Senior, Software Engineer

Position Summary...

Join a dynamic engineering team focused on enhancing the Seller Experience and driving the growth of Walmart's Marketplace and Walmart Fulfillment Services (WFS). As part of Walmart e Commerce, you'll play a key role in reshaping the future of shopping by developing innovative solutions that impact millions of shoppers. Walmart Marketplace is a community of trusted sellers offering high-quality products and exceptional customer service which is an essential component of Walmart's growth strategy. Through WFS, sellers can leverage Walmart's advanced fulfillment infrastructure to streamline operations and improve delivery to customers. In this fast-paced, innovation-driven environment, you'll collaborate with cross-functional teams to build scalable solutions that push the boundaries of e Commerce and fulfillment, driving Walmart's digital growth.
Focusing on customer, associate and business needs, this team works with Walmart International, which includes more than 5,200 retail units, operating in 23 countries such as Canada, Central America, Chile, China, India, Mexico and South Africa to name a few.

What you'll do...

As a Senior Software Engineer, you will lead and participate in medium- to large-scale projects by reviewing project requirements; translating requirements into technical solutions; gathering requested information; writing and developing code; conducting unit testing; communicating status and issues to team members and stakeholders; collaborating with project team and cross functional teams; troubleshooting open issues and bug-fixes; ensuring on-time delivery and hand-offs; interacting with project manager to provide inputs on project plan; and providing updates to the project team. You will be more responsible for designing, developing, and deploying scalable full stack applications, including user interfaces, backend services, data pipelines, and AI/ML integrations.

• Architect, design, and implement end-to-end full stack applications using modern frameworks
• Develop robust backend APIs and microservices, ensuring scalability, security, and performance
• Build and optimize data pipelines for real-time and batch processing
• Ensure all solutions comply with Walmart’s Solution Security Plan (SSP), data governance, privacy, and regulatory requirements
• Implement CI/CD pipelines, automated testing, and monitoring for production-grade deployments
• Collaborate with product managers, and other engineers to deliver seamless user experiences.
• Mentor junior engineers and promote best practices in software engineering, security, and DevOps

What you'll bring:

• Bachelor's Degree Computer Science or related field and 5+ years on large-scale distributed system or Master’s degree in Computer Science or related field and experience building scalable backend applications
• Proficiency in Java with experience in Microservices, Object-Oriented Design, and Event-Driven Architectures
• Desired Technology Stack: Java, React JS, Kafka, Cosmos DB, and experience with Cloud Platforms like Azure, GCP, or AWS
• Working experience with multithreading, data structures, algorithms and design patterns
• High-level proficiency in developing REST APIs using Java & Springboot
• Knowledge of Cloud technologies GCP or Azure, and knowledge on RDBMS, CosmosDB and CI/CD
• Experience with message queues - Kafka, Azure Service bus
• Experience on unit testing frameworks (Junit, Jest, Enzyme, React Testing Library, etc) and code quality control platforms like Sonar
• Experience with containerization technologies such as Docker and Kubernetes
• Ability to adapt to change quickly, willingness to learn new and emerging technologies
• A disciplined approach to development, code review, testing, documentation, and code structure in a team environment
• Experience with being a core contributor to a software project: understanding domain and business requirements, being responsible for critical parts of the application
• Experience working with logging and application monitoring stack: Grafana, Dynatrace, Splunk etc.
• Good communication skills, working in multi-team project
• A constant desire to improve, learn more, and take things to the next level, and a passion for adopting the latest features in the technologies that we leverage
• Experience in AI tools to improve the developer produc