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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Site Reliability Engineer - **Company:** Stellar Cyber - **Location:** Barcelona, Spain - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Amazon Web Services, Microsoft Azure, Cloud Computing, Computer Programming, Databases, Continuous Integration, Linux, DevOps, Distributed Data Store, Distributed Systems, Elasticsearch, Github, Python (Programming Language), MongoDB, Octopus Deploy, Redis, Reliability Engineering, Cloud Services, Prometheus, Data Logging, Google Cloud, Cloud Platform System, Real Time Systems, Delivery Pipeline, Grafana, Apache Spark, Infrastructure as Code (IaC), Kubernetes, Information Technology, Apache Kafka, Bitbucket, Data Management, Terraform, Oracle Cloud Infrastructure, Programming Languages - **Published:** September 10, 2026 - **Apply:** https://www.buscojobs.com.es/senior-site-reliability-engineer-en-barcelona-ID-370054338 ## About the Role Expertise in operating data platforms (Elasticsearch, MongoDB, Spark, Kafka, Redis)Deep understanding of Infrastructure as Code (Terraform, Helm)Proficiency with public cloud services (AWS, Azure, GCP, or OCI)Hands-on experience with observability tools: Prometheus, Grafana, Loki, and AlertmanagerStrong programming and automation skills in Python and BashCertifications in AWS, GCP, Observability, Linux or Kubernetes are a plus5+ years of experience in Site Reliability Engineering, DevOps, or Platform Engineering rolesBachelor's degree in Computer Science, Engineering, or a related technical fieldKnowledge in chat-based operations interfaces and/or auto-remediation controllers using AI agentic frameworkProven success leading large-scale production systems in cloud environments (AWS, GCP, Azure, or OCI)Understanding of AI agents for Auto-triaging alerts, correlate signals and suggest/root-cause hypothesesStrong experience with production on-call operations and incident managementExperience with CI/CD pipelines (GitHub Actions, Bitbucket, ArgoCD)Excellent problem-solving, communication, and leadership abilitiesAdvanced proficiency in Kubernetes administration and troubleshootingStrong technical background in distributed systems, databases, networking, and Linux administrationDemonstrated leadership in driving incident response, on-call best practices, and reliability-focused culture #J-*****-Ljbffr ## Description We are seeking a highly skilled Senior Site Reliability Engineer (SRE) to join our team and drive reliability, scalability, and efficiency across our production systems.The ideal candidate will have deep expertise in cloud infrastructure, Kubernetes administration, observability, and incident management, with a proven track record of building and maintaining highly available and resilient platforms.As a senior member of the SRE team, you will not only operate complex distributed systems but also influence architecture, tooling, and best practices to ensure operational excellenceAdminister and maintain container orchestration platforms and containerized workloadsMonitor and troubleshoot production systems, participating in on-call rotations to ensure reliabilityDrive observability improvements by enhancing monitoring, logging, and alerting capabilities across systems and data platformsAdminister and optimize cloud-based environments across multiple providersManage and support distributed data platforms and real-time processing systemsDevelop and maintain continuous integration and deployment pipelines for efficient and reliable deploymentsOwn and implement Infrastructure as Code (IaC) practices to ensure consistency and scalabilityAutomate and orchestrate infrastructure using programming and scripting languagesPerform system administration and networking tasks to support internal and external environmentsCollaborate effectively with engineers and stakeholders across different time zonesBenefitsPre-IPO Stock OptionsMedical, Dental & Vision care401(k)Employee Assistance ProgramEmployee Discount ProgramLife InsurancePaid time offReferral ProgramRewards and Recognition ProgramExpertise in operating data platforms (Elasticsearch, MongoDB, Spark, Kafka, Redis)Deep understanding of Infrastructure as Code (Terraform, Helm)Proficiency with public cloud services (AWS, Azure, GCP, or OCI)Hands-on experience with observability tools: Prometheus, Grafana, Loki, and AlertmanagerStrong programming and automation skills in Python and BashCertifications in AWS, GCP, Observability, Linux or Kubernetes are a plus5+ years of experience in Site Reliability Engineering, DevOps, or Platform Engineering rolesBachelor's degree in Computer Science, Engineering, or a related technical fieldKnowledge in chat-based operations interfaces and/or auto-remediation controllers using AI agentic frameworkProven success leading large-scale production systems in cloud environments (AWS, GCP, Azure, or OCI)Understanding of AI agents for Auto-triaging alerts, correlate signals and suggest/root-cause hypothesesStrong experience with production on-call operations and incident managementExperience with CI/CD pipelines (GitHub Actions, Bitbucket, ArgoCD)Excellent problem-solving, communication, and leadership abilitiesAdvanced proficiency in Kubernetes administration and troubleshootingStrong technical background in distributed systems, databases, networking, and Linux administrationDemonstrated leadership in driving incident response, on-call best practices, and reliability-focused culture#J-*****-Ljbffr ## 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