Career
Hello, I am René Fürstenberg - a Software developer (Ruby on Rails, JavaScript)
René Fürstenberg
If you need support for your existing team, want to implement an idea or just need some advice about software development, just give me a call.
Skills
- Technologies
- Backbone.js · Coffeescript · CouchDB · CSS · Cucumber · Facebook-APIs · Git · Google-APIs · HAML · HTML · Real-Estate–APIs · JavaScript · jQuery · Marionette.js · MongoDB · MySQL · NoSQL · PostgreSQL · REST-APIs · RSpec · Ruby · Ruby on Rails · Sass · Stimulus.js · Twitter Bootstrap · Twitter-APIs · Backend · Stripe-Payments API · Stimulus JS · AMQP · Backend / Frontend · Salesforce · Set-Top-Box · Elasticsearch · Importer · Authentication-Plugins Microservices · Typo3 (CMS) · I18n · PHP · Marketing · Adobe Photoshop · Print · Macromedia Flash · Docker · Kubernetes · Hubspot-API · Turbo · Hotwire · Tailwind CSS · Dokku · Heroku · GraphQL · JSON · OOP · Microservices · BigData
- Tools
- Linux · GitHub · Mac OS X · Atom.io · Slack · Visual Studio Code · GitHub Copilot · MSSQL
- Way of working
- Pair–Programming · Willingness to travel · Teamwork · Mentorship
- Languages
- German (native) · English
Projects and positions
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2024 – 2025
Sapiens Germany GmbH · Hamburg / Remote
Insurance
CSS · Git · HTML · RSpec · Ruby on Rails · Jira · Fullstack · Docker · Hotwire · MSSQL
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2022 – 2023
Njiuko GmbH · Hamburg / Remote
Git · PostgreSQL · REST-APIs · RSpec · Ruby on Rails · Pair–Programming · Jira · Teamwork · GitHub · Slack · Backend · Docker · Kubernetes · Hubspot-API · Heroku · JSON · Microservices
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2022
Combinaut, Inc. · Chicago (Remote)
I worked as a Full-Stack-Rails developer and created a messaging system for patient contacts of a health care software.
English · CSS · HTML · JavaScript · MySQL · RSpec · Ruby on Rails · Health Care · Backend · Customer Relationship Management · Docker
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2021 – 2025
ShowTruckMarketing · Eppertshausen (Remote)
CSS · HAML · HTML · JavaScript · PostgreSQL · RSpec · Ruby on Rails · Sass · Stimulus.js · Twitter Bootstrap · Test Driven Development · Integration tests · Linux · GitHub · Fullstack · Business Process Management · Marketing · Docker · Turbo · Hotwire · Dokku
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2021
Cocoli GmbH · Berlin (Remote)
It was my task to create a complete MVP for a furniture market place with Stripe payment connection and deploy it successfully.
English · PostgreSQL · REST-APIs · RSpec · Ruby · Ruby on Rails · Sass · Stimulus.js · Test Driven Development · Furniture Marketplace · Fullstack · Stripe-Payments API · Stimulus JS · E-Commerce shop
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2021
Match-patch · Berlin (Remote)
I changed the payments provider from Paypal to Stripe.
MySQL · REST-APIs · RSpec · Ruby on Rails · Backend · Stripe-Payments API · Dating
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2021
Analyse & Konzepte immo.analytics GmbH · Hamburg (Remote)
JavaScript · PostgreSQL · Ruby on Rails · Fullstack · Real Estate · JSON · BigData
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2020
New Work SE (Xing) · Hamburg (Remote)
My part of work was to support the payment team.
MySQL · REST-APIs · Ruby on Rails · Backend · Community · AMQP · Payments · Microservices
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2020
Zalando Marketing Services · Berlin
I supported the Zalando-AI-Marketing team with maintaining an existing internal tool.
English · PostgreSQL · Ruby on Rails · Fullstack · E-Commerce · Backend / Frontend · AWS
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2019
Whitebox GmbH · Remote
PostgreSQL · RSpec · Ruby · Ruby on Rails · