Responsibilities:

• Build, maintain, and optimize CI/CD pipelines for web products, sites, and internal services using Jenkins and GitLab CI/CD;
• Support the gradual migration of deployment processes from Jenkins to GitLab CI;
• Ensure stable, repeatable, and predictable deployments with rollback mechanisms and minimal manual steps;
• Configure and maintain Docker-based runtime environments for web applications and services;
• Standardize Docker, docker-compose, deployment scripts, and runtime configurations;
• Administer Linux servers in production environments: configuration, patch management, troubleshooting, performance analysis;
• Automate infrastructure setup, configuration management, and maintenance processes using Ansible and Bash;
• Support web infrastructure: Nginx, SSL/TLS, reverse proxy, routing, Cloudflare, DNS, caching, and basic security rules;
• Configure, maintain, and improve monitoring, logging, and alerting for production systems;
• Analyze deployment failures and production incidents, identify root causes, and propose preventive actions;
• Support backup/restore, monitoring, and basic troubleshooting for MySQL/PostgreSQL;
• Ensure reliability and stability of production systems;
• Participate in post-incident reviews and prepare technical conclusions after incidents;
• Implement and maintain security practices for Linux and web infrastructure: hardening, access control, updates, vulnerability handling;
• Document infrastructure solutions, deployment workflows, configurations, and important changes;
• Coordinate production changes with the team, warn about risks, and avoid critical changes without transparent communication;
• Proactively identify weaknesses in deployment, infrastructure, and application architecture that may lead to instability.

Requirements:

• 3+ years of experience in system or network administration;
• Experience with Linux server administration in production environments;
• Understanding of network technologies and protocols (TCP/IP, DNS, HTTP/HTTPS, SSL/TLS, WebSockets, reverse proxy, routing);
• Practical experience with Docker and docker-compose;
• Experience with CI/CD (Jenkins, GitLab CI/CD);
• Experience with automation tools (Ansible);
• Experience with Nginx (reverse proxy, SSL, routing);
• Understanding of SRE principles: reliability, observability, incident response, root cause analysis;
• Experience with monitoring and logging tools (Prometheus, Grafana, ELK/Promtail, Sentry);
• Basic/intermediate experience with MySQL/PostgreSQL administration;
• Understanding of Linux and web infrastructure security best practices;
• Strong troubleshooting skills.

Nice to have:

• Experience with AWS, GCP, or other cloud platforms;
• Experience with Cloudflare and Terraform;
• Knowledge of high-availability solutions (Keepalived, replication, failover);
• Experience with Redis, RabbitMQ, Memcached;
• Understanding of MySQL/PostgreSQL replication;
• Basic skills in Python or Go.

What we offer:

• Competitive compensation in USD;
• Unique art spaces in Kyiv or remote work opportunities;
• Trust-based communication and no activity trackers;
• Balance between project workload and personal time;
• Creative community and people-oriented culture;
• Attractive rewards for inviting friends;
• Paid onboarding and access to corporate library.

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