Staff Software Engineer

Staff Software Engineer

  • Location SUNNYVALE, CA
  • Career Area Information Technology
  • Job Function Information Technology
  • Employment Type -
  • Position Type -
  • Requisition 1332946BR

What you'll do at

SCORE is a state-of-art optimization system that solves complex problems like for route planning, load planning and truck load optimization for Walmart's transportation network. It uses a gamut of proprietary machine learning and combinatorial optimization models to power its solvers. It is is a multi-tenant, highly scalable, low latency system used across geographies. As a backend engineer on SCORE, you will be working closely with a team of world class engineers and data scientists to scale algorithms and build data pipelines feeding the algorithms. You will also get an opportunity to develop APIs that power business flows.

Minimum Qualifications

1. Good knowledge of data structures and algorithms
2. Competency in writing efficient and maintainable code using OOP and Design Patterns
3. Experience developing low latency, highly scalable APIs in Java.
4. Experience writing high performance code that interfaces with an RDBMS using Object Relational Mappers like Hibernate.
5. Demonstrated knowledge of caching technology like Redis, Memcached, and leveraging them for scaling APIs.
6. Demonstrated knowledge of NoSQL datastores like Cassandra or Mongo.

Preferred Qualifications

Ability to architect high scalable, low latency systems.


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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