• development,maintenance and upgrade of the company's infrastructure;
• active participation in the development of infrastructure solutions for the company's projects;
• development,maintenance and upgrade of monitoring and logging tools(PROM stack,EFK stack,PMM SERVER,Sentry);
• development and customization of CI / CD processes for projects;
• deploy and administration HA STACK for databases postgres and mysql(postgres-repmgr,mysql-percona xtradb cluster);
• development of program code in python(writing prometheus exporters, services and utils for serving infrastructure);
• building fault-tolerant high-load services (web, databases, etc.);
• configuration and implementation of containerization systems (docker) and orchestration (k3s(kubernetes,swarm, consul);
• using ansible(awx) and ci/cd(gitlab ci/cd) tools for infrastructure automation;
• configuration and maintenance services(mail servers,gitlab self-hosts,openldap,haproxy,rabbitmq,rocketchat,certbot);
• configure,deploy and upgrade monitoring stack for miners(asics,etc) and integrate with grafana;
• and etc.