To get the best candidate experience, please consider applying for a maximum of 3 roles within 12 months to ensure you are not duplicating efforts.Job CategorySoftware EngineeringJob DetailsAbout SalesforceSalesforce is the #1 AI CRM, where humans with agents drive customer success together. Here, ambition meets action. Tech meets trust. And innovation isn’t a buzzword — it’s a way of life. The world of work as we know it is changing and were looking for Trailblazers who are passionate about bettering business and the world through AI, driving innovation, and keeping Salesforces core values at the heart of it all.Ready to level-up your career at the company leading workforce transformation in the agentic era? You’re in the right place! Agentforce is the future of AI, and you are the future of Salesforce.About the Team The Cloud Network team is a globally distributed team of systems and software engineers across Australia, the US, and Canada, responsible for enabling the fast and reliable delivery of Slack to over 17M+ daily active users worldwide. We manage Slack’s AWS cloud ecosystem and provide the foundational networking, account and identity access, and infrastructure-as-code platforms that power Slack’s operations at scale. Our work spans ingress load balancing and intelligent traffic management—including our own fleet of software load balancers, cloud load balancing infrastructure, DNS and CDN services. We also design and operate systems for DDoS detection and automated mitigation, ensuring Slack remains resilient against large-scale threats. We are a small team making a large impact. We rapidly iterate and work closely with other teams in engineering ensuring resilient systems built to scale. We have a strong commitment to quality and understand that simplicity and reliability should be primary aspects of the systems that we build. Reliability is Slack’s most critical feature! Slack has a positive, diverse, and supportive culture — we look for people who are curious, inventive, and work to be a little better every single day. In our work together we aim to be smart, humble, hardworking and, above all, collaborative. If this sounds like a good fit for you, why not say hello?What you will be doing:<ul><li>Design, build, and operate the systems that power Slack’s global cloud networking stack—including ingress/egress load balancing, service-to-service networking, DNS, CDN, and traffic management.</li><li>Develop and automate detection, mitigation, and response systems to defend against DDoS and other large-scale network threats.</li><li>Contribute to infrastructure-as-code and automation frameworks to improve reliability, repeatability, and efficiency.</li><li>Troubleshoot complex issues across applications, distributed systems, and networks in Linux-based environments.</li><li>Partner closely with AWS and other engineering teams to scale Slack’s worldwide infrastructure and adopt new cloud technologies.</li><li>Drive improvements in system observability, reliability, and ease-of-use by iterating quickly on designs and collaborating across engineering.</li><li>Participate in on-call rotations to ensure the availability and resiliency of critical Slack infrastructure.</li></ul>  What you should have:<ul><li>Must have lawful permanent residency in the U.S.* </li><li>8+ years of experience in software engineering, with a strong focus on distributed systems, cloud-native applications, and microservices.</li><li>Hands-on experience with cloud providers such as AWS or GCP</li><li>Strong knowledge of TCP/IP, DNS, DNSSEC, and related network protocols.</li><li>Proven track record of building tools, automation, or services using one or more programming languages (e.g., Go, Ruby, Python, C/C++).</li><li>Extensive experience with infrastructure-as-code (Terraform, CloudFormation).</li><li>Prior experience deploying, operating, and debugging server software on Linux.</li><li>Strong interpersonal and communication skills; able to explain complex technical concepts to designers, support staff, and fellow engineers.</li><li>A BS, MS, or Ph.D. in Computer Science, Engineering, or related technical field (or equivalent work experience).</li></ul>Bonus Points:<ul><li>A domain expert within the AWS ecosystem (NLB, VPC / IAM / S3 / EC2)</li><li>Experience contributing to or operating large-scale, highly available production systems.</li><li>Knowledge of DDoS detection/mitigation strategies and automation frameworks.</li><li>Interest in cost optimization and operational efficiency at cloud scale.</li></ul>Unleash Your PotentialWhen you join Salesforce, you’ll be limitless in all areas of your life. Our benefits and resources support you to find balance and be your best, and our AI agents accelerate your impact so you can do your best. Together, we’ll bring the power of Agentforce to organizations of all sizes and deliver amazing experiences that customers love. Apply today to not only shape the future — but to redefine what’s possible — for yourself, for AI, and the world.AccommodationsIf you require assistance due to a disability applying for open positions please submit a request via this <a href="https://careers.mail.salesforce.com/accommodations-request-form" target="_blank">Accommodations Request Form</a>.Posting StatementSalesforce is an equal opportunity employer and maintains a policy of non-discrimination with all employees and applicants for employment. What does that mean exactly? It means that at Salesforce, we believe in equality for all. And we believe we can lead the path to equality in part by creating a workplace that’s inclusive, and free from discrimination. <a target="_blank" href="https://www.eeoc.gov/know-your-rights-workplace-discrimination-illegal">Know your rights: workplace discrimination is illegal.</a> Any employee or potential employee will be assessed on the basis of merit, competence and qualifications – without regard to race, religion, color, national origin, sex, sexual orientation, gender expression or identity, transgender status, age, disability, veteran or marital status, political viewpoint, or other classifications protected by law. This policy applies to current and prospective employees, no matter where they are in their Salesforce employment journey. It also applies to recruiting, hiring, job assignment, compensation, promotion, benefits, training, assessment of job performance, discipline, termination, and everything in between. Recruiting, hiring, and promotion decisions at Salesforce are fair and based on merit. The same goes for compensation, benefits, promotions, transfers, reduction in workforce, recall, training, and education.In the United States, compensation offered will be determined by factors such as location, job level, job-related knowledge, skills, and experience. Certain 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. More details about company benefits can be found at the following link: https://www.salesforcebenefits.com.Pursuant to the San Francisco Fair Chance Ordinance and the Los Angeles Fair Chance Initiative for Hiring, Salesforce will consider for employment qualified applicants with arrest and conviction records.<h3></h3><h3></h3><h3></h3><h3></h3><h3></h3><h3></h3>For California-based roles, the base salary hiring range for this position is $200,800 to $334,600.<h3></h3><h3></h3>

Slack

Staff/Sr. Software Engineer, Cloud Network - Slack

Slack

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