Alexander B. Senior DevOps

Experience

Senior DevOps Engineer

Jul 2021 - Present (9 months +)
Responsibilities:

• Work with a Gaming Development company
• Atlassian stack in Jira and wiki with Confluence
• Working with Openshift clusters for Gaming Evironment
• Deployment new GECO clusters for all regions that customer needs
• Delegating all environment question, scaling, restarts and setting up new solutions
• Monitoring with Logz.io and Grafana + Prometheus configuration for alerts to Slack and Opsgenie
• Creating and support RHEL packages updater script for 100+ servers
• Building and Maintaining Game Platform services
• Using VMs as well as Containers across multiple different datacenters and also on Cloud (GCP)
• Using CI/CD stack and true continuous delivery
• Providing 24/7 support for all our products
• Automating/coding and finding a way of applying best software engineering practices to systems engineering field
• Offering to work on truly interesting technical challenges

DevOps Engineer

Feb 2021 - Jun 2021 (5 months)
Responsibilities:

• Setting up the notification for Alerts per evironment dev/qa-stage/prod
• Migrate from AWS ECS to AWS EKS with Helm 3 and Terraform
• Support 24/7 for all Application on AWS EKS microservices for Rocket Delivery
• Weekly billing reports

Devops Engineer

Jan 2020 - Feb 2021 (1 year 2 months)
Responsibilities:

• Setting up and support Kubernetes Clusters on AWS by EKS, KOPS, Helm and Lens IDE
• Configuration Apache Kafka in K8S Clusters (Kafka Streams, Spring Cloud and Banzai Cloud architecture)
• Working with K8S Ingress, Traefik or another LB solutions for different projects (Istio as self education)
• Gitlab Runners and Jenkins Pipelines configuration for CI/CD to K8S with troubleshooting errors with a backend team
• AWS Cloud resources management and monitoring
• Supporting and troubleshooting around 4-5 project on Java, NodeJS and PHP
• Organise QA-Devops team for load testing application services and defining scaling solutions for them
• Setting up Security Administration solutions for clients requirements
• Setting up and support S3 backups cron jobs for company indoor content server
• Prometheus+Grafana metrics configuration and monitoring

Devops Engineer

Mar 2019 - Jan 2020 (11 months)
Responsibilities:

• Migrate all AWS Infrastructure in Terraform
• Cost saving
• Setup Docker-Compose for Node.js based Applications
• Setup AWS EKS cluster for new Application Products (Dev/QA/Stage/Prod env)
• Jenkins CI/CD automate for all SDLC
• Git, Bitbucket CI
• Managing task by Jira in a Team
• Application front/backend administration and supporting
• AWS Infrastructure development

DevOps Engineer

Mar 2017 - Mar 2019 (2 years 1 month)
Responsibilities:

• Migrating infrastructure from Cloudformation to Terraform
• Setup RDS MySQL Master-Replica configuration between 3 regions
• Encryption data on S3 and EBS
• Terraforming for AWS, describing existing services and apply new in 3 regions as well
• Setting up new services on EC2 with Chef, Ansible
• Setting up Elasticache Clusters in new regions Reddis / Memcache with encryption
• Ansible /Chef provisioning for AMIs environment
• Deploy and building new AMIs for App Services by Packer and GoCD
• Manage code for QA and DEV with Jenkins Pipelines
• Compiling AMI for new services by Ansible and GoCD for Production
• Familiar with Bash and Python
• Github, Makefiles, CodeBuild for infra code

Network System Engineer

Nov 2013 - Jan 2017 (3 years 3 months)
Responsibilities:

• Launched and supported company website with MySQL Server via Apache, based on Linux Ubuntu
• Created stable Load Balancing servers for companies web applications
• Supported e-mail server via Windows Server 2003 - 2012
• Supported and prepared accountant Software
• Purchased regular technical equipment
• Installed and adjusted account servers
• Set up and supported Video and VoIP Security
• Managed team of system administrators
• LAN / WAN / Internet services administration
• Solving some network problems;
• Repairing and installing workplaces for employees;
• Setting up workplace equipment for VPN, LAMP/LEMP by Linux Ubuntu, CentOS, Debian;
• Setting up Routers and WiFi Points in Office, switches, VPN, LAN, WAN, setting up network security;

Network Engineer

May 2008 - Sep 2013 (5 years 5 months)
I was my first HardWork international experience and also responsible for YOTA project in providing communication sites and developing a WiMAX network.
Responsibilities:

• Checking the readiness in communication nodes launch;
• System quality communication nodes permanent checking;
• Samsung WiMAX communication nodes launching;
• Communication object modules testing;
• Team Leading with group of Junior Engineers to fixing bugs and solving problems;
• Java Development for virtual imitation mobile base stations for testing parameters of communications and network process;
• Installation and programming Cisco optical modul for WiMAX Base Stations;
• Programming and setting up the parameters of network units and putting network objects into WiMAX;
• Control and acceptance of network construction & communication WiMAX objects;
• The WiMAX hand-over system mobile check with USB WiMAX Modem; Also as in Samsung Co