(USA) Staff, Software Engineer (fullstack - Backend)

Staff Software Engineer (Full Stack)

Walmart Global Tech is looking to hire a Staff Software Engineer (Full Stack) for their Marketplace Engineering team. An ideal candidate must have expertise in Java, React, strong knowledge of algorithms and data structures, cloud application development, automation tools, CI/CD pipeline, and a proven understanding of microservices and REST APIs.

As a part of Walmart Global Tech, you will build industry defining seller and customer experiences in growing the marketplace platform. You will be in the unique position to bring a broader impact to the Walmart's customers and sellers by providing insights and intelligence on marketplace related transactions and provide capabilities to associates in supporting all segments of Walmart. If you are the type of person who feels a personal stake in everything that you work on, has a love for data, enjoys solving complex problems, has a passion for privacy, knows how to foster strong relationships and build trust, and works for the success of the entire team.

What you'll do:

• Collaborate with cross functional teams including business, product and other software engineers to understand the business problem, review business requirements, draft technical requirements, scope, design, develop, test, and deploy services and systems.
• Collaborate with your team to perform design and code reviews, provide constructive feedback, improve operational excellence to ensure high quality, high availability, scalable and performant systems.
• Create and enhance large sized applications, services, or significant set of components within a large application.
• Willing to learn and contribute in any layer of the stack, from front-end development to back-end services and data.

• User Interface Design: Utilize your knowledge in HTML, CSS, JavaScript, ReactJS, and Webpack to build responsive and dynamic user interfaces. Implement and customize CSS frameworks such as Bootstrap or Foundation to enhance the visual appeal and functionality.

• Node.js Knowledge: Leverage your knowledge on Node.js for server-side JavaScript, developing scalable backend services and ensuring seamless integration with frontend applications. Implement efficient data processing and handle asynchronous operations effectively.

• Backend Development: Design and develop RESTful APIs, ensuring robust and secure communication between frontend and backend systems. Work with databases, both SQL and NoSQL, to manage data storage and retrieval efficiently. Apply performance optimization techniques and security best practices.

• Mentoring & Learning: Provide mentorship to junior team members, fostering a culture of continuous learning and professional growth. Lead by example and encourage knowledge sharing within the team.

• Architecture & Design: Stay abreast of emerging frontend and backend technologies, make strategic architectural decisions, and maintain comprehensive documentation. Drive the architectural vision for both frontend and server-side systems.

• Collaboration: Work closely with cross-functional teams to enhance user experiences and ensure seamless integration. Facilitate effective communication and collaboration across departments.

• App Health, Quality, and Performance: Prioritize application quality, respond swiftly to feedback, improve performance, and address critical issues proactively. Implement best practices for monitoring and maintaining application health.

• Tech Initiatives & Innovation: Contribute to technological advancements and innovation within the team. Champion new ideas and drive the adoption of cutting-edge frontend and backend technologies.

• Time Management & Planning: Develop detailed project timelines, manage tasks efficiently, and practice effective time management. Ensure timely delivery of high-quality projects.

• Engineering Excellence: Focus on meticulous, detail-oriented work, conduct rigorous code reviews, and resolve complex technical challenges. Uphold the highest standards of engineering excellence.

• Leadership: Provide strategic technical guidance, lead and manage projects, and coordinate with other teams to achieve successful outcomes. Exhibit strong leadership qualities and mentor junior team members.

General Skills:

• 10+ years of full-stack development experience in complex web applications.
• Proven ability to write clean, testable, and maintainable code.
• Strong analytical and problem-solving skills.
• Excellent verbal and written communication skills.
• Demonstrated leadership abilities to lead projects and mentor junior team members.
• Experience in e-commerce or marketplace platforms.
• Contributions to open-source projects or active involvement in internal platform evangelism.

What you'll bring:

• 7+ years of relevant experience in building highly resilient, highly scalable systems.
• A good understanding of Java and Microservices.
• Hands-on experience with Java, ReactJS, Spring Boot, Cloud (Azure/GCP/AWS), Webpack, Kafka (or other messaging service), Memcached/Redis or any caching technologies, relational DBMS (MySQL, Oracle etc.)
• Should be hands-on writing/reviewing design & code.
• Understand the product and project management space with Agile methodologies.
• CI/CD development environments/tools: Git, Maven, Jenkins.
• Demonstrated end-to-end ownership for development and design of least one cloud-based project - Experience in building extensible platforms, data pipelines are desirable.
• Experience in internalization is a plus.
• Strong desire to drive change, and ability to adapt to change quickly. Proficient in new and emerging technologies.
• Ability to balance the long-term "big picture" and short-term implications of design decisions.
• Exceptional communication and interpersonal skills - including negotiation, facilitation, and consensus building skills; ability to influence and persuade, without direct control.
• Mentoring/coaching Senior staff engineers and other Engineers.
• Focus on reusability, frameworks, patterns, and configurations tools for faster development.
• Practitioner of Agile (Scrum) methodology.
• Understanding of machine learning preferred.

About Team: Our team works closely with our US stores and eCommerce business to better serve customers by empowering team members, stores, and merchants with technological innovation. From groceries and entertainment to sporting goods and crafts, Walmart U.S. offers an extensive selection that our customers value, whether they shop online at Walmart.com, through one of our mobile apps, or in-store. Focus areas include customers, stores and employees, in-store service, merchant tools, merchant data science, and search and personalization.

What you'll do:

• Design & Develop software for our OMNI Returns Backend Systems
• Design and implement pipelines to process real time delivery data against our Walmart Global Tech Guidelines.
• Collaborate with cross team and cross functional stakeholders
• What you'll bring: Our Ideal Candidate will have the following Qualifications:
• Over 10+ years of experience in designing and developing large-scale, distributed systems
• Proficiency in Java and Spring Boot
• Strong background in building scalable applications using Micro-services architecture
• Hands-on experience with both SQL and NoSQL databases (e.g., Azure Cosmos, MySQL, Oracle, Cassandra, etc.)
• Expertise in internet-scale distributed technologies (e.g., ElasticSearch, Solr, MemCache, and similar tools)
• Experience working with distributed event streaming platforms (e.g., Kafka, Kinesis, etc.)

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 experts, 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