Linux System Administrator in JatApp

JatApp - a product IT company that creates mass, useful and high-tech products that are used daily by millions of users from all over the world. 

We are lookingLinux System Administrator on the company's largest product — cross-platform VPN service. Our product already helps 10 million users from all over the world meet the need for cyber protection. Our goal is to enter the top 5 best VPN services in the world.

Key tasks:

• Server management: Installation, configuration and maintenance of Linux servers (Debian/Ubuntu): performance management, uptime monitoring, speed optimization and traffic analysis

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• Monitoring the quality of services, proactively identifying potential problems and implementing solutions to ensure smooth operation

• Effective response and troubleshooting of servers and services.

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• Providing technical support to customers and internal teams, helping them solve Linux-related problems

• Communication with hosting providers, solving issues of violation and abuse of the service, as well as negotiations with partners regarding the expansion of our server capacity

• Conducting regular audits of our infrastructure, managing payments and updates, and maintaining comprehensive documentation

Required skills and experience:

• From 2 years of practical experience in Linux administration (Debian/Ubuntu) in a large environment, deep understanding of commands, file systems, processes and network settings

• Good understanding TCP/IP networks and VPN principles and protocols

• Experience with monitoring tools such as Nagios and Prometheus+Grafana to track server health and performance

• Experience in creating and maintaining technical documentation

• Infrastructure audit and effective communication with partners and hosting providers

• Excellent written communication skills, especially in business correspondence

• English language level B1+ or higher

• Ability to analyze large amounts of data, identify potential problems and effectively solve them

• Proactivity, attention to detail and good analytical skills

• Focusedness, results orientation, honesty and organization

Would be a plus:

• Knowledge of network VPN protocols and tools such as WireGuard, OpenVPN, IPSec and iperf for speed measurement and traffic optimization

• Knowledge of HTTP/HTTP2/TLS/DNS protocols

• Experience with network load balancing (eg HAProxy, BGP protocol)

Recruitment process: Interviewsyes with the recruiter - Test assignment - Technical interview -Final interview- Collection of recommendations

• < span style="font-weight: 700; font-style: normal; text-decoration: none">Mental and Physical Health:health care is a must, so in JatApp you will have full health insurance

• Benefits Cafeteria: choose what you like more - sports, food delivery, home office products 

• Knowledge sharing: in addition to internal events, you will have access to the Projector library

• Remote-First Culture: work anywhere, the main thing for us is the result and security 

• Personal Equipment Policy: of course you will have everything you need to work without worries

• Learning and Development Opportunities: it's a real pleasure for us to watch you learn, so we're happy to cover your education and training without limit, as well as compensate for your English courses

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Community of like-minded people: in JatApp you will work in a team of like-minded people, with whom you can launch the product, run a marathon, and conquer Hoverla

• Creative freedom: we encourage initiative, creative thinking and a creative approach, so with us you can be yourself and have the freedom of professional expression

• Legal & Finance Support: we cooperate with the best financiers and lawyers who will gladly help solve any of your questions upon request

• Time-off Policy: annual vacation in the amount of 20 working days per year, 5 days of sick leave without a medical certificate, unlimited sick leave with a doctor's certificate, 3 personal days and 2 days off days on the occasion of special events