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Staff Software Engineer - Network Service Mesh - Slack

Slack

$200,800 - $334,600
Sep 16, 2025
Palo Alto, CA, USA • Seattle, WA, USA • San Francisco, CA, USA • Bellevue, WA, USA
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Salesforce is looking to improve the fast, secure, and reliable delivery of Slack to over 14M+ daily active users worldwide by enhancing its service-to-service networking, service mesh technologies, and service discovery capabilities.

Requirements

  • 5+ years of experience in software engineering, with a strong focus on distributed systems, cloud-native applications, and microservices.
  • Deep understanding of service mesh technologies such as Istio, Linkerd, or other Envoy-based service meshes.
  • Hands-on experience with cloud providers such as GCP or AWS, with expertise in container orchestration using Kubernetes.
  • Enjoys troubleshooting in distributed Linux systems environments and is comfortable tracing issues across applications, systems, and networks
  • Proven track record of building tools, automation, or services using one or more programming languages (e.g., Go, Ruby, Python, C/C++).
  • Experience with configuring and operating service mesh on larger-scale production operations, focusing on stability, scalability, and performance limits of web services
  • Experience with TCP/IP, DNS, and network-related protocols

Responsibilities

  • Lead the design and development of scalable, reliable, and secure service mesh infrastructure across our platform, enabling seamless service-to-service communication.
  • Drive architectural decisions and provide technical leadership for initiatives related to service discovery, observability, security (mTLS, policy enforcement), and traffic management (circuit breaking, graceful failovers, blue/green routing).
  • Collaborate cross-functionally with the Compute, Webapp infrastructure, Security, and Monitoring teams to integrate service mesh capabilities into development and deployment workflows.
  • Contribute to and/or extend open-source projects such as Istio, Linkerd, or Envoy to meet the evolving needs of our infrastructure.
  • Mentor and guide engineers across teams, fostering knowledge sharing and elevating the overall technical capability of the organization.
  • Continuously evaluate emerging technologies in the service mesh and cloud-native space, identifying opportunities for innovation and improvement.
  • Taking ownership of critical technical issues to maintain optimal service mesh operation, meeting or exceeding performance, reliability, and SLO targets.

Other

  • Must have lawful permanent residency in the U.S.
  • Strong interpersonal and communication skills; able to explain complex technical concepts to designers, support staff, and fellow engineers.
  • This is a full-time staff engineering position based in the U.S.