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Principal Software Engineer - OpenStack (Remote available)


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Job Details

Principal Software Engineer - OpenStack (Remote available) in SUNNYVALE, CA | Walmart Careers

Principal Software Engineer - OpenStack (Remote av...

  • Location SUNNYVALE, CA
  • Career Area
  • Job Function Software Development and Engineering
  • Employment Type -
  • Position Type -
  • Requisition 913477BR

What you'll do at

This is a senior level position on the Torbit team, which is building a next generation software load balancing (SLB) and global server load balancing (GSLB) solution for Walmart’s private OpenStack and public cloud platforms. The Torbit team is always looking to push the limits of technology and looking to build cutting edge software defined networking (SDN) and network functions virtualization solutions for Walmart’s cloud platforms.

The core focus of this position is to develop and implement new innovative software solutions, which scale significantly with business demand and enhance Walmart’s cloud platforms. This position involves working directly with the OpenStack Octavia community and contributing code upstream. The goal for this role is to become a core member of the Octavia project. In addition to working with the open source community, this position will include the responsibilities listed below.
1. Work directly on the Torbit team to develop end-to-end software solutions to move away from physical appliances
2. Come up with innovative ideas to improve performance, scalability, reliability, and uptime
3. Deliver highly scalable and reliable production ready code
4. Design, develop, and operate code across multiple production systems
5. Evaluate and implement SDN and NFV solutions
6. Use agile methodologies for rapid software development
7. Leverage and implement CI/CD pipelines for software delivery

*Depending on candidate, position can also be based in Washington DC/Reston or remote*

Minimum Qualifications

Candidate must have:
1. At least 6 years of software development experience
2. Prior code contributions to an open source project
3. Proficient in the Python programming language
4. In depth knowledge of load balancing, networking, DNS, TCP/IP, and UDP
5. Deployment and operational expertise in Linux, such as RedHat / Ubuntu
6. Experience and knowledge with cloud platforms (OpenStack / public cloud)
7. Familiarity and experience working with large scale infrastructures, and being able to explain reasons for specific design decisions
8. Knowledge in software defined networking
9. Strong analytical and problem solving skills
10. Willingness to support code in production and be a point of escalation to resolve issues

Preferred Qualifications

1. Strong presentation and communication skills, including giving product/code demonstrations
2. Recent and relevant experience with OpenStack, such as Nova, Neutron, Cinder, Glance, Swift, Heat, Ironic, and Octavia
3. Experience with Kubernetes and containers
4. Experience in numerous programming languages, especially Go
5. Knowledge or experience in content delivery networks (CDN)
6. Experience with routing protocols and projects, such as Quagga, GoBGP, ExaBGP, or BIRD
7. Familiarity with SDN projects, such as Calico, Open Daylight, Contrail, Nuage VSP, VMware NSX,, and Open Virtual Network (OVN)

About Walmart

At Walmart, we help people save money so they can live better. This mission serves as the foundation for every decision we make, from responsible sourcing to sustainability—and everything in between. As a Walmart associate, you will play an integral role in shaping the future of retail, tech, merchandising, finance and hundreds of other industries—all while affecting the lives of millions of customers all over the world. Here, your work makes an impact every day. What are you waiting for?
"I feel like my manager wants to help me become a better developer and a better person overall."
— Roel, Program Analyst

Hello, Silicon Valley

You don’t have to choose between your career and your lifestyle in Silicon Valley. Here, you can have both.

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