Senior Backend Engineer, Form3
Apr, 2023 - Present
Form3 is a cloud native payments-as-a-service platform that designs, builds, and manages payment technology.
Experienced and results-driven software engineer with a strong background in developing high-performance, scalable applications. Skilled in a range of programming languages and technologies, including Golang, PHP, Java, and JavaScript. Seeking to leverage my skills and experience to contribute to the success of a dynamic and innovative technology company.
Senior Backend Engineer, Form3
Apr, 2023 - Present
Form3 is a cloud native payments-as-a-service platform that designs, builds, and manages payment technology.
Senior Backend Engineer, Kraken
Mar, 2022 - Dec, 20229 months
Kraken is a United States–based cryptocurrency exchange and bank, founded in 2011.
Build and manage GRPC API's with Golang
Develop and maintain GraphQL endpoints (Apollo)
Introduce distributed tracing into the stack (opentelemetry & tempo)
Lead Backend Engineer - Co Founder, Flyway
Nov, 2020 - Mar, 20221 year 4 months
Flyway is an all-in-one solution that makes second home ownership easy and affordable.
Build and manage Restful webservices with Golang
Develop and support web applications
Create and maintain k8s cluster on amazon (EKS)
Senior Engineering Manager, Beat
Jan, 2020 - Nov, 202010 months
A fast-growing ride-hailing company with millions of users and strong presence in four countries. A Daimler subsidiary since 2017.
Manage several cross-functional teams of the Ride domain
Lead the hiring process of backend engineers (Ride domain)
Contributing to open-source projects
Lead Backend Engineer, Beat
Feb, 2018 - Jan, 20201 year 11 months
A fast-growing ride-hailing company with millions of users and strong presence in four countries. A Daimler subsidiary since 2017.
Lead a cross-functional team on the Ride domain
Helping breaking PHP monolithic application into microservices
Involved in hiring process of backend engineers
Senior Backend Engineer, Beat
Jun, 2016 - Feb, 20181 year 8 months
A fast-growing ride-hailing company with millions of users and strong presence in four countries. A Daimler subsidiary since 2017.
Build and manage Restful webservices.
Develop and support web applications with Golang and PHP.
Integrate with 3d party APIs.
Guide and train other software engineers.
Collaborate with devops team and helping in containerization of the stack.
Part of an agile product team working under scrum process. Develop new features and maintaining/supporting old codebase.
Helping breaking PHP monolithic application into microservices.
Involved in hiring process of backend engineers.
Software Engineer, Profile Software
Feb, 2016 - Jun, 20164 months
Profile Software is an award-winning solutions provider with presence in Europe, Middle East, Asia, Africa and America, delivering market-proven solutions to the Investment Management and Banking industries.
Front-end development using Angular js v1 (Axia product)
Software Engineer/Android developer, Velti SA
Apr, 2015 - Jan, 20169 months
Velti was founded in 2000 and is a leading provider of innovative mobile-centric marketing, customer retention and content based solutions trusted globally by hundreds of mobile operators, brands and media groups.
Discovering new technologies (R&D).
Making demos for European projects.
Backend and frontend development (using node js, djanco python and other frameworks).
Android native development.
Spring, hibernate development.
Creating a recommendation engine using Mahout.
Elastic search - logstash - Kibana analytics (ELK stack).
Manage hadoop cluster (Writing map reduce (1.0) jobs, analyse data using pig and hive).
Software Engineer, Creating Ideas
Dec, 2013 - Apr, 20151 year 3 months
Candi is a small professional team with experience in internet services & marketing.
Create and maintain vanilla PHP applications.
CS-cart addon development.
Wordpress/Joomla plugin/modules development.
Android native development.
Maintaining a custom CMS in Asp classic.
Software Engineer/Android developer (Part time), Aratos Technologies S.A.
Feb, 2013 - Dec, 201310 months
Aratos Technologies S.A. was founded in 1995 and is one of the first European downstream value-added services company in the space sector.
Android native development.
Backend development with PHP.
Frontend development with Jquery, css3, html5.
Wordpress and joomla website/plugin/module development.
Web developer/Technical Support (External Collabortator), Assistant Professor Stella Kyvelou
Nov, 2011 - Aug, 20142 years 9 months
Working as external collaborator for the ESPON Contact Point Laboratory (under the supervision of Asst. Prof. Stella Kyvelou) for technical support and web/software development issues. I was also participated in the USESPON Project, working for the USESPON Virtual Learning Environment (espontrain.eu).
Software engineer, Freelancer
Nov, 2010 - Jan, 20154 years 2 months
My experiences range from building high scalable responsive mobile sites that work well cross-browser to building enterprise android mobile apps.
Department of Informatics, Master, University of Piraeus
Jan, 2012 - Jan, 2014
Economics and Regional Development, Barchelor, Panteion University of Social and Political Studies
Jan, 2006 - Jan, 2010
Master Thesis , University of Piraeus
Published on: Jan 01, 2014
The purpose of this paper is to describe the steps which are needed to create a complete software solution for the Android platform, that will communicate with a web server through an API interface.
Hiking/Traveling/Gaming