Robert Barisic
Lead Developer & Consultant
Experience
Lead Developer & Consultant
BIOCOM AG
Solo full-stack developer for upgrading a Rails 4 legacy application to Rails 7, including deployment setup via Capistrano and NGINX configuration
Delivered a custom admin dashboard with ChartJS reports, PDF generator and CSV batch importer via Administrate
Implemented new features for reporting, import, data management and GDPR compliance, redesigned core components
Senior Developer & Consultant
M2Xpert GmbH / CropConnect
Leading work in a SCRUM team on a modern agricultural application with multiple GEO and communication data APIs
R&D, staff training and consulting
Frontend development with VueJS and Vuex: creating intelligent components, optimizing existing components, chaining i18n, authentication (JWT / Azure AD)
Backend and API support via Azure, report and analysis tool creation in Python, documentation
Owner & Lead Developer
Covid Test App
Developed a web application for managing and automatically generating COVID test certificates for test centers
Technologies: Ruby on Rails, Vue, Vuex, Webpack, Heroku, Docker, PostgreSQL, Gotenberg
Full-Stack Software Developer JavaScript
Join AG
Worked in a SCRUM team on a white-label back office product for rescue services and similar organizations
Optimized existing AngularJS components and developed new components
Technologies: JavaScript, AngularJS, Docker, Webpack, Git
Lead Software Developer & Consultant
RoadshowGroup
Maintained and added features to a custom Rails+Vue software for route planning, inventory and warehouse management
Handled server maintenance
Technologies: Ruby on Rails, Node.js, Vue, Webpack, NPM, Yarn, Sass, Git, Heroku, PostgreSQL, Dokku, Docker
Lead Software Developer & Consultant
Bridlx GmbH
Planned and developed a complete SPA-based Rails platform for connecting stylists and brides, including KYC, ranking system and MangoPay integration
Technologies: Vue, Vuetify, MangoPay, Ruby on Rails, PostgreSQL, Node.js, Webpack, Sass, Git, S3, Heroku
Owner & Lead Developer
Kentauro Digital Logistics
Developed a backend web application for automated purchasing, selling and shipping of digital goods across e-commerce platforms
Implemented automated support messages, invoice management and invoice export to Debitoor
Technologies: Ruby on Rails, Node.js, Vue, Webpack, Sass, Git, Heroku
Full-Stack Web Developer (RoR/JS)
Papierkram GmbH
Full-Stack Web Developer (RoR/JS)
Trendence Institut GmbH
Bug fixing and planning new features as part of a freelance team
Configured a Tableau environment for analysis data delivery, automation and dynamic static processes
Technologies: Ruby on Rails, Node.js, ChartJS, NPM, Yarn, PostgreSQL, Webpack, Sass, Git, AWS, Heroku
Lead Software Developer & Consultant
Stellay
Planned and developed an MVP website for property management and rental
Supported various file formats for presentations and modular integration of Vue.js containers
Technologies: Ruby on Rails, Node.js, Vue, PostgreSQL, Vuex, Webpack, Sass, Git, AWS, Heroku
Lead Software Developer & Consultant
Liebscher and Bracht GmbH
Planned and developed a system for sourcing and tracking complex user data from multiple information sources
Migrated domain with SEO considerations and provided analytical dashboards using ChartJS
Technologies: Ruby on Rails, JavaScript, Google Analytics, ChartJS, Google Tag Manager, uScreen, HTML5 Video
Lead Software Developer & Consultant
Non-Public Project
Planned and developed the ecosystem of a real-time gaming platform in both server and client areas using modern technologies
Technologies: Node.js, Vue, Vuex, RXDB (CouchDB / PouchDB), ExpressJS, fibers, Sass, Git
Senior Ruby on Rails Developer & Consultant
Berge and Meer GmbH
Planned and developed various solutions and software components for a TUI subsidiary in cooperation with Deutsche Bahn and ALDI
Technologies: Ruby on Rails, PHP, JavaScript, Symfony, Angular, AWS, Git, PostgreSQL
Lead Developer & Consultant
SOKO Office and Building Service
Planned, designed and implemented a company website including SEO audit and optimization, Google MyBusiness integration and employee service portal connection
Technologies: Ruby on Rails, PHP, JavaScript, WordPress, Docker, Git
Lead Developer & Consultant
Aqua-Kristall Co.
