[Remote] Sr. Software Engineer, Cloud Infrastructure - Slack

Note: The job is a remote job and is open to candidates in USA. Salesforce is the #1 AI CRM, driving customer success through innovation and technology. The Sr. Software Engineer, Cloud Infrastructure role at Slack involves leading software projects, architecting internal platforms, and improving cloud efficiency while mentoring junior engineers.ResponsibilitiesLead software projects end-to-end — from scoping and architecture through delivery, iteration, and long-term ownershipArchitect and build a next-generation internal platform that gives engineering teams a powerful foundation to innovate quicklyDeliver cutting-edge solutions leveraging containerization, virtualization, and a broad suite of AWS servicesAuthor, extend, and improve Terraform modules that power infrastructure-as-code across SlackDesign and implement an in-house system to deploy, manage, and scale applications for service ownersPartner directly with development teams to identify performance bottlenecks and drive cloud efficiency improvementsBuild strong, trusted relationships with service owners — serving as a go-to advisor on cloud architecture and best practicesChampion a culture of platform efficiency by sharing knowledge, writing runbooks, and leading internal enablement sessionsMentor and grow junior engineers, scaling the impact of the team through thoughtful technical leadershipMake a measurable financial impact — driving millions of dollars in cloud cost savings annuallyParticipate in on-call rotation and collaborate with our operations team to triage and resolve production incidents with urgency and precisionBuild observability and introspection tooling that gives engineers deep, real-time visibility into system health and bottlenecksSkillsU.S. Citizenship along with the ability to obtain a Top Secret Security Clearance. Please note that visa sponsorship is not availableGenuine curiosity about how cloud infrastructure works — and a passion for sharing that knowledge with your teamProven ability to analyze, optimize, and improve reliability in high-traffic, production internet applicationsA strong mentoring instinct and commitment to engineering excellence: you lead by example in code reviews, testing, design docs, and debuggingDeep, hands-on AWS experience — broad familiarity across many services with deep expertise in at least a fewDemonstrated experience deploying cloud applications and managing infrastructure-as-code using Terraform and/or CloudFormationStrong ability to troubleshoot and debug complex issues across infrastructure, applications, and distributed systemsA track record of professional software development you're proud of — you can point to real-world systems you've built, scaled, and improvedExperience working with Kubernetes (K8s)7+ years of professional experience in cloud engineering or a closely related discipline, working in a collaborative team environmentStrong computer science fundamentals: data structures, algorithms, distributed systems, programming languages, and information retrievalBachelor's degree in Computer Science, Engineering, or a related field — or equivalent training, fellowship, or work experienceProficiency in one or more functional or imperative programming languages — Python, Go, or PHP preferredHands-on experience with software engineering, scripting, automation, and orchestration tools (e.g., Bash, Chef, Jenkins, Terraform)Extensive, production-grade experience provisioning, configuring, and maintaining AWS environmentsExperience managing large-scale Kubernetes systems (EKS or Bare Metal)Deep expertise in core AWS services such as EKS, EC2, IAM, Fargate, S3, or LambdaAWS Professional or Specialty certification(s)Experience designing or operating large-scale, high-volume distributed systemsA proven history of driving significant cloud cost reductions at scaleFamiliarity with observability tooling (e.g., Datadog, Prometheus, OpenTelemetry) and SRE practicesBenefitsCertain roles may be eligible for incentive compensation, equity, and benefits.Salesforce offers a variety of benefits to help you live well including: time off programs, medical, dental, vision, mental health support, paid parental leave, life and disability insurance, 401(k), and an employee stock purchasing program.Company OverviewSlack is a cloud-based communication and collaboration platform for teams. It is a sub-organization of Salesforce. It was founded in 2009, and is headquartered in San Francisco, California, USA, with a workforce of 1001-5000 employees. Its website is http://www.slack.com.