Maksim Kramarenko

As part of distributed team, maintain custom installations large numbers of Linux servers and small Kubernetes clusters. Automate the systems. Ensure that customer's services are match guaranteed SLA. Optimization monitoring (Prometheus, Grafana, SNMP) to improve service observability. Maintain highly available, performant and scalable infrastructure for web application stack (Apache/Nginx), DNS servers and application servers, such as high-load DB (MySQL, MongoDB), load-balancers. Emergency response.

As part of the operation team, responsible for operation of industrial networks and distributed clusters to match 99.97% availability SLA. Software and infrastructure patches and vulnerability management of large enterprise NOC, servers, applications. Troubleshoot and prevent the root cause of technical problems. Implementing and documenting significant system changes and fixes. Presenting technical strategy and manage capacity planning of software and hardware that correspond to business requirements.

Worked together with the web-developers team. System administration of company network, Apache/nginx web servers, workstations in Windows and Linux Server Environments. Provided support, fixed cabling, and hardware installations/repairs. Kept the network and infrastructure are running, identified and prevented outages, provided technical support to network clients and employees. Documentation of changes and IT policies.