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Quadcode SaaS

Linux Administrator – Ops

Quadcode SaaS

. Administer Linux servers (Ubuntu) across development and production environments .

Posted 11/4/2026full-timeRemote • GeorgiaMid-LevelSeniorWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in administering Linux servers and PostgreSQL databases, with strong skills in automation using Ansible and scripting in Python and Bash. Proficient in containerization and orchestration technologies, including Docker and Kubernetes, while ensuring system performance and security compliance.

Highest-signal resume keywords
Linux Server AdministrationPostgreSQL AdministrationAnsible AutomationDocker And KubernetesCI/CD Pipeline Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Linux InternalsNetworkingSystem ServicesTroubleshootingScriptingPerformance MonitoringLoggingSystem ProfilingInfrastructure AutomationSecurity Practices
Soft Skills
CollaborationProblem-Solving
Tools & Technologies
PostgreSQLGreenplumKeyDBClickHouseKafkaNginxJenkinsGitLab CIPrometheusGrafana
Industry Keywords
PCI DSSInfrastructure ServicesCloud InfrastructureOpenStackAWS

Tech Stack

Tools & technologies
AirflowAnsibleAWSDockerGrafanaGreenplumJenkinsKafkaKubernetesLinuxNGINXOpenStackPostgresPrometheusPython

About the role

Key responsibilities & impact
  • Administer Linux servers (Ubuntu) across development and production environments
  • Administer PostgreSQL databases and Greenplum clusters, including performance and reliability troubleshooting
  • Administer and support KeyDB, ClickHouse and Kafka
  • Configure and maintain infrastructure services such as Nginx, Jenkins, GitLab CI, DataHub, Allure and Airflow
  • Automate infrastructure and operational tasks using Ansible, Python, Bash and other languages
  • Work with Docker and Kubernetes environments, including application deployments using Helm
  • Monitor production systems, troubleshoot incidents and improve system performance and reliability
  • Build and maintain CI/CD pipelines using GitLab CI and Jenkins
  • Work with OpenStack and AWS infrastructure
  • Support development teams with infrastructure-related issues and working environments
  • Collaborate with the Infrastructure team on troubleshooting and infrastructure changes, including new hardware provisioning
  • Contribute to security practices and PCI DSS requirements

Requirements

What you’ll need
  • 3+ years of hands-on experience administering Linux servers in production environments
  • Strong practical knowledge of Linux internals, networking, system services and troubleshooting
  • Experience administering PostgreSQL and/or Greenplum
  • Experience with containerization and orchestration technologies, including Docker and Kubernetes
  • Hands-on experience with Ansible for infrastructure automation
  • Good scripting skills with Python and/or Bash
  • Hands-on experience with CI/CD, particularly GitLab CI and/or Jenkins
  • Experience with monitoring, logging and system profiling, particularly Prometheus and Grafana
  • Fluent Russian (C2 or higher) for communication with the team
  • English B1+ for technical documentation and written communication

Benefits

Comp & perks
  • Full-time remote work (service provider contract)
  • Competitive compensation (EUR)
  • Flexible working hours
  • Corporate AI subscriptions (Claude, Gemini, GPT, etc.)
  • Access to a rewards marketplace offering products and language courses, redeemable using the company’s internal currency
  • A strong team of engineers
  • Positive and friendly atmosphere