Software Engineer III

Position Summary...

As a Software Engineer (Back End) you are responsible for developing high performance and scalable Omni Catalog Service that meet the needs of millions of Walmart customers. Design and develop integrations with next generation downstream application that is built largely on an event driven platform implemented via a micro-service architecture. We are looking to bring more intellectually curious engineers who are passionate about technology in general.

About Team:
Sam's Club is our membership warehouse club, a business model that provides our members with high-quality products at prices that are unrivaled by traditional retail. Sam's Club provides a carefully curated assortment of items, as well as developing and leading technologies and services such as Scan & Go, Club Pickup, and home delivery service in select markets. Sam's Club also provides travel, auto purchasing, pharmacy, optical, hearing aid centers, tire and battery centers, and a portfolio of business operations support services.

Our Catalog Engineering team has built a highly scalable Omni Catalog Service. You will work on NextGen upstream integration, catalog migration to a new platform, and develop highly scalable catalog micro services.

What you'll do...

• Strong computer science fundamentals: data structures, algorithms, design patterns.
• Design and implement highly scalable RESTful API backend services which are functional, scalable, and fault-tolerant using Java and NoSQL/SQL databases.
• Integrate databases like Cassandra, MySQL, and ElasticSearch, with external RESTful and GraphQL APIs
• Familiarity with distributed computing technologies such as Apache Kafka, or Apache Spark
• Familiarity with distributed cache systems such as Redis, Memcached, or equivalent.
• Strong understanding of threading for efficient concurrency management.
• Knowledge of implementing IO and computation tasks efficiently.
• Develop, test, and deploy in Kubernetes, familiarity with Docker and CI/CD using Jenkins
• Conform to best practices with code changes, test coverage for quality and documentation.
• Conduct code reviews and provide feedback.
• Manage code and configurations for multiple environments, release management process, creating and maintaining environment configuration and controls, code integrity and security
• Support new feature software development from investigation to design production implementation and maintenance.
• Gather business requirements, stories and similar artifacts of the scrum process, work in an agile development environment with a quick turnaround time and iterative builds
• Gather requirements, design, develop, test, and support the software application
• Analyze A/B test reported results and consumer feedback to identify and fix issues related to software platform

What you’ll bring: 

• Bachelor’s degree or master’s degree in computer science
• Solid hands-on experience with object-oriented and/or event driven systems.
• 2+ year’s experience with C++, Java, Docker, and Kubernetes.
• Nice to have knowledge on RUST.
• 1+ year experience in familiarity and proficiency in building RESTful APIs, distributed databases and caches.
• 1+ year any cloud experience using kubernetes

• Extensive experience developing services using back end technologies 

About Walmart
Sam Walton opened the first Sam's Club in 1983 to meet a growing need among customers who wanted to buy merchandise in bulk. Since then, Sam's Club has grown rapidly, opening more than 600 clubs in the U.S. and 100 clubs internationally. By offering affordable, wholesale merchandise to members, Sam's Club helps make saving simple for families and small business owners. Sam's Club employs about 110,000 associates in the U.S. The average club is 134,000 square feet and offers bulk groceries and general merchandise. Most clubs also have specialty services, such as a pharmacy, an optical department, a photo center, or a tire and battery center.

Walmart’s culture is