Full-Stack & Linux Infrastructure Engineer (TypeScript)

New

ITLTTelecom infrastructure

100% zdalnie; Locations: Warszawa, Centrum, Warszawa, Country code: PLContractMiddle

Salary not disclosed

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Job Details

Languages: English C1; Polish C1
Experience: Min. 3 lata doświadczenia w programowaniu w TypeScript oraz Node.js lub Bun
Required Skills: Node.jsPostgreSQLSQLKubernetesTypeScriptREST APILinuxAnsible

Have at least 3 years of TypeScript programming experience.
Have experience with Node.js or Bun.
Have very good SQL knowledge and experience with PostgreSQL databases.
Have experience designing and developing REST APIs and integrating with other systems.
Have very good Rocky Linux or RHEL administration and security experience, including systemd, dnf, SELinux, firewalld, auditd, and OpenSCAP.
Have experience working with Git.
Have experience with containers, Kubernetes, and Ansible.
Know computer networking fundamentals, including TCP/IP and VLAN.
Have advanced English proficiency (C1) for daily communication in an international environment.
German language knowledge is an advantage.
Experience with DWDM technology and optical network infrastructure is an advantage.

Develop the network infrastructure management and cross-connect automation platform using TypeScript, Astro (SSR), Bun, Tailwind CSS, and PostgreSQL.
Extend the REST API based on the TMF-639 standard.
Develop integrations with external systems and optical OCS switches.
Develop and maintain the proxy service that forwards cross-connect deployment commands from the platform to OCS switches.
Secure Rocky Linux proxy virtual machines, manage updates, and configure system security mechanisms.
Configure and secure SSH access, SELinux, firewalld, and TLS.
Configure auditing and logging, and verify system compliance with CIS benchmarks and DISA STIG guidelines using OpenSCAP.
Implement solutions using CI/CD pipelines, Docker or Podman containers, and Kubernetes.
Contribute to integration and automation of optical network connections, including DWDM environments.

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