Personal details
Marko K.
Full-stack Developer and Architect
Based in: 🇬🇧 United Kingdom
Timezone: Athens (UTC+3)
Technical skills
Top 3 skills
About
Throughout my career, I have extensively worked with a broad range of programming languages and platforms, including Dart(Flutter), JS Frontend(React, Vue, Angular), JS Backend(Nest, Express, Node), PHP(Laravel), Java(Spring).
My experience in developing user-centric software, enhancing user experiences, and solving scalability challenges will be invaluable in driving your projects forward. I thrive in dynamic, fast-paced environments, and am adept at managing multiple priorities simultaneously.
Work Experience
Principal Software Engineer
Fly and Share | Jan 2024 - Present
Android
Azure
GitHub
Dart
Firebase
Google Cloud Platform
iOS
Flutter
Figma
Codemagic
- I designed a product with brand designs, component designs, all page designs and flows, and published designs in Figma from the client’s initial wireframes.
- Modeling data and creating a backend for administration of it using GCP Functions.
- I have integrated Authentication, Remote Config, and Push Notifications.
- Integrating APIs for Duffle (flight search), Google Maps (places), and OpenAI (recommendations and image generation).
Principal Software Engineer
ActionRun | Jul 2022 - Jul 2024
PHP
Android
WordPress
GitHub
Dart
Firebase
Google Cloud Platform
iOS
Flutter
Figma
Codemagic
Notion
- Designed, developed, and published ActionRun(https://actionrun.app), a mobile app that offers personalized fitness tracking and guided running sessions.
- Utilized Flutter and Dart for the front-end development to ensure a seamless user experience across iOS and Android platforms.
- Implemented features such as Remote Config, A/B testing, Push Notifications, Home Widgets, Subscriptions to enhance user engagement.
- Developed a comprehensive backend using Firebase Cloud Functions to manage app logic and data.
- Integrated APIs for various fitness tracking functionalities to provide real-time feedback and recommendations for users.
Projects
Cloud Text-To-Speech
Azure
GitHub
Dart
TypeScript
Text-to-Speech Technology
Google Cloud Platform
JavaScript
Flutter
Notion
AWS
• Designed, developed, and published the package, initially for Flutter and later ported to Node.js.
• Provided a single interface to integrate text-to-speech services from Google, Microsoft, and Amazon, preventing vendor lock-in.
• Implemented universal and provider-specific configurations to utilize and access unique features of each text-to-speech provider.
• Developed features such as SSML sanitization, locale management in both English and native languages, and configurable output formats, speech rates, and pitches.
• Created extensive documentation and a robust testing framework to ensure high-quality performance.
• Leveraged Dart and Node.js along with cloud functions for efficient API interactions.
• Enabled rapid implementation of text-to-speech functionalities across various applications, enhancing accessibility and user experience.
ChessEyes
2021
PHP
MySQL
Laravel
Jira
Vagrant
Confluence
JavaScript
GraphQL
Nuxt.js
Vue.js
• Worked on web application/SaaS designed to analyze chess games played on popular chess game platforms, such as liChess and Chess.com.
• Program the platform to analyze various openings for particular games.
• Include a functionality recommending videos and books to the user for improving chess skills.
Education
The School of Electrical and Computer Engineering of Applied Studies
Bachelor's degree・Computer Software Engineering
Oct 2014 - Oct 2018
Certifications & Awards
Apple Search Ads
Apple | Sep 2024
Web security training
Hacksplaining | Oct 2022