Robert Barisic

Lead Developer & Consultant

Friedrichsdorf, Germany

Experience

Apr 2023 - Jun 2023
3 months

Lead Developer & Consultant

BIOCOM AG

  • Successfully upgraded a Rails 4 legacy application to Rails 7, including deployment setup via Capistrano, NGINX configuration, and more.- Delivered a custom admin dashboard including ChartJS reports and PDF generator, CSV batch importer via Administrate.- Implemented numerous new features for reporting, import, data management, and intelligent GDPR compliance.- Redesigned core components.- Role in the project: Solo Full-Stack Rails/JavaScript Developer.- Technologies used: Rails 4–7, JavaScript, esbuild, ChartJS, Git, Capistrano, Capybara, RSpec, Vue (pete), React, and more.- This was a side project.
Aug 2022 - Jun 2023
11 months

Senior Developer & Consultant

M2Xpert GmbH / CropConnect

  • Leading role in a SCRUM team developing a state-of-the-art application for the agricultural sector with multiple API integrations for geo-data and communications data.- R&D, staff training, consulting.- Primarily worked on the frontend (VueJS, Vuex) creating intelligent components, effectively optimizing old components, chaining i18n, authentication (JWT / Azure AD), API and backend components.- Created reports and analysis tools in Python, backend support via Azure, prepared documentation.- Technologies used: VueJS, NodeJS, Azure, Python, Git, Machine Learning, Azure Communication API.
Feb 2022 - Jul 2022
6 months

Owner & Lead Developer

Covid Test App

  • Developed a web application for managing and automatically generating COVID test certificates for COVID testing centers.- This was a side project.- Technologies used: Ruby on Rails, Vue, Vuex, Webpack, Heroku, Docker, PostgreSQL, Gotenberg.
Aug 2021 - Dec 2021
5 months

Full-Stack Software Developer JavaScript

Join AG

  • Collaborated in a SCRUM team developing a white-label back office product for emergency services and similar organizations.- Optimized existing AngularJS components and developed new components.- Technologies used: JavaScript, AngularJS, Docker, Webpack, Git, and more.
Mar 2021 - Jul 2021
5 months

Lead Software Developer & Consultant

RoadshowGroup

  • Maintained and added features to custom software based on Rails + Vue for route planning, inventory/warehouse management, and more, including server maintenance.- Technologies used: Ruby on Rails, Node.js, Vue, Webpack, NPM, Yarn, Sass, Git, Heroku, PostgreSQL, Dokku, Docker.
Mar 2021 - Jun 2021
4 months

Lead Software Developer & Consultant

Bridlx GmbH

  • Planned and developed a complete SPA-based, Rails-powered platform for matching stylists and brides, including KYC, ranking system, MangoPay integration, and more.- Technologies used: Vue, Vuetify, MangoPay, Ruby on Rails, PostgreSQL, Node.js, Webpack, Sass, Git, S3, Heroku.
Jan 2020 - May 2021
5 months

Owner & Lead Developer

Kentauro Digital Logiscs (Side Project)

  • Developed a web application as a backend for automated purchasing, selling, and shipping of digital items via popular eCommerce platforms, including automated support messages and invoice management, invoice export to Debitoor.- Technologies used: Ruby on Rails, Node.js, Vue, Webpack, Sass, Git, Heroku.
Jan 2020 - Mar 2021
3 months

Full-Stack Web Developer (RoR/JS)

Papierkram GmbH

Jul 2020 - Dec 2020
6 months
Germany

Full-Stack Web Developer (RoR/JS)

Trendence Instut GmbH

  • Bug fixing and planning new features as part of a team of freelancers.- Configured a Tableau environment to deliver analytical data, automate and dynamize static processes.- Technologies used: Ruby on Rails, Node.js, ChartJS NPM, Yarn, PostgreSQL, Webpack, Sass, Git, AWS, Heroku.
Jul 2020 - Jul 2020
1 month
Germany

Lead Software Developer & Consultant

Stellay – Immobilienplattform

  • Planned and developed a comprehensive MVP of a website for managing and renting properties, supporting various file formats for presentations, modular integration of Vue.js components.- Technologies used: Ruby on Rails, Node.js, Vue, PostgreSQL, Vuex, Webpack, Sass, Git, AWS, Heroku.
Apr 2020 - Jun 2020
3 months
Germany

Lead Software Developer & Consultant

Liebscher und Bracht GmbH

  • Planned and developed a system to source and track complex user data based on multiple information sources, migrated the domain with SEO considerations.- Delivered analytical dashboards via ChartJS.- Technologies used: Ruby on Rails, JavaScript, Google Analytics, ChartJS, Google Tag Manager, uScreen, HTML5 Video, and more.
Jan 2020 - Jun 2020
6 months
Germany

Lead Software Developer & Consultant

Nicht öffentliches Projekt

  • Planned and developed the ecosystem of a real-time video game platform on both server and client sides using modern technologies.- Technologies used: Node.js, Vue, Vuex, RXDB (CouchDB / PouchDB), ExpressJS, fibers, Sass, Git, and more.
Aug 2019 - Dec 2020
5 months
Rengsdorf, Germany

Senior Ruby on Rails Developer & Consultant

Berge und Meer GmbH

  • Planned and developed various solutions and software components for a TUI subsidiary, cooperated with Deutsche Bahn and Aldi to realize a new project.- Technologies used: Ruby on Rails, PHP, JavaScript, Symfony, Angular, AWS, Git, PostgreSQL, and more DB APIs.
Jun 2019 - Jul 2019
2 months
Friedrichsdorf, Germany

