Promote and enforce technical standards across the organization to achieve concrete outcomes and drive engineering excellence.
Lead the discovery phase of major projects, ensuring the design aligns with business goals and technical requirements.
Collaborate with cross-functional teams to define project scopes and milestones.
Collaborate closely with Product Management, UX/UI, Quality Assurance, and DevOps teams.
Communicate complex technical concepts effectively to both technical and non-technical stakeholders.
Stay at the forefront of technological advancements, conducting research to identify emerging tools and methodologies.
12+ years of experience in designing and developing highly scalable applications
Robust understanding of computer science fundamentals (data structures, algorithms, design patterns, distributed computing)
Strong computer science fundamentals: data structures, algorithms, design patterns.
In-depth expertise in Java, JEE, Spring, distributed DBs, Cassandra and Kafka
Strong understanding of distributed systems concepts, microservices architecture, and container technologies (Docker, Kubernetes)
Deep knowledge of DevOps principles and practices, including CI/CD pipelines, automation tools (Git, Maven, Jenkins, Azure DevOps), and observability tools
Experience building and deploying cloud-native applications on major cloud platforms (GCP, Azure)
Familiarity with testing frameworks (JUnit, Mocha, TestNG, Selenium)
Experience building event-based distributed systems with tools like Kafka
Develop service contracts for RESTful web services using industry standards like Swagger and OpenAPI.
Familiarity with Agile methodologies (Scrum)
Demonstrated end-to-end ownership for development and design of least one cloud-based project - Experience in building extensible platforms, data pipelines.
~ Hands on with AI/ML/GenAI frameworks

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. 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 office for daily work, with the flexibility for associates to manage their personal lives
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.
By fostering a workplace culture where everyone is—and feels—included, everyone wins. 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., 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.
Option 1: Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 5 years' experience in software engineering or related area.
Option 2: 7 years' experience in software engineering or related area.
Master'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., 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.

📌 Tech Principal Software Engineer (Bengaluru)
🏢 Walmart Global Tech India
📍 Bengaluru