Mate K.

Mate K.

Full Stack Developer

Hungary
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About Me

Mate is a creative full-stack developer from Hungary with a decade of expertise in software development. He can bring a project from the initial idea, through web application, all the way to a cross-platform mobile application using multiple technologies. Mate is specialized in Ruby on Rails, JavaScript, Vue.js, Node.js, among other tools and technologies.

Work history

UpStack
UpStack
Full Stack Developer
2021 - Present (3 years)
Remote
  • Create and develop innovative software solutions for different clients across a broad range of industries.

  • Work with distributed cross-functional teams in ensuring all features are being delivered efficiently and on-time using agile methodologies.

  • Technical mentor in Upstack Connect weekly developer meetings.

 Wingzzz
Wingzzz
Full Stack Developer
2021 - Present (3 years)
Remote
  • Working on the development of an online children's book platform, using Rails 6 for the backend and React.js for the more complex Javascript based UIs.

  • Implented a new, animated book reader in React, with testing done in Cucumber, RSpec, and Jest.

  • Managed to implement multiple features such as categorization - each user can choose which category they want to see, keyword based search, authorization/roles, cookie/gdpr accept modal, and many tech consultation, and suggestions to improve the platform.

HEITEC
HEITEC
Full Stack Developer
2020 - 2021 (1 year)
Hungary
  • Worked on the development of epoch-making microservices solutions for world-class industrial customers (IoT project).

  • Contributed in the conceptual design and implementation of each module.

  • Provided professional support and mentoring of other Budapest developers.

DevInterface
DevInterface
Full Stack Developer
2019 - 2020 (1 year)
Italy
  • Worked on SpreeCommerce development on multiple projects using ExpressJS API development, NodeJs, Vue, Ruby on Rails, and MongoDB.

  • Collaborated with architects to ensure proper solution based on the established architectural principles and patterns.

  • Provided troubleshooting and cause analysis for issues that were escalated by the team.

Stress-M / Alternativa Consulting Group
Stress-M / Alternativa Consulting Group
Chief Technology Officer
2014 - 2020 (6 years)
Hungary
  • Acted as CTO for an online wellbeing platform under ongoing development since 2014.

  • Handled the whole tech and design stack, from planning the inner workings of the system, backend development with Ruby on Rails, to SPA based frontend programming with Kendo UI and Vue.js.

  • Documented important technical risks and decisions for the start-up.

Freelancer
Freelancer
Full Stack Developer
2013 - Present (11 years)
Remote
  • Focused on delivering high quality solutions that address business requirements.

  • Worked with a large number of clients from Hungary and abroad. Developed the backend of GBKozmetika based on my soon to be open sourced Ruby on Rails based CMS called Empathy, and Kendo UI.

  • Created a Social Donation web application using Ruby on Rails, Foundation, jQuery, and PostgreSQL.

Üzleti Ajánlatok.hu
Üzleti Ajánlatok.hu
Front-End Developer
2010 - 2013 (3 years)
Hungary
  • Worked on the development of a Hungarian online B2B marketplace. Developed and managed the company's blog based on Wordpress, and created landing pages to sell banner ads.

  • Installed and optimized an opensource email marketing software and created e-mail templates. Installed and managed a commercial banner management software.

  • Participated in the development of the 2.0 version of the marketplace.

Portfolio

Ruby on Rails Developer - Italyabroad
Ruby on Rails Developer - Italyabroad

Italyabroad is an eCommerce platform that sells Italian wine and food made by small, independent producers, fantastic wine from all over Italy, and delicious and healthy food made only using natural ingredients, retail and wholesale. I created a custom-built Ruby on Rails webshop selling pure Italian wine and food. I handled code refactoring, dockerized the app, enhanced product filtering, integrated newsletter template, enhanced product CSV export, and more. Technologies used in the project: Ruby on Rails, HTML5, CSS3, SASS, MySQL.

Sole Developer - Stressz-M
Sole Developer - Stressz-M

The project is a Stress Management Barometer platform that maps and reports stress effects at the individual, group, and organizational levels with concrete figures. Built this project from scratch as a sole developer in the startup. Ruby on Rails was used for the backend and Kendo UI as a SPA framework on the frontend. Acted as CTO of the SaaS project which operates in the corporate wellbeing space. It consists of a survey module with automated, instant data analysis and a custom online training program module with statistics available for upper management to see how employees progress.

Full Stack Developer - Empathy CMS
Full Stack Developer - Empathy CMS

Empathy is a CMS that I created as a side project. The original version was built with Kendo UI as the frontend framework, and Ruby on Rails as the backend. It is now under a massive rewrite to VueJS for the frontend and NodeJS ( ExpressJS ) for the backend. When it is ready, it will be released on Github as an open-source project. Technologies used in the project: Ruby on Rails, jQuery, Kendo UI, HTML5, CSS3, SASS.

Full Stack Developer - Bátorangol
Full Stack Developer - Bátorangol

The website of Balázs Artner English teacher and YouTuber. Balázs aims to give useful tools and information to those who would like to learn or improve their English skills to be able to speak confidently whether they want to learn on their own or with the help of a teacher. I built the Vue.js/NUXT.js frontend, WordPress plugin to extend the WP JSON API, custom forms and API endpoints to work with NUXT.js, and installable app icon.

Full Stack Developer - Kézenfogva Két keréken
Full Stack Developer - Kézenfogva Két keréken

The project involved the creation of a Social Donation web application. The purpose of this app was to promote a healthy lifestyle while spreading the word about the organization and collect donations to help individuals with disabilities to live a better life with dignity. I used a custom CMS and integrated a WYSIWYG editor (CKeditor). Technologies used in the project: Ruby on Rails, Foundation, jQuery, PostgreSQL, HTML5, CSS3, SASS.

Education

Bachelor's degree, E-commerce and Marketing
Bachelor's degree, E-commerce and Marketing
College of Modern Business Studies
2008 - 2012 (4 years)
Associate's degree, Media technician
Associate's degree, Media technician
College of Dunaujvaros
2006 - 2008 (2 years)