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Senior Platform Engineer (Crossplane)

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Senior Platform Engineer (Crossplane) in USA new

  • Virtasant Inc.
  • Full time
  • Email
  • Remote

Responsibilities

  • Design, build, and operate production Kubernetes clusters with networking, workload isolation, resource management, scheduling, and multi-region topologies.
  • Build and extend Crossplane infrastructure orchestration using Kubernetes custom resources, controllers, operators, compositions, providers, managed resources, and reconciliation patterns.
  • Develop reusable self-service platform capabilities, services, middleware, and infrastructure abstractions consumed by multiple engineering teams.
  • Write and maintain production services, Kubernetes controllers, operators, and platform tooling in Go, Python, or Java, with Go preferred.
  • Build HTTP, REST, and gRPC interfaces and maintain meaningful unit and integration tests.
  • Implement service mesh capabilities including mTLS, workload identity, authentication, authorization, and traffic management.
  • Design and maintain reusable Terraform modules and Crossplane provisioning workflows, including GitOps and CI/CD delivery workflows.
  • Lead incident response, investigate root causes, troubleshoot Kubernetes and distributed systems, and implement durable reliability fixes.
  • Define SLOs and build metrics, dashboards, alerting policies, distributed tracing, and diagnostic instrumentation.
  • Optimize containerized workloads for performance, cost, resource efficiency, and blast-radius reduction.
  • Support cloud migration initiatives across providers or environments while maintaining reliability and minimizing downtime.
  • Partner with data engineering, product, security, and infrastructure teams; contribute to architecture direction, design reviews, mentoring, and technical decisions.

Requirements

  • At least 7 years of professional experience in software, platform, infrastructure, or site reliability engineering, including significant production distributed-systems experience.
  • Degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
  • Demonstrated experience building and operating production Kubernetes platforms rather than only deploying applications to them.
  • Production software development experience in Go, Python, or Java, with strong preference for Go.
  • Experience building infrastructure or internal developer platforms used by multiple engineering teams.
  • Experience designing and maintaining reusable Terraform modules or equivalent infrastructure abstractions.
  • Strong knowledge of Kubernetes internals, networking, CNI, NetworkPolicy, resource management, scheduling, cluster lifecycle, and behavior under load.
  • Hands-on experience with Kubernetes APIs, custom resources, controllers, operators, and reconciliation patterns.
  • Experience with Crossplane or declarative infrastructure orchestration and provisioning; Crossplane expertise is highly preferred.
  • Strong GitOps knowledge, preferably with Argo CD, and experience with service meshes such as Istio, Envoy, or Linkerd, including mTLS and workload identity.
  • Solid Linux fundamentals, including cgroups, networking, and resource management.
  • Production experience with GCP, AWS, or Azure; multi-cloud experience is preferred.
  • Experience with Prometheus, Grafana, OpenTelemetry, and query languages such as PromQL.
  • Production experience with relational databases, including PostgreSQL or managed Postgres-compatible services, replication, and failover.
  • Experience with Docker and container tooling, debugging, performance profiling, resilient distributed systems, high availability, and disaster recovery.
  • Preferred experience includes CNCF or Kubernetes ecosystem contributions; Crossplane, KEDA, Argo CD, Strimzi, or Envoy; large-scale data platforms using Apache Kafka, Apache Flink, or Apache Spark; Alibaba Cloud; Ginkgo and Gomega; identity and access management; Bazel; compliance frameworks; and Kubernetes certifications such as CKA, CKAD, or KCNA.
  • Ability to read Java, work in a monorepo, communicate technical trade-offs clearly, and independently drive complex infrastructure initiatives from design through production.

Benefits

  • Remote role based in Brazil with coverage during Pacific Hours, 8:00 AM–5:00 PM PST.

Virtasant Inc.

Virtasant provides cloud and software engineering services to enterprises, focusing on cloud migration and modernization, cost optimization, and AI-enabled transformation. The privately held, fully remote company also develops Helias, a cloud cost optimization platform used to understand, govern,...

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