Senior Software Engineer, Nextdoor

• 7+ years experience in a DevOps or Cloud role
• Solid understanding of Kubernetes (k8s)
• Experience using TypeScript
• Experience with infrastructure as code (CDK, Pulumi, CloudFormation, Puppet, Salt, Ansible, Terraform, Packer)
• Thorough understanding of Linux and networking protocols (TCP/IP, UDP, HTTP/S, eBPF)
• Strong debugging and performance tuning skills using software like gdb, perf, strace, ltrace, tcpdump, Wireshark, etc
• Experience with performance, automation, monitoring, and capacity planning
• Experience automating configuration and bootstrapping of Linux systems
• Eagerness to explore and apply AI and emerging technologies to reimagine how work gets done

Desirable

• At Nextdoor, Cloud Engineers are responsible for building, deploying, managing, and securing the underlying cloud-based architecture that powers communities on the Nextdoor platform worldwide
• These engineers have designed, built and implemented a globally scalable container and “serverless” based infrastructure that serves billions of requests a day, millions of active users, and hundreds of developers
• We build infrastructure and tooling that is iterable, scalable, and secure
• We write everything in code from network infrastructure to server management, database provisioning, and data pipelines
• Recently we have focused on scaling up our Kubernetes infrastructure
• You will be responsible for building an efficient and scalable container and serverless computing environment for our product developers
• In this team you will work in the ways of reliability engineering, design scalable systems from the ground up, and generally build systems that never page you
• You serve all of our engineering teams by providing them with reliable and scalable infrastructure
• Here are just some of our team’s most recent deliverables:
• Operationalizing a second Kubernetes cluster to ensure Nextdoor can continue to scale beyond the limits of a single Kubernetes cluster
• Building automation for our developer’s workflows including applying 3rd party dependency updates automatically as well as distributing Helm chart updates
• Modernizing our Infrastructure as Code (IaC) by leveraging CDK and Pulumi
• Optimizing our Kubernetes resource management by leveraging Spot Ocean and Karpenter
• Providing self-service infrastructure-as-code systems to developers that automate the full lifecycle of managing, deploying and operating cloud services including blob/block storage, relational databases, key-value databases, caches and document search services
• Developing tooling for horizontally and vertically autoscaling our developers compute workloads
• Providing upstream open source patches to well known community projects like AWS Bottlerocket, the Istio Service Mesh, Keiko IAM Manager, Kyverno, Strimzi.io’s Kafka Operator and more!