Maintained a SaaS billing platform on AWS as part of the Site Reliability Engineering team
Played a key role in an AWS cloud migration project, implementing Terraform (IaC), creating CI/CD processes and pipelines, hardening images, upgrading tool versions, and developing scripts
AWS Cloud migration:
Design & implement CI/CD for deploying AWS resources (GitLab CI, Terraform, GitOps)
Create DevOps toolchain (Jenkins, Harbor, Vault) and configure them
Deploy billing application, microservices, and supporting infra services to Nomad clusters
Re-designed TLS/mTLS certificate management (Vault, Lambda)
Write documentation
Security (infrastructure hardening, patch management & vulnerability scanning):
Managed multiple AWS accounts for Consul/Nomad/Traefik clusters (10–20 EC2 instances/account, ASG) and DevOps toolchain accounts
Created hardened AMIs (CIS benchmark-based) via Packer for Nomad, Jenkins, Harbor, Vault; deployed using Terraform
Integrated Trivy (via Harbor plugin) for container image scanning
Implemented strict AWS VPC security group rules
Developed and maintained patching process across environments (Qualys/Wiz)
Deployed Qualys Cloud Agent to all EC2 instances
Tracked CVEs and available patches; tested patches in lower environments before rollout
Automated patch deployment using Terraform and GitLab CI across all AWS accounts
Verified patch compliance via Qualys/Wiz dashboards
Tools: AWS (ASG, AMI, RDS, Athena, Route53, ALB, Lambda, CloudWatch), Terraform, Consul, Nomad, Vault, Packer, Shell scripting, Python, Docker, devcontainers, Harbor, GitLab CI, GitLab Runner, Jenkins, JCasC, Traefik, Splunk, Qualys, Wiz, MySQL, PostgreSQL, RabbitMQ, Redis, Jira, Confluence
Supported product rollout to Azure Cloud/AKS
Refactored deployment pipelines in Azure DevOps
Troubleshot and fixed problems in CI/CD context
Tools: Azure, Azure DevOps (Repos, Pipelines), AKS, ACR, Helm, Helmfile, Docker, git, Jira, Confluence
Member of the IT-Engineering team and contributor to a datacenter migration project
Wrote and maintained Ansible playbooks and modules; configured Ansible Tower; managed Red Hat Satellite Content Views and Composite Content Views
Conducted connectivity testing; submitted firewall requests; configured Icinga2 for new system setups
Responsible for migrating Jenkins pipelines and transitioning from Subversion to Git
Tools: JBoss EAP, Tomcat, Apache, Splunk, RHEL, Red Hat Satellite, Icinga/Nagios monitoring, Bash scripting, TLS certificates, JKS, Jenkins, Ansible Tower, GitLab, Gerrit, git, Subversion, Jira
Designed and implemented pipelines for SCA, building project artifacts, and building devcontainer Docker images
Designed build versioning and packaging
Deployed Jenkins server
Tools: GitHub Actions, RHEL, Azure Container Registry, bash scripting, Jira, Docker, git, Visual Studio Code devcontainers, Jenkins, JCasC
Member of eSW Infrastructure team
Implemented IaC for build/test agents and Azure Cloud resources
Pipeline script implementation; troubleshot problems with developers; implemented build versioning and packaging
Tools: Azure DevOps (Repos, Pipelines, Boards), Azure Cloud, Ansible, Terraform, Bitbucket, Artifactory, Conan, CMake, Docker, Podman, git, Python, Visual Studio Code devcontainers
Member of Release & Integration team
Designed and implemented CI/CD; enhanced TA and release process
Tools: Azure, Ansible, Atlassian suite (Bamboo, Bitbucket, Jira, Confluence), Artifactory, Docker, git, Gnuplot, Python, Qt WebKit, Maven, Gradle, SonarQube
Member of Data Science Platform team
Improved HA of services; tested and deployed a new DNS solution; created test cluster for HashiCorp stack
Performed version upgrades for HashiCorp Consul, Nomad, Python, Ansible
Implemented Nexus apt repositories; maintained ELK; created GitLab CI pipelines; wrote internal process and tool usage documentation; interviewed new candidates
Monitoring tools project:
Configured Prometheus (retention, storage, rules, re-labeling)
Configured exporters (cAdvisor, node_exporter, gitlab-pipelines exporter)
Created new Grafana dashboards
Azure Cloud migration project:
Created Jenkins pipelines & shared pipeline library (Job DSL & scripted syntax)
Implemented Terraform code; deployed Helm charts to AKS
Created support requests, firewall & proxy changes
Maintained Jenkins in OpenShift; configured, upgraded, installed new plugins
Learned Azure Cloud (ACR, AKS, Key Vault, IAM, SP)
Tools: Ansible, Bash & Python scripting, Consul, Nomad, Vault, Nexus, Linux, Docker, Git, GitLab CI, Azure Cloud, AKS, Azure Container Registry, Terraform, Helm, Jenkins, JCasC, Job DSL, ELK, Filebeat, Slack, Jira, IaC, GitOps, KanBan, Prometheus, Alertmanager, Alerta, Grafana
Member of the Engineering Support team administering and maintaining internal services (CI infrastructure, Atlassian stack) across eBay Classifieds Group
Researched, implemented, and troubleshot build and test solutions; coached developers and SREs; developed Ansible playbooks for deploying instances on OpenStack Cloud
Led reimplementation of the monitoring system, including alerting rules and Grafana dashboards
Reduced technical debt by migrating to newer or more efficient tools and platforms
Tools: Puppet, Ansible, Duply, Avi LB, Nexus, OpenStack Cloud, Consul, Packer, bash/go/groovy/python scripting, Linux, Debian repositories, Docker, Docker Compose, Git, Gitorious, GitHub, Gerrit, Jenkins Pipelines, SonarQube, Quay, Clair, PagerDuty, Slack, Nagios, Sensu, Prometheus, Alertmanager, Grafana, Phraseapp, Jira, Confluence, Crowd, Fisheye, Crucible, Infrastructure as code, GitOps, KanBan
Worked as a Configuration Manager consultant in Android platform CM team
Maintained Android SW builds; created system branches; hosted CM education course; deployed test automation system; wrote test cases; conducted code reviews; contributed code to an open-source project
Tools: Git, Jenkins, Jenkins Job Builder, YAML, Gerrit, Jira, Python, bash scripting, repo tool, Ubuntu Linux, Android, ADB, Java
Worked as a build engineer in a multinational project
Responsible for SW releases and daily SW builds; configuration management; deploying services and improvements to ease SW development
Performed problem solving, scripting, process definition, and smoketesting
Tools: Git, Jenkins, Jira, Python, bash scripting, repo tool, Ubuntu Linux, OpenGrok
Member of Continuous Integration team
Kept CI system fully functional; ensured high-quality SW builds; administered Jenkins and Gerrit daily
Performed problem solving; scripting for build/release automation and commit metrics visualization
Tools: Git, Gerrit, Jenkins, Gitorious, Jira, OE, Python, bash scripting, repo tool, Ubuntu Linux, gnuplot, metrics, LaTeX
07/2012–12/2012: SW developer in internal projects; Android application design and implementation for smartphones
03/2012–06/2012: Tools developer; implemented metrics scripts and Gerrit plugin; acted as local Gerrit administrator
09/2011–02/2012: Build engineer; designed and implemented release test functionality for software variant build tool using Python
10/2007–09/2011: Software configuration management on platform-wide level; prepared sources & binaries; built, tested, and released deliverables; supervised a small group of build engineers; provided onsite support in Paris for one month
Tools: Android, Java, Eclipse, Git, Gimp, UI design, NFC, Python, Perl, Subversion, Synergy, Ant, batch scripting, Jenkins, CruiseControl, Obs, Gitorious
04/2006–09/2007: External employee at client’s premises; performed software configuration management; prepared sources & binaries; built, tested, and released deliverables; troubleshooting; build tools development
10/2005–04/2006: Developed Java-based UI design/customization tool based on Xuikon/S60 framework; ported engine and UI components from Symbian framework to Java
Maemo Linux C++ application development: ported Symbian C++ application to Maemo platform; redesigned keyboard UI for pen input
SymbianOS application development: implemented mobile multimedia application for S60 terminals
Tools: Symbian OS build toolchain, Synergy, Perl & batch scripting, Eclipse, Java J2SE, AWT, C, C++, Hildon
Helping organizations modernize their infrastructure through DevOps and cloud solutions. 20+ years in IT across automotive, banking, e-commerce, energy, insurance, healthcare, and telecommunications; freelancing since 2014.
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