Developer and architect.
UI: Worked on web and mobile applications as well as Eclipse based fat clients.
Backend: Varied experience from transaction processing in financial industry to large IoT applications, content management backends, enterprise integration/ESB like stuff.
Java and Unix universe mostly. Deployment and infrastructure automation with Ansible and Terraform plus various container technologies. Typescript and ReScript on the frontend side. Some Python (Zope was my first CMS experience). R for making sense of data.