

Setup/Manage/Config infrastructure architecture
○ HA-Proxy with keepalived to support development/production environments and
proxies
○ Gitlab wokrflow and source code management
○ Manage to maintain and develop +1000 line of gitlab cicd pipeline for development
and production.
K8s cluster
○ Deploy/init and configure two separate multi-master k8s cluster with 6 worker nodes
○ HelmCharts, Kustomize manifests for development
○ ArgoCD; Application configuration due to sync automatically with gitlab projects
○ Otel autoinstrumentation solution for Traces/Logs/Metrics
○ Self-host Gotify notification center
○ LongHorn storage as my k8s cluster storate solutuon
A 5-node elasticsearch cluster
○ Log aggregation and troubleshooting related issues.
Sonatype Nexus3
○ A pair of Nexus3 servers as artifacts repository to maintain and push neccessory
images.
○ Proxy repos, Hosted Repos, Group repose for helm, debian, docker, nuget, npm
Design/Deploy/Maintain and settle up infrastructure based on our need or development
team requirments
○ Mysql DB / Maria DB cluster (master-slave) +50 GB of data
○ HA Proxies contain HAProxy, Nginx, KeepAliveD
○ + 3 distinguished ELK cluster for log aggregation
○ Prometheus federation cluster, Alert-Manager, and a push notification service for
monitoring solutions
Setup/Manage/Config elasticsearch cluster/configuration
○ Elast-Alert for monitoring development/production environments.
○ Logstash configuration/pipelines related to development/production area.
Design/Deploy/Maintain and bring up a production-grade ELK cluster with more than 20
bare-metal nodes handling over the ELK stack.
○ 500M documents per day
○ 50TB of data
○ ELK TLS/SSL security
○ Kibana ingest pipelines, +35 Elasticsearch ILM & index management
○ Service monitoring via Beats [apm,metricbeat]
○ Realtime ELK monitoring by Prometheus and Grafana (Prometheus exporters,
Promtail and Loki),
○ Conducted workload assessments an
Setup/maintain self-managed Gitlab as source code and develop more than 1K lines of
Gitlab-CICD pipelines in order to automate testing/production env.
○ Kubernetes cluster test environment
○ K8s Helm Charts
○ ArgoCD
○ Jenkins
○ Gitlab CICD
○ Jenkins declarative pipelines
Refactoring and building production and test environment of old-managed project based
on Kubernetes for development and test team and end user in a GitOps approach. Writing
about +500 lines of Gitlab CICD pipelines, Creating more than +7 Helm Chart templates per
branch and creating infrastructure using ArgoCD
○ Kubernetes, Gitlab CICD workflow, GitOps workflow
○ K8s Helm Charts, ArgoCD
○ Gitlab
○ Jenkins
○ Docker containers
Facilitating the GitOps approach to provision and maintain Namava infrastructure
distributed over multi-data centers.
○ Ansible (custom ansible module)
○ +10 Gitlab CI/CD pipelines
○ +10 Jenkins declarative scripts
○ +100 bare-m