• Migrate projects from Github to Gitlab. • Convert Gitlab Actions Pipelines to Jenkinsfiles. • Automation of the developer's requirements for the PROD/STAGE/TEST/DEV environment. • Prepare Dockerfiles to the developer needs. • Configure and support Jenkins shared libraries. • Support OpenShift clusters in the on-premise servers for 4 different environments (30+ microservices environment). • Designing branching strategy for backend, frontend and mobile applications. • Writing Jenkinsfiles, libraries for backend and frontend applications (Java, React, Python ) • Automate the process of CI\CD for Mobile applications(Android and iOS) using Fastlane • Maintaining mac-mini device, cleaning old archieves and unused simulators. Monthly upgrades of Xcode, renewing provision files and certificates. • Setup Harbor & Clair for image registry, Chartmuseum for chart registry and Nexus for MS artifacts. • Checking code quality with SonarQube and Fortify • Writing Helm charts and Kustomize files for services • Implement GitOps principles • Configure ArgoCD • Setup InfluxDB. Sending custom Jenkins, jacoco metrics to InfluxDB • Create Grafana Dashboards for DevOps KPI metrics such as Deployment Volume, Deployment Failure, Deployment Speed, Coverage reports and etc using InfluxDB data.

• Resolve daily tasks from Jira ticket system • Automation of developers requirements. • Involved in complete Administration tasks on CentOS Linux and maintaining the system. • Writing python and bash scripts for archiving backups and sends them to log server • Writing Jenkins Pipelines for Java and Angular projects • Writing SQL queries in order to provide reports for the Marketing team • Provide 24/7 support in a production and staging environment • Monitoring servers and services with Zabbix • Managing DBs (Mysql, master-slave) • Managing Kubernetes cluster. • Managing Heketi & GlusterFS • Monitoring VMs, Adding extra resources, extra disks. Migrating VM in order to balance workloads on ESXI servers. • Setup Nexus, Portus & Clair, Sonarqube, Jenkins, Owncloud, consul-k8s, zuul • Help to integrate our payment GW with merchants

• Setup Virtualization environment (VMware Esxi 5.5 , 6.0 , 6.5). • Migrating services from on-prem servers to VMs and administrate with vCenter, vSphere. • Responsible for data management using utilities for archiving, compression backup and restoration. • Maintained System Security and ensured systems are up to date with current patches and backups/restores were completed without flaw. • Writing Bash scripts for some repetitive tasks, and for developers needs • Performing ongoing monitoring using Zabbix. • Involved in complete Administration tasks on Ubuntu Linux. • Setup Call Center. Adding virtual phones. • Writing dialplans in Asterisk. • Writing SQL queries in order to provide reports for the Marketing team. • Provide 24/7 support in a production, staging, development environment. • Working with various DBs (Mongo, MySql, Redis) and find solutions for better performance, HA. • Implementing CI/CD automation using Jenkins. • Creating container-based test and development environment with docker-compose. • Designing simple service architecture in AWS • Resolve daily tasks from Redmine ticket system

• Creating and managing users on Opennebula • Adding new servers to our processing GRID cluster (+300 server) • Responsible for data management using utilities like Amanda for archiving, compression backup and restoration. • Provide technical support for both hardware and software issues our users encounter. • Writing bash scripts for repetitive tasks. • Responsible for data management. Taking backups and restore • Hardening, and patching Scientific Linux servers and upgrade new release on standalone servers and on production servers • Monitoring servers with Nagios