- Assessing current systems and processes, identifying areas for improvement and implementing changes to increase efficiency and reliability.- Building and configuring new development tools and infrastructure, ensuring optimal performance and streamlined workflows.- Developing software updates and fixes to resolve technical issues, enhancing system stability and functionality.- Providing support and consultation to developers, troubleshooting problems and offering guidance on best practices.- Preparing detailed specification documents, documenting system requirements and providing clear instructions for implementation.Our tech stack includes:- Operating Systems: Ubuntu Linux, Oracle Linux- Configuration Management: Ansible (+ Molecule for role testing)- Infrastructure as Code: Terraform- Version Control System: Git- DevOps Platform: Gitlab (CI/CD pipelines)- Log Collection: Vector.dev (with Kafka and clickhouse)- Container Orchestration: Kubernetes (vanilla + Deckhouse platform)- Monitoring: Victoriametrics, Grafana (with Grafana OnCall for on-call management)- Programming Languages: Golang, Python, PHP- Databases: MongoDB, PostgreSQL, MySQL, Redis, Elasticsearch- Message Queue: RabbitMQ- Performance Monitoring: NewRelic- Object Storage: Minio S3, Yandex S3- Cloud Platform: Yandex Cloud

Building PaaS (Yandex.Cloud, on-prem VMware vSphere). - Linux system administration (CentOS, Debian);- Writing automation pipelines (Jenkins + Groovy); - Preparing machine images (Packer);- Infrastructure resource managment (Terraform): HashiCorp, Yandex, vSphere providers;- Configuration management (writing Ansible roles);- Logging (Fluentd, Kibana, OpenSearch);- Monitoring and alerting (VictoriaMetrics, Prometheus, Grafana, AlertManager);- Service discovery (Consul);- Secret management (Vault);- Kubernetes clusters deployment (cloud managed and kubespray) and maintantance, k8s application deployment (Harbor, ArgoCD);- Building Docker images;- Service management (kea DHCP, BIND, BitBucket, keycloak, nginx, Nexus, RabbitMQ);- Elaboration DevOps processes for plaform users.

Website support and development for the Rosa Khutor ski resort development company.- Utilizing Scrum methodology;- Working with version control system Git + Gitlab;- Providing support for the company's main website built on a custom engine, including website migration without losing search engine rankings;- Supporting and developing the online store shop.rosaski.ru;- Working on the new company website rosaski.ru (Laravel).

Support and development of clients' websites (including: barrier.ru, tamak.ru, lensmaster.ru, bridgestone.ru, modus.net).- Evaluation and adjustment of technical specifications (participation in gathering and formulating requirements);- Basic server administration (resource monitoring, web stack configuration (LAMP [+Python/Django], LEMP), MySQL, PostgreSQL, DDoS protection, conducting load testing);- Frontend development (HTML, CSS, jQuery, Backbone.js, AJAX);- Backend development (1C-Bitrix, Wordpress, Django, Laravel, Symfony);- Integration of various third-party services.