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Infrastructure engineer

Warsaw/Danang
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XIAG

is an international IT company that has been creating mobile and web applications for Swiss businesses in the B2B and B2C sectors for 25 years.

Our projects cover a variety of industries, such as B2B platforms for food products, airlines, banks, travel portals, and more. Our partnerships with clients typically last 7-8 years or more.

Location in Poland: Mokotowska 9, 00-640 Warszawa

Location in Vietnam: Enouvo Space tầng 6, phòng 601, 602 (тут вход), 18 An Nhơn 3, An Hải, Đà Nẵng

Responsibilities

Tech stack we use:

  • Network storage: DRBD, Ceph, S3
  • Virtualization: LXC, KVM
  • Backup: Bacula (and derivatives)
  • CI/CD: GitLab CI/CD
  • Containers: Docker, Podman, containerd
  • Web stack: Nginx, PHP, Golang, NodeJS
  • Orchestration: Kubernetes
  • SCM: SaltStack, Ansible
  • VPN: OpenVPN, OpenConnect
  • Databases: PostgreSQL, MySQL, MongoDB, ClickHouse
  • Queue engines: RabbitMQ, Kafka
  • Cache systems: Redis, Memcached

What you will do:

  • Manage and monitor Unix-like systems (primarily Debian/Ubuntu)
  • Coordinate tasks with developers and other sysadmins
  • Work with a professional and experienced sysadmin team
  • Maintain our infrastructure across local and remote environments
  • Communicate task scope and complexity to stakeholders and managers
  • Adopt new technologies and implement automation to improve maintainability of our infrastructure and processes
  • Ensure the security and reliability of systems
  • Share 24x7 coverage of monitoring alerts in coordinated shifts with the rest of the team

Requirements

Must-have requirements:

  • Knowledge of TLS/x509 certificates, encryption basics
  • Verbal and written communication skills in English
  • Team collaboration skills
  • Ability and motivation to learn about new technologies and approaches
  • Experience in system administration (Debian, Ubuntu)
  • Solid understanding of Linux systems and network stack
  • Hands-on experience with SCM (git) and configuration management tools (Ansible/SaltStack)
  • Familiarity with distributed systems

Nice to have:

  • Hands-on experience running Kubernetes
  • ClusterEngine: Corosync, Pacemaker
  • Strong understanding of networking protocols and architectures.

Conditions

What we offer:

  • Simple hiring process
  • in Poland B2B or UoP, you can choose any (via our partner CVT services); in Vietnam labour contract with XIAG Vietnam
  • Stable salary
  • in Poland medical insurance or multisport card; in Vietnam medical insurance
  • Participation in external training and conferences (75% covered)
  • 14 days of remote work per year
  • Sick leave paid up to 100% of the salary
  • Supportive and friendly environment
  • Team events and company activities
  • Swiss management: horizontal hierarchy, decisions made by the project team, developers gain experience in different roles from project to project
  • No bureaucracy - direct contact with management
  • in Vietnam 18 vacation days; in Poland vacation according to labour law ( we provide the same benefits for b2b contracts too)
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