- planning architecture of infrastructure- build infrastructure from scratch- clients infrastructure support- incidents troubleshooting - RnD- Terraform modules development- Ansible roles development- bash/python scripts development- creating Helm charts- K8s development and supporting- pipeline creating based on GitLab ci/cd- mentorship- article writing

First two years, I was working as a DevOps engineer by Enterprise Integration Platform. Our team providing integration service and data exchange for the whole company. - Working with micro services-based on Kubernetes - Integration Helm templating using repositories- Using IaaC (Ansible, GitOps) conception- Working with Gitlab as VCS- Integration, optimization, and support of CI/CD processes based on Gitlab- Monitoring infrastructure with Prometheus/ELK/Zabbix - graph combining with Grafana- Creating custom Zabbix items for micro services work monitoring(bash/python based)- Time to time monitoring upgrade for exсlude false alarms- Working with Kafka(confluent platform)- Support of corporate integrations and data exchange between corporation products and systems using Kafka and self-written micro services- Implementing automation in-house solutions for the company- Creating bash scripts- Configuring and support Kong as a reverse proxy- Integration and using Ha-proxy for TCP proxy- Micro services troubleshooting Half of year I'm working as infrastructure DevOps. We are provide by click solutions to our company. Last priority was developing of Kafka as Service. Kafka cluster deploying based on ansible+terraform combination. Also, integrate external feature 'Cruise Control'. Monitoring and support of deployed systems.Also develops User Portal which assists to internal customers using following resources "as service":- s3 by Cloudian- Gitlab- DNS by PowerDNS and AWS Route53We are using the following stack:- FastAPI framework;- SQL alchemy as ORM; - async methods;- libraries like boto3, gitlab-python;

As CloudNoc and ClearScale are the AWS partner we had been providing AWS service support and Zabbix-based monitoring.- supporting 24/7 web services based on EC2 instances- 24/7 services monitoring by Zabbix- configuring Zabbix on client systems- primary infrastructure configuration with Ansible- using Ansible for fast interaction with a large number of EC2 instances- configuring autoscaling- ECS/EKS troubleshooting- system logs analyzing - WEB services tuning - infrastructure audit performing, providing recommendations regarding cost decreasing- DDoS detection and elimination - VPC/route53 configuring- creating and control for customer IAM roles and providing recommendations according to official AWS docs- configuring ALB/ELB balancers- working and communicating with foreign customers- writing/upgrading internal team documentation

There was a simple job. I performed jobs like administrating Windows-based workstations, a local network supporting, etc.At free time I learned different IT technologies, improved my English speaking skills, looking for myself.

- Investigation and troubleshooting the issues on Web-hosting servers with Unix and Windows- Investigation of log files on Unix systems- Deployment and configuration Web-servers on Unix and Windows systems- Investigation and troubleshooting Apache and Nginx issues- Investigation and troubleshooting MySQL Database issues- Creation of a base Bash Scripts- Working with CRON on Unix systems- Working with DNS, understanding of the conception- Troubleshooting of critical situation with production servers- Communication and support of clients in the all the part of the world- Work skills with containers Virtuozzo, Docker; systems of virtualization VirtualBox, VmWare