System Architecture Consoultant (Expert)

Senior Linux Administrator (Expert)\r\n required joining company building exceptional web solutions for travel industry.\r\n Wroclaw (Poland)\r\n?Job type: Full-time, ?Part-time, ?Contract, ?Temporary\r\n\r\n\r\nThis role entails architecture planning, troubleshooting and general maintenance of high available software platforms based on Linux. Our services process millions of transactions per day. That\'s why we are regularly updating and seeking for new/improved technologies. \r\n\r\nYou will be working with small team of 3 experts managing 60+ physical servers and many more VMs. \r\n\r\nTo be considered for this position, you must know or have the following experience: \r\n\r\no Maintain high work quality standards while under intense internal and external pressures to meet demanding and often-public expectations\r\n\r\no 5+ years of high-volume public-facing, 100%-uptime (SLA-based) web tier network administration and engineering\r\no Experience administering more than 100 servers in customer-facing production environments, high-traffic and load balanced network - ideally at a major SaaS company\r\n\r\no Understand how to diagnose multiple servers with tools such as iostat, netstat, vmstat, syslog, sar, top, and ps\r\n\r\no Must have expert knowledge of common network services such as HTTP, DNS, SMTP, SNMP, FTP, SSH \r\n\r\no Experience working with http traffic (engineering or administration) including monitoring, scaling, troubleshooting and root cause analysis \r\no Highly preferred knowledge about tuning Linux servers and services: web servers, Linux kernel, firewalls, load balancers and switches\r\no Experience working with large-scale 3rd party hosting providers and vendors\r\n\r\no Strong work ethic, follow-through, detail-orientation, prioritization, and ability to work with minimal supervision through project goals\r\no Excellent written and verbal skills: ability to clearly communicate milestones, project goals and requirements with technical and non-technical stakeholders in a timely manner while meeting project deadlines\r\no Fanaticism about automation - make the computers do the work for you.\r\n\r\n\r\nSpecific technologies that you will need to know include: \r\n\r\no LAN/WAN networking \r\no Scripting: Ruby, bash, awk, \r\no Web Servers: Varnish, Nginx, Passenger, Unicorn\r\no Infrastructure (Load Balancing/HA): Varnish, LVS\r\no Advanced monitoring: HostMonitor, GOD, graphite, NewRelic\r\no Storage: GlusterFS, Openfiler\r\no SysOp automatization frameworks: chef, babushka\r\no NoSQL databases: MongoDB\r\n\r\nJoin us and...\r\n Work with colleagues, who have a passion for world-class service,\r\n See what a young and connected team of 50 engineers can achieve,\r\n Participate in international projects,\r\n Learn to build efficient, highly accessible systems (24/7 service, 99.99% uptime),\r\nTravel into the future - in just a few years with us you\'ll learn as much as other do in a lifetime,\r\n Feel the vibe of a start-up - see the results of your work in just a few weeks, not years,\r\n Be agile - learn effective approaches to creating applications using KANBAN methodology,\r\n See how much our clients love our \"can do attitude\" and \"we deliver\" mentality,\r\n See that we\'re not all about work (we relax and party as a team, too).\r\n\r\nWe have everything you need to work efficiently:\r\n A kitchen stocked with beverages and sandwiches,\r\n Conference rooms,\r\n Comfortable and well equipped work spaces,\r\n Foreign language lessons,\r\n MultiSport athletic programs,\r\n And plenty of free parking.\r\n\r\nIn short, we\'d love to welcome you to our work place!\r\n