layout default title Tech Stack permalink /tech-stack/ {% include nav.html %} Languages Current focus PHP Python Bash Legacy & broader language experience Java C# C / C++ HTML / CSS Frameworks & Libraries Current focus Symfony API Platform PHPUnit Legacy & broader library experience Doctrine Twig PDO Propel FPDF / FPDI Cloud, Containers & Delivery Current focus Docker Docker Compose Ansible AWS Kubernetes Helm Harbor K3s Broader platform experience Rancher Google Cloud DigitalOcean Heroku Dokku Data, Messaging & APIs REST OpenAPI / Swagger OCPI Kafka RabbitMQ MySQL MariaDB PostgreSQL MongoDB Redis InfluxDB MQTT GraphQL SOAP JSON-RPC AI & Developer Workflow OpenAI Codex Claude Code OpenCode Cline LM Studio oh-my-codex oh-my-openagent Observability & Security Observability Grafana ELK Graylog Sentry Security ISO 27001 ISMS Incident Response Vulnerability Management Developer Tools Current focus Git GitHub GitLab Gitea GitHub Actions GitLab CI Renovate Composer Caddy Linux Visual Studio Code Xdebug Legacy developer tooling Bitbucket Jenkins TeamCity Travis CI Eclipse Gitpod PhpStorm Poetry Mercurial Subversion CVS Web Servers Current focus Caddy Legacy web server experience Nginx Apache Lighttpd Collaboration & Legacy Experience Collaboration Jira Slack Confluence Miro Wiki Legacy Experience Asana monday.com Virtualization LXC VirtualBox VMware