Senior Software Engineer

Walmart Stores SUNNYVALE, CA

About the Job

Position Description


As a Senior Software Engineer (Back End) you are responsible for designing high performance and scalable e-commerce applications that meet the needs of millions of Walmart customers and its next generation Supply Chain, in particular it’s Unified Inventory Management System that will be built largely on an event driven platform implemented via a micro-service architecture. The platform runs in the cloud and uses a large number of technologies and middle ware. We are looking to bring more intellectually curious engineers who are passionate about technology in general.

Responsibilities include:
• Represent the team in architectural and technical discussions with other engineering teams
• Represent the team in discussions with the Product and Business teams
• Analyze business problems to design solutions and/or implements and tests complex code changes for specific requirements or application/standalone program.
• Split between individual contributor and leadership role is expected to be 75/25, you will spend most of your time hands on coding and architecting.
• Participate as an individual contributor in the design, coding and implementation of sophisticated features
• Perform build, deployment and continuous integration processes to move the code and configurations from local development environments to QA & Production environments
• Drive production deployments using platform’s automated CI and deployment tools
• Work closely with engineering management on optimizing all engineering processes such as estimation, architecture, task definition etc.
• Demonstrate up-to-date expertise in Software Engineering and apply this to the development, execution, and improvement of action plans.
• Work as Level 3 production support engineer on a rotation-basis to help Level 2 production support team for any production issue where engineering help is required. Provide support in troubleshooting / investigations pertaining to the inventory management systems.
• Responsible for production environment health as first priority, enabling automated monitoring and alerting and ensuring close to 100% uptime.
• Support Business requests for investigation and analysis
• Troubleshoot business and production issues
• Help the team leverage and contribute to open source technologies

Minimum Qualifications


• Bachelor's Degree in Computer Science or related field and 8-10 years or Master's Degree in Computer Science or related field and 6-8 years of experience
• Proven industry experience with large scale distributed systems
• Solid experience with object-oriented and/or event driven systems
• Strong programming experience in object oriented programming e.g. Java or functional programming e.g. Scala or F#
• Extensive experience building services using back end technologies (Java, Spring, Hibernate)
• In depth knowledge of SQL/No-SQL and database technologies ( Oracle, Cassandra, Hive) and caching solutions (Couchbase/Redis)

Additional Preferred Qualifications


Scripting skills in at least one of the following: Shell, Perl, Python, Bash, or Ruby
• Strong aptitude for writing efficient code
• Attitude to thrive in a fun, fast-paced start-up like environment
• Experience in production system operations (logging, telemetry, alerting etc.)
• Excellent communication and problem-solving skills
• Has ambition and vigor to add value to a rapidly growing development team

Company Summary


The Walmart eCommerce team is rapidly innovating to evolve and define the future state of shopping. As the world’s largest retailer, we are on a mission to help people save money and live better.  With the help of some of the brightest minds in technology, merchandising, marketing, supply chain, talent and more, we are reimagining the intersection of digital and physical shopping to help achieve that mission.

Position Summary


As a Senior Software Engineer (Back End) you are responsible for designing high performance and scalable e-commerce applications that meet the needs of millions of Walmart customers and its next generation Supply Chain, in particular it’s Unified Inventory Management System that will be built largely on an event driven platform implemented via a micro-service architecture. The platform runs in the cloud and uses a large number of technologies and middle ware. We are looking to bring more intellectually curious engineers who are passionate about technology in general.

Responsibilities include:
• Represent the team in architectural and technical discussions with other engineering teams
• Represent the team in discussions with the Product and Business teams
• Analyze business problems to design solutions and/or implements and tests complex code changes for specific requirements or application/standalone program.
• Split between individual contributor and leadership role is expected to be 75/25, you will spend most of your time hands on coding and architecting.
• Participate as an individual contributor in the design, coding and implementation of sophisticated features
• Perform build, deployment and continuous integration processes to move the code and configurations from local development environments to QA & Production environments
• Drive production deployments using platform’s automated CI and deployment tools
• Work closely with engineering management on optimizing all engineering processes such as estimation, architecture, task definition etc.
• Demonstrate up-to-date expertise in Software Engineering and apply this to the development, execution, and improvement of action plans.
• Work as Level 3 production support engineer on a rotation-basis to help Level 2 production support team for any production issue where engineering help is required. Provide support in troubleshooting / investigations pertaining to the inventory management systems.
• Responsible for production environment health as first priority, enabling automated monitoring and alerting and ensuring close to 100% uptime.
• Support Business requests for investigation and analysis
• Troubleshoot business and production issues
• Help the team leverage and contribute to open source technologies