Обязанности:- Поддержка и оптимизация существующих систем, развернутых в Kubernetes кластере, в клаудах- Разработка, настройка и поддержка инфраструктуры для автоматического развертывания, масштабирования и управления приложениями в Kubernetes кластере- Разработка и поддержка CI/CD пайплайнов для автоматического развертывания приложений в Kubernetes кластере (Gitlab CI, Helm, Nexus Repository Manager)- Анализ и улучшение производительности и надежности Kubernetes кластера- Автоматизация процессов и настройки инфраструктуры (Bash, Python, Ansible, Terraform)- Мониторинг развернутых систем (Prometheus, Grafana, Alertmanager, ELK Stack)Проекты:- Настройка распределенного, мультиклаудного репозитория на базе Sonatype Nexus Repository Manager для нужд компании с интеграцией в CI/CD существующих проектов.- Приложение на Python для гибкой очистки репозиториев в Nexus.- Разработка решения для создания и восстановления бэкапа БД PostgreSQL (100 Gb) с RTO 15min (K8s + Zalando Postgres Operator + WAL-G + MinIO S3)

Responsibilities:- Organization and support of CI/CD (Gitlab CI)- Cloud infrastructure Development (IaC)- Application containerization (Docker,K8s,ArgoCD)- Database administration (SQL, NoSQL)- Configuration and support of a secret storage server (Vault)- Data storage organization (S3, MinIO)Projects:- Participation in the startup project of the online storeProgress:- Transferred the project to a code storage system in Gitlab, configured the CI/CD pipeline- Containerized web application- Set up notifications in Telegram about events in CI/CD and alerts from Prometheus- Helped programmers move from H2 to PostgreSQL+MongoDB+Flyway- Configured the storage system for artifacts and Helm charts in Nexus and interaction with it in CI/CD- Within the framework of IaC, I wrote the configuration for the infrastructure from scratch- Configured application monitoring (business queries and microservices) and infrastructure (Prometheus, Alertmanager, Grafana)Stack:Linux Ubuntu, Gitlab CI, Nexus, SonarQube, PostgreSQL, MongoDB, Flyway, Terraform, Ansible, Docker, Yandex Cloud, Kubernetes, Helm, ArgoCD, Prometheus, Alertmanager, Grafana

Responsibilities:- Administration of servers and networks- Monitoring- Billing support- Troubleshooting and troubleshooting- Maintaining documentationProjects:- Launching a telecom operator from scratch- Implementation of the billing system- Launch of IPTV service for subscribersProgress:- Independently built the core of the network, routing and authorization of subscribers- Installed and configured the billing system- Migrated from old servers to new onesСтек:Cisco, Eltex, D-Link, Linux Debian, Unix FreeBSD, TCP/IP, DNS, LANBilling, Zabbix, Cacti, MPD, MySQL, Apache, Redmine

Responsibilities:- Administration of networks and servers- Support of the organization's website- Network security monitoring- Administration of Linux workstations- 3rd level of technical supportProjects:- Network routing update- Import substitution of desktop operating systemsProgress:- Switched routing from Windows to FreeBSD and later to hardware Eltex- Automated the process of setting up workstations for employees (Ansible)Стек:Eltex ESR-200, Debian, Astra и Alt Linux, FreeBSD, Windows, Wordpress, Zabbix, UrBackup

Responsibilities:- Administration of servers and networks- Billing support- Monitoring and elimination of accidents- Technical support for usersProjects:- Restructuring of the entire network- Implementation of the billing system- Setting up the monitoring system- Download IPTV for subscribersProgress:- Independently updated the server, network core, routing and authorization of subscribers- Improved the stability of the network by segmenting it- Conversion of the connection from PPPoE to IPoE- Installed and configured the billing system- Increased the fault tolerance of servers and switches- Set up a backup system- Organized search and work between users and partners in the zadach Redmine system- Automated routine processesStack:- Cisco, Huawei, Eltex, D-Link, Alkatel, Edge-Core, Linux Debian, Unix FreeBSD, TCP/IP, Xen, LanBilling, Zabbix, Cacti, Nagios, DNS, MySQL, Apache, Nginx, Redmine, Wordpress, 1VDS