TopDev

[Senior] System Administrators

Paymentwall, Inc.

Số 48, phố Tô Ngọc Vân, phường Quảng An, quận Tây Hồ, Thành phố Hà Nội
Job Description
About Company

Be part of a team that supports the infrastructure of a product used by millions of people around  the world. 

Paymentwall is looking for senior-level system administrators who are obsessed with making sure  that systems are running efficiently and smoothly.   

For this role, you will: 

  • Support of high-available server infrastructure; 
  • Set up new infrastructure layers, based on the needs of company projects; 
  • Perform maintenance and upgrades of the system components; 
  • Monitor performance and maintain systems according to requirements and troubleshoot  issues; 
  • Set up new servers and server applications; 
  • Build an internal wiki with technical documentation, manuals and IT policies; 
  • Ensure security and efficiency of IT infrastructure. 

Your skills & qualifications

Must-have Requirements: 

  • At least 4 years of server administration experience;
  • Knowledge in BSD and Linux; 
  • Web server setup (Nginx, Apache); 
  • Installing different extensions for PHP, Python, Ruby; 
  • Firewall setup (ipfw, iptables, fail2ban, naxsi, mod_security, pfSense); 
  • NFS, distributed file systems; 
  • HA (Corosync, Pacemaker, Heartbeat, CARP); 
  • Database setup (MySQL, MariaDB, Percona, Galera Cluster); 
  • Database proxy (MaxScale, HAProxy, IPVS); 
  • Monitoring systems (Zabbix, Nagios, collectd, ELK stack);
  • Configuration management tools (Chef, Puppet, Ansible); 
  • Containers (Docker, Core OS); 
  • PKG, ports; 
  • Bachelor’s Degree in a relevant field of study; 
  • Be able to chat and talk in basic English. 

Experience in the following is also good to have (optional): 

  • Configuration management tools (Chef, Puppet, Ansible); 
  • Containers (Docker); 
  • PCI DSS; 
  • Database setup (MySQL, MariaDB, Percona, Galera Cluster); 
  • Database proxy (MaxScale, HAProxy, IPVS); 

Benefits for you

  • Competitive compensation depending on experience and skills
  • Individual career path
  • Private Insurance
  • Our chefs cook delicious breakfast, lunch and dessert for the whole team
  • High energy, international and innovative team
  • Annual assessments
  • Paid vacation
  • Optional business trips. Monthly team outing
  • Comfortable workplaces with the most up-to-date equipment
  • Football & ping-pong teams inside the company
  • Convenient office location near West lake
  • Flexible working hours (From Monday and Friday).

Company

Paymentwall, Inc.

Industry

Product

Company size

Nationality

About us

General information