Staff Software Engineer

Staff Software Engineer

What you'll do at

The platform is used by merchants to setup new products, publish new/updated offers, create assortments, update inventory, on-boarding, competitive pricing which collectively offer great shopping experiences for our customers. With hundreds of millions of existing SKUs and tens of thousands of SKUs being added every day, this team works on challenging problems to process millions of updates to content, prices, inventory levels and other cross cutting data elements in realtime using multiple distributed systems and custom purpose built solutions that are performant and extensible. With an increasing e-commerce footprint and the new partners (, SHOES.COM, hayneedle, BONOBOS, VUDU, MooseJaw etc) joining Walmart family, this team is required to operate in an agile environment adapting to changing requirements.

As an engineer in this team you are given autonomy in technical choices to achieve a business outcome and are expected to drive technical innovation from design to operations, in all phases of the software development lifecycle. You will be measured based on technical innovation you bring to the team , quality of your work and collaboration with your peers. We are looking for highly innovative, flexible, self-directed and passionate software engineers to come join our team and help shape our product roadmap.

Minimum Qualifications

BS in Computer Science or equivalent with 5+ years of professional experience in software development or M.S in Computer Science with 2+ years professional experience in software development.
• Strong Computer Science fundamentals in object-oriented design , functional programming, data structures, algorithms and complexity analysis.
• Strong programming skills preferably in one of C, C++, Scala, Java, Javascript, Python, Kotlin.
• Above Intermediate Level Expertise in using open-source big data technologies to build large scale data processing applications (Apache Hadoop, Spark, Storm etc.).
• Above Intermediate Level Expertise required with SQL databases, NoSQL databases (cassandra, mongodb), database modeling, and ORMs.
• Obsession with writing robust code, operational excellence and customer experience.
• Experience with AJAX, XML/XSLT, SOAP, caching technologies, web protocols, Web services technologies.
• Knowledge of Linux/Unix and a scripting language like perl/ ruby.
• Demonstrated Ability and willingness to multi-task and learn new technologies quickly.

Preferred Qualifications

Experience with reactjs, electrode, Spring Framework, Java EE technologies.
Experience working in a fast-paced, agile e-commerce environment.
Experience dealing with issues like resource contention and scalability in multi-threaded web applications.
Experience taking ownership of building complex software systems that have been successfully delivered to end users.
Knowledge of best practices for the full software development life cycle.
Technical design skills with an emphasis on distributed and/or cloud-based design and scaling, Solid understanding of large-scale, cloud-based distributed systems, benchmarking.
Experience Mentoring Junior Software Engineers.
Experience with distributed systems, agreement protocols (Rift, Paxos), consistent hashing, circuit breaker, distributed locking, replication and load balancing.

About Walmart Labs

Imagine working in an environment where one experiment can catapult an entire industry toward a smarter future. That’s what we do at Walmart Labs. We’re a team of 5,000+ software engineers, data scientists, designers and product managers within Walmart, the world’s largest retailer, delivering innovations that improve how our customers shop and our enterprise operates.

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All the benefits you need for you and your family

  • 100% coverage for in network preventative care
  • Retirement Plan
  • Vision Plans
  • Dental Plans
  • Exclusive Discounts

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