A rapidly growing online platform with over 25,000+ daily connecting users is seeking a Senior DevOps / System Administratorto take ownership of a secure, high-performance, multi-region infrastructure. This is a mission-critical role where your work directly impacts platform speed, uptime, and global user experience.
What You’ll Do
- Design, deploy, and maintain a secure, redundant, and highly available self-hosted server infrastructure across multiple countries.
- Ensure that users always connect to the fastest server through smart load balancing, geo-routing, and latency optimization.
- Implement and manage robust CI/CD pipelines to support a fast-moving development team.
- Provide infrastructure support for applications built with Node.js and PostgreSQL.
- Integrate and support AI-related workloads within the infrastructure.
- Maintain strong system security, ensuring the platform is hardened against attacks and data is protected at all times.
- Proactively monitor performance, availability, and system health; respond quickly to incidents or anomalies.
- Create clear, maintainable documentation and provide operational support for developers.

What You Bring
- 5+ years experience in a DevOps or SysAdmin role with large-scale systems.
- Proven expertise in managing self-hosted infrastructure—not just relying on cloud providers.
- Deep understanding of Linux server administration, network architecture, and system-level security.
- Experience building and maintaining CI/CD pipelines (e.g., GitLab CI, Jenkins).
- Strong hands-on experience with Node.js and PostgreSQL in live environments.
- Familiarity with infrastructure as code tools (Terraform, Ansible, etc.).
- Ability to manage multi-region deployments with intelligent server routing and load balancing.
- Experience with AI service integration and scalable backend processing is a major plus.
- A security-first mindset with the ability to predict, detect, and prevent infrastructure vulnerabilities.

Tech Environment
- Node.js / PostgreSQL
- AI service integrations
- Self-hosted, globally distributed infrastructure
- Developer-focused workflows
- Mission-critical speed, security, and uptime

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