Michael Zarmakoupis Email & Phone Number

Haarlem Area, Netherlands

Luxembourg

• Led the planning, designing, developing and testing process of the company’s new client onboarding feature. Through application of modular design and SOLID principles I managed to deliver every new desired featured on time, while achieving a code coverage of 100%• Responsible for maintaining, fixing and refactoring legacy code. Through application of dependency-breaking techniques I managed to fix and refactor large parts of the untested legacy code and achieve a high code coverage that reduced the fragility of the existing codebase• Responsible for designing and implementing changes regarding compliance to PSD2 directive, administered by the European Commission. This included app to app communication and several security features• Collaborated with the company’s onboarding and PSD2 team (consisting of a product owner, a scrum master, 5 full-stack developers, 1 Android developer, 1 UI/UX designer) in an agile environment while applying the SCRUM framework. While working in a fast-paced and stressful environment, I managed to contribute to the excellent team spirit and deliver every sprint’s feature on time

Greece

Provided guidance and consulting services for two greek startups (tourism and health industry), being responsible for their product life cycle which included planning, designing, developing and testing the iOS applications.Through continuous learning I have developed the following skills: • Strong knowledge of the Swift programming language• 3 years of experience with iOS SDK and Xcode • Deep understanding of UIKit, AutoLayout, Storyboards• Experience with RESTful APIs• Good knowledge of persistence strategies including CoreData• Good knowledge of concurrency strategies with GCD• Experience with Apple’s release cycle on the App Store• Experience with agile techniques and automated testing strategies including unit testing, acceptance testing and UI testing• Use of Test Driven Development as primary methodology for developing software• Good knowledge of Git and the GitFlow workflow• Committed student of Clean Code and Extreme Programming

Athens, Greece

• Led the planning, designing, developing and testing process of the company’s new iOS SDK. The goal was to migrate the existing SDK to Swift while maintaining interoperability with Objective-C• The system was architected with modular design and clean architecture and utilised various design patterns including VIPER and MVVM through a disciplined application of the SOLID principles• My primary testing strategy was to write automated unit tests and some end-to-end tests, which contributed to high confidence as we were able to achieve a code coverage of 100%• Conducted a market research regarding the most frequently used API conventions as well as the most suitable design patterns for developing the SDK• Collaborated with the publisher team (team responsible for software engineers that integrate the company’s SDKs) in an agile environment while applying the SCRUM framework

• As an amateur bouzouki and guitar player, I participated in several musical groups • Responsible for organizing events and conducting playlists

Greece

• Responsible for providing technical support for all company’s products related to water, sewage, heating, industry, energy and marine industry segments, based on customer’s needs• While belonging to the sales team, I have managed to meet specific individual targets, attract new customers and retain a respectful relationship with over 50 of the company’s existing clients• Composed competitive analysis reports that led to changes regarding the company’s sales strategy