Lead Developer & Consultant

SOKO Büro- und Gebäudeservice

  • Planned, designed, and implemented a company website including SEO audit and optimization, Google My Business integration, connection to employee service portal.- Technologies used: Ruby on Rails, PHP, JavaScript, WordPress, Docker, Git.
Apr 2019 - May 2019
2 months
Frankfurt, Germany

Lead Developer & Consultant

Fa. Aqua-Kristall

  • Planned, designed, and implemented a company website including SEO audit and optimization, Google My Business integration.- Technologies used: PHP, JavaScript, WordPress, Docker, Git.
Jan 2019 - Mar 2019
3 months
Frankfurt, Germany

Lead Developer & Consultant

Die Saubermänner

  • Planned, designed, and implemented a company website including SEO audit and optimization, Google My Business integration.- Technologies used: PHP, JavaScript, WordPress, Docker, Git.
Sep 2018 - Dec 2019
4 months
Hamburg, Germany

Senior Ruby on Rails Developer & Consultant

Xing SE

  • Planned and implemented new features for the start page.- Coordinated with teams in Germany and Barcelona.- Conducted architecture workshops for staff in Barcelona.- Technologies used: Ruby on Rails, Docker, Git.
Apr 2018 - Aug 2018
5 months
Oberursel, Germany

Full Stack Software Developer

Thomas Cook Group

  • Worked in SCRUM sprints to implement features for flights and travel.- Technologies used: PHP, JavaScript, AngularJS.
Feb 2018 - Apr 2018
3 months
Oberursel, Germany

Lead Software Developer

iCast Media GmbH

  • Redesigned the Gardanio online shop, implemented new convenience features.- Project: Redesign of Gardanio online shop.- Technologies used: Shopware, PHP, LESS.
Feb 2018 - Apr 2018
3 months
Oberursel, Germany

Lead Software Developer

iCast Media GmbH

  • Implemented a system to onboard credit card customers.- Project: Credit card onboarding process.- Technologies used: WordPress, PHP, OX2 credit card API.
Feb 2018 - Mar 2018
2 months
Frankfurt am Main, Germany

Developer

Bibitees

  • Planned, designed, and implemented an online shop for apparel with interactive T-shirt and merchandise design capabilities.- Project: Shop with shirt designer feature.- Technologies used: Ruby on Rails, JavaScript, SCSS, AngularJS, Braintree, JS Canvas.
Aug 2017 - Feb 2018
7 months
Frankfurt, Germany

Full-Stack Ruby on Rails Developer

United Signals GmbH

  • Maintained existing and implemented new features for a white-label onboarding system for asset managers and banks.- Project: Onboarding system.- Technologies used: Ruby on Rails, AWS, JavaScript, SCSS, ReactJS, various APIs.
Aug 2017 - Feb 2018
7 months
Frankfurt, Germany

Full-Stack Ruby on Rails Developer

United Signals GmbH

  • Involved in planning and implementing a large-scale system for trading various securities, stocks, etc. for asset managers.- Project: Trading system for asset managers.- Technologies used: Ruby on Rails, ReactJS, AWS, various APIs.
Jan 2016 - Jul 2018
1 year 7 months
Darmstadt, Germany

Full Stack Software Developer

Pickware GmbH / Viison GmbH

  • Planned and technically implemented a plugin for automatic reconciliation of order and transaction data using the Figo API.- Project: Transaction reconciliation.- Technologies used: PHP, ExtJS.
Feb 2016 - Feb 2017
1 year 1 month
Frankfurt, Germany

CTO | Full Stack Ruby on Rails Developer

Freiskript (Startup / Side Project)

  • Served as CTO during the founding of a successful, largely automated startup enabling students to print lecture notes for free.- Planned, designed, and implemented the web application with student status verification, upload and processing functions for student-provided notes, automatic bulk orders to connected print shops, extensive admin functions.- Technologies used: Ruby on Rails, PostgreSQL, JavaScript, SCSS, AngularJS, Prawn gem, various other gems.
Dec 2015 - Feb 2016
3 months
Frankfurt, Germany

Software Developer

Foundershub

  • Technically implemented a portal for founders.- Event calendar, Meetup API integration, Q&A page.- Technologies used: Symfony, jQuery, Bootstrap.
Nov 2015 - Dec 2015
2 months
Frankfurt, Germany

Developer

Frankfurter Instut für Immobilienwirtschaft

  • Planned and created a CMS-based company website.- Integrated Google Maps API.- Technologies used: ModX, jQuery.
Sep 2015 - Dec 2016
1 year 4 months
Offenbach, Germany

Full Stack Web Developer

S2S GmbH (Web Agency) / FastBill GmbH

  • Technically implemented the banking module of the FastBill SaaS.- Figo API integration.- Project: FastBill – Banking.- Technologies used: PHP, jQuery, React.
Aug 2015 - Oct 2015
3 months
Frankfurt, Germany

Software Developer

Startup Weekend Rhein-Main

  • Technically implemented the landing page and blog for the FinTech branch of the Startup Weekend event series.- Technologies used: Symfony, Contentful, jQuery.
Aug 2014 - Aug 2015
1 year 1 month

Full Stack Ruby on Rails Developer

Drooms (Data Room Services GmbH)

Languages

Croatian
Native
German
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English
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Education

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IT Specialist in Application Development · Germany