Staff Software Engineer

Position Summary...

What you'll do...

Here at Walmart, we’re driven by an intellectual curiosity that keeps us on the cutting-edge of user design and a seamless customer experience. We’re intrigued by the opportunity to engineer the most optimal approach that drives conversions and generates consumer loyalty across every touchpoint of the digital journey.

As a Staff Software Engineer you are responsible for developing high performance and scalable WFS Application that meet the needs of next generation Supply Chain, in particular it’s Walmart Fulfillment Services (exposing Walmart’s Supply chain assets to Sellers) that is built largely on an event driven platform implemented via a micro-service architecture and UI is built using ReactJS/Redux. The platform runs in the public cloud and uses a large number of technologies and middle ware. This product is responsible for enabling sellers to use Walmart’s services to fulfill customer orders taken on behalf of seller on Walmart.com. We are looking to bring more intellectually curious engineers who are passionate about technology in general.

What you'll do...

• Demonstrate up-to-date expertise in Software Engineering and apply this to the development, execution, and improvement of action plans.

• Lead medium- to large-scale projects.

• Lead team of application engineers, architect and product visionaries to design, prototype and build technology-driven products that will serve the current and future needs of ecommerce

• Analyzes business problems to design solutions and/or implements and tests complex code changes for specific requirements or application/standalone program.

• Primarily responsible for delivering high quality technical designs and code for the product requirements in a fast-paced agile scrum sprint.

• Designing complex systems which are scalable and fault tolerant.

• Implement application which meet throughput and SLAs requirements.

• Implement application to meet the user experience standards.

• Implement unit test cases, perform code reviews and write feature documentation.

• 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

• Provide support as SME for the functional domain.

• 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

What you'll bring...

• Design and develop highly scalable services and solve complex software systems problems by leveraging state-of-the-art technology.

• Work closely with our product, design, and UX teams to create amazing and intuitive experiences that make it effortless for sellers to interact with WFS platform.

• Provide technical direction, architecture leadership and expertise to the team.

• Design, Develop, prototype and build micro services using Spring, Java.

• Develop and build user interfaces using ReactJS/Redux.

• Working on SQL/No-SQL database technologies such as Oracle, Cosmos DB, ElasticSearch, Casandra and Solr.

• Working with Async Message processing systems like Kafka and JMS technologies to process the messages and integrate across systems.

• Tune performance of the application by understanding and monitoring resource consumption of both memory and CPUs.

• Measure and resolve performance bottlenecks, using tools like Chrome DevTools, Lighthouse, or custom tooling.

• Build and deploy applications using CI/CD tools.

• Integrate application with various software stacks from Azure and GCP.

• Developing functional and unit test cases by using Junit and TestNG frameworks.

• Building Continuous code Integration & deployment pipelines using tools like Jenkins and Maven.

• Working on code version control systems like GitHub and project tracking and management tools like JIRA, Kanban and Confluence.

• Monitor application status and identify root cause for failures and necessary changes to resolve the problem from reoccurring in future.

• Hand-On experience on application logging, reporting and monitoring tools like Splunk and Grafana

Nice to Have

• Scripting skills in at least one of the following: Shell, Perl, Python.

• Experience with big data technologies (Hadoop, Hive, Spark)

• Excellent analytics skills to understand the systems and identify gaps.

• Attitude to thrive in a fun, fast-paced start-up like environment

• Experience in production system operations (logging, telemetry, alerting etc.)

• Has ambition and vigor to add value to a rapidly growing development team

Preferred Qualifications

• Bachelor's Degree in Computer Science or related field and 14+ years or Master's Degree in Computer Science or related field and 12+ years of experience

• Proven industry experience with large scale distributed systems

• Strong expertise in JavaScript, AJAX, HTML5, CSS3, JSON 

• Strong expertise in ReactJS/Redux, Angular 

• Strong expertise in NodeJS, GraphQL 

• Experience building reusable React components.

• Solid experience with object-oriented and/or event driven systems

• Strong programming experience in object-oriented programming e.g. Java, Scala

• Experience with microservices architecture.

• Experience building application with Spring Boot.

• Experience with asynchronous technologies like Kafka, JMS etc.

• Experience analyzing application for performance degradation and come up with plans to improve the same.

• In depth knowledge of SQL/No-SQL and database technologies (Oracle, Cosmos DB, ElasticSearch, Casandra and Solr.)

• Working experience with cloud technologies like Azure, GCP.

• Strong aptitude for writing efficient code

• Excellent communication and problem-solving skills

Benefits and Perks

At Walmart, we offer competitive pay as well as performance-based incentive 
awards and other great benefits for a happier mind, body and wallet. Health benefits include medical, vision and dental coverage.

Financial benefits include 401(K), stock purchase and company-paid life insurance.  Paid time off benefits include PTO(including sick leave), parental leave, family care leave, bereavement, jury duty and voting.  

Other benefits include short-term and long-term disability, education assistance with college degrees for $1 a day, company discounts, military service pay, adoption expense reimbursement, and more. 

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms. For information about benefits or eligibility. see One.Walmart.com/Health.

The annual salary range for this position is $144,000.00 to $216,000.00

Additional compensation includes annual or quarterly performance incentives. 

Additional compensation for certain positions may also include:

• Regional Pay Zone(RPZ) (based on location)

• Stock equity incentives

Equal Opportunity Employer: 

Walmart, Inc. is an Equal Opportunity Employer – By Choice. 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 diversity- unique styles, experiences, identities, ideas and opinions – while being inclusive of all people.    

Who We Are:  

Join Walmart and your work could help over 275 million global customers live better every week. Yes, we are the Fortune #1 company. But you’ll quickly find we’re a company who wants you to feel comfortable bringing your whole self to work. A career at Walmart is where the world’s most complex challenges meet a kinder way of life. Our mission spreads far beyond the walls of our stores. Join us and you'll discover why we are a world leader in diversity and inclusion, sustainability, and community involvement.  From day one, you’ll be empowered and equipped to do the best work of your life. careers.walmart.com  

About Global Tech:   

Imagine working in an environment where one line of code can make life easier for hundreds of millions of people and put a smile on their face. That’s what we do at Walmart Global Tech. We’re a team of 15,000+ software engineers, data scientists and service professionals within Walmart, the world’s largest retailer, delivering innovations that improve how our customers shop and empower our 2.2 million associates. To others, innovation looks like an app, service, or some code, but Walmart has always been about people. People are why we innovate, and people power our innovations. Being human led is our true disruption.  

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Minimum Qualifications...

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

As permitted by applicable law, provide evidence of full vaccination as defined by CDC guidelines OR secure approval of medical or religious accommodation for the vaccination mandate., Bachelor’s degree in Computer Science and 4 years’ experience in software engineering or related field OR 6 years’ experience in software
engineering or related field.

Preferred Qualifications...

Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.

Master’s degree in Computer Science or related field and 3 years' experience in software engineering

Primary Location...

640 W California Avenue, Sunnyvale, CA 94086-4828, United States of America