Job Description

Location: Wrocław

About the job

We are seeking for a System Administrator to work in the Mobile team that is responsible for taking care of the backend services for Opera Mini product, VPN-like proxies and other Opera services, mostly on bare metal machines, that are currently serving more than 200 million users. You will be working in a team of a few system administrators, developers and QAs, with varying levels of experience, handling thousands of machines.

Role & Responsibilities:

  • Configuring, upkeep, designing and developing architecture and infrastructure
  • Setting up, maintenance and debugging on Operating System, network and application level
  • Hardware and software troubleshooting, setting up OS on thousands of machines, handling Debian flavor of Linux
  • Writing and modifying small tools, automation of repetitive tasks

Job Requirements:

  • Proven experience as a Linux System Administration or similar role
  • Strong knowledge and experience in Linux-based IT environments
  • Proficiency in networking concepts, protocols, and services (TCP/IP, DNS, DHCP, VPN, HTTP2, WebSockets, etc.).
  • Familiarity with two programming languages
  • Strong analytical problem solving skills
  • Ability to work independently and in a team

If you are familiar with some of these technologies and are eager to learn others, you will thrive in our team:

  • SQL databases, data replication, MySQL, MariaDB Galera clusters
  • system monitoring (Grafana, Nagios, Prometheus, Icinga) administration
  • S.M.A.R.T. hardware disk monitoring, IPMI, etc.
  • Linux routing, iptables, tcpdump, systemd
  • LVS/IPVS clusters, VRRP/keepalived
  • Automation via Puppet, Ansible etc.
  • Nginx as a web server, load balancer
  • SSL/TLS, general encryption mechanisms, secure remote access etc.

Diversity and Inclusion:

At Opera, we deeply value diversity and inclusion as integral parts of our organizational culture. We believe that embracing diversity enriches our business and makes us more resilient. We are committed to fostering an inclusive environment that welcomes individuals from all backgrounds, regardless of nationality, ethnicity, faith, belief, sexual orientation, gender identity, social background, age, and disability.

What’s on Offer:

  • Flat organizational structure with short decision-making processes that boost your creativity and drive
  • A team of experienced and supportive individuals that fosters a friendly work atmosphere
  • Professional skill development
  • A diverse and inclusive workplace
  • Smart working technology
  • Parking close to the office
  • AskHenry for concierge service, English and yoga classes, and massage sessions at the office
  • Quarterly integration events
  • Daily breakfast in the office kitchen
  • Playroom with billiards and ping-pong tables, consoles, fussball, etc.


We are actively reviewing applications, so apply now! We are looking forward to hearing from you.

About Us:

Opera is a prominent web innovator that has been at the forefront of internet technology for over 25 years. With an ever-expanding community of millions of monthly active users, Opera remains dedicated to delivering extraordinary online experiences. Opera offers a diverse range of products and services to users worldwide, including cutting-edge PC and mobile browsers like Opera One or Opera GX notable for their built-in VPN, AdBlock, and Cashback extension, enhancing security and convenience for our users. Other products include our newsreader, communication platforms, a revolutionary video streaming service, the first built-in AI: Aria, as well as gaming and sports-related apps. This comprehensive suite of products is designed to meet the diverse needs and preferences of Opera's growing user base.

Headquartered in Oslo, Norway, Opera has a global presence with major hubs in Poland, China, Spain, and Sweden, coupled with operations spanning numerous other countries. As a publicly traded company, Opera is listed on the Nasdaq stock exchange under the ticker symbol 'OPRA'. With an unwavering commitment to innovation and delivering unparalleled user experiences, Opera is poised to continue leading the way in web technology and online services.