Site Reliability Engineer

The successful candidate will play an important role in maintaining a state-of-the-art email delivery platform that serves thousands of customers worldwide.

Technical experience:

• Understanding of how DNS works (SOA, NS, MX, DKIM, etc.)
• Strong understanding of Linux systems management (distributions, firewall, ssh, network troubleshooting)
• Be familiar with SMTP protocol
• Be familiar with HTTP protocol (request types, codes, etc.)
• Strong network understanding. OSI model. (VLAN, link aggregation, macvlan) You can tell the difference between L4 and L7 protocol
• Basic knowledge of different DBMS (mysql, postgresql, mongodb, redis, etc.) Basic setup, replication, clustering. (You can tell what you know about it)
• Monitoring systems (Zabbix, Prometheus, Cloudwatch) at least one
• Containerisation (Docker, lxc). Docker swarm orchestrator.
• High availability (Haproxy, nginx, keepalived)
• IaC (Terraform, Ansible) — would be great if you know it, but not neccesary

Functionality in the position:

• Build, maintain and successfully resolve problems within hybrid ecosystem of 500+ servers
• Implement, maintain and continuously improve Operations team processes to meet the target Service Level Objectives / Service Level Agreements and uptime goals and commitments
• Be an integral part of the Incident management process. Act as last-mile expert for the escalated issues and provide timed and efficient solutions, also providing subject matter expert (SME) assistance to teammates during incident resolution process (both on/off hours on-call escalation participation)
• Support and optimize monitoring systems and related services around the product including early incident detection and resolution with no- to minimal service impact
• Architect and implement increasingly better High Availability, Disaster Recovery and Business Continuity (Backup) solutions.
• Lead the operational efforts in platform cloud expansion, including infrastructure, network, security and monitoring design and ongoing enhancements
• Contribute and optimize hybrid resource management and utilization strategy. Lead the cost optimization / performance improvement processes within the team.
• Support and maintain the up-to-date documentation for the infrastructures, systems, components, services and network layers
• Participation in software release management cycle

We offer:

• High level of salary
• B2B contract
• Transparent evaluation and remuneration policy with regular reviews
• Social package: paid vacation and sick leave (29 days)
• Continuous professional development
• Free English language courses