Planned, designed and implemented a company website including SEO audit and optimization and Google MyBusiness integration
Technologies: PHP, JavaScript, WordPress, Docker, Git
Lead Developer & Consultant
Die Saubermänner
Planned, designed and implemented a company website including SEO audit and optimization and Google MyBusiness integration
Technologies: PHP, JavaScript, WordPress, Docker, Git
Senior Ruby on Rails Developer & Consultant
Xing SE
Planned and implemented new features for the startpage
Coordinated with teams in Germany and Barcelona and conducted architecture workshops for Barcelona staff
Technologies: Ruby on Rails, Docker, Git
Full-Stack Software Developer
Thomas Cook Group
Worked in SCRUM sprints to implement features for flights and travel
Technologies: PHP, JavaScript, AngularJS
Lead Software Developer
iCast Media GmbH
Implemented a credit card customer onboarding system using OX2 API
Redesigned the Gardanio online shop and implemented new comfort features
Technologies: WordPress, PHP, Shopware, LESS, OX2 API
Full-Stack Ruby on Rails Developer
United Signals GmbH
Maintained and added features to a white-label onboarding system for asset managers and banks
Planned and implemented a large-scale trading system for various securities for asset managers
Technologies: Ruby on Rails, ReactJS, AWS, various APIs, SCSS
Full-Stack Software Developer
Pickware GmbH / Viison GmbH
Planned and implemented a plugin for automatic reconciliation of order and transaction data via the Figo API
Technologies: PHP, ExtJS
CTO | Full-Stack Ruby on Rails Developer
Freiskript
Served as CTO for a startup enabling free student script printing
Planned, designed and implemented the web application with student status verification, upload and processing functions, bulk printing to connected printers, and extensive admin features
Technologies: Ruby on Rails, PostgreSQL, JavaScript, SCSS, AngularJS, Prawn Gem
Full-Stack Web Developer
S2S GmbH / FastBill GmbH
Developed the banking module for the FastBill SaaS platform, integrating the Figo API
Technologies: PHP, jQuery, React
Full-Stack Ruby on Rails Developer
Drooms (Data Room Services GmbH)
Skills
- Ruby On Rails: Rails 6, Rails 5, Rails 4, Rails 3, Rspec, Capybara, Redis, Devise, Warden, Webpacker, Etc.
- Php: Symfony, Composer, Bolt, Soap, Shopware, Wordpress
- Queueing And Messaging: Rabbitmq, Advanced-snakers, Activejobs, Redis, Memcached
- Javascript: Nodejs, Vue/x, Vue Cli, Quasar, Nuxtjs, React, Angularjs, Angular Cli, Jquery, Chartjs, Ajax, Webpack, Gulp, Grunt, Bower, React, Extjs, Angular 4-6, Webpack, Babel, Eslint, Fibers, Node Crypto, Apollo (Graphql), Rxjs, Etc.
- Databases: Mysql, Mariadb, Postgresql, Redis, Mongodb, Couchdb, Memcached, Tokyo Cabinet / Kyoto Cabinet, Sqlite, Couchdb, Pouchdb, Rxdb
- Apis: Contenul, Figo, Braintree, Address Verification Apis, Twitch Api, Youtube Api, Google Apis, Various Credit Card Apis, Oauth2
- Cloud Services: Amazon Aws, Azure, Openshift, Heroku, Zapier, Contenul
- Html / Css: Html5, Scss, Less
- Cms: Wordpress, Joomla, Contenul, Modx, Phpfusion
- Virtualization: Virtualbox, Vagrant, Docker, Aws, Heroku
- Adobe Cs: Photoshop, Animate / Flash, Premiere, After Effects
- 3d Editing: Autodesk 3ds Max, Blender, Google Sketch
- Operating Systems: Windows 95 – Windows 11, Linux (Debian, Ubuntu, Mandriva, Centos, Etc.), Mac Os X (Snow Leopard – Ventura)
Languages
Education
IT Specialist in Application Development · IT Specialist in Application Development
Profile
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