- From February 2021 till January 2023 I was a software engineer working for Sword Services S.A. The company is in Athens, Greece, however we were working there mostly remote.- My role was full stack developer for the various complex European Union projects they have. However, I was mostly allocated on the backend part which is based on Java, Spring Boot, and Microservices context. For UI I have done some training and coding on React framework. I participated in several projects and tasks in the company, however the main project I was working on was ETIAS ( https://www.schengenvisainfo.com/etias/ ).- The company concentrated more on up-to-date Java technologies and frameworks for the backed code and React for the UI.

- From August 2020 I was a telco software developer at the Koropi office of TBSP Engineering in Athens, Greece.- My role there was to be the main developer for the new UI of the upcoming version of a product of the company that is responsible for remote monitoring and auditing of telco equipment and electrical generators, that exist in the sites of the major telco providers in Greece. However, I performed some coding in the backend too.- During my stay there used and gathered experience with C#/.NET technologies for the backed coding and for UI part used Angular 11 (TypeScript) and Bootstrap.

- From December 2015 I was a full stack payments developer working at the Athens office of Wirecard NZ.- I have contributed on the creation of the product Conductor (middleware) on backend and created the web app (Single Page App) from scratch.- Worked on several other projects writing mainly on Javascipt for frontends and Java EE for the backend. A lot of my coding includes Spring, Spring Boot MVC, Web Services and REST technologies using various application servers architectures (osgi, war), database layers(jdbc, hibernate). For the frontend I code mainly on javascript and use javascript frameworks such as Jquery, Webix and Backbone.- The last two years I was occupied as the main developer (full stack) of the product DMS (Dispute Management System). - Creator of the RS (Reporting Server) product (bundled with DMS product) that provides a general reporting platform that produces reports from SQL configurations that can be updated on the fly. Integration with other system through REST services to update them whenever a report is exported. Supported reports formats are csv, xlsx, pdf

Digitizing documents in the General Division of Administrative Services of the Ministry of Development of Greece (Data entry in Access database). This was originally a 5 month internship through OAED.

Working as Networks and Systems Engineer (helpdesk, Windows and Linux Administrator, technical support of the computers and the networks) in the HELLENIC NATIONAL DEFENCE GENERAL STAFF (GEETHA) during my military service there.

Mid-studies experience: Developing a variety of programs - projects of CEID (Computer Engineering & Informatics Department)  using mainly technologies such as JAVA, PHP, MYSQL, C and C++ for students and famous Private Learning Businesses in Patras, Greece.

Mid-studies experience: Participation in the development and maintenance of the database (MYSQL) of the portal of CEID (Computer Engineering & Informatics Department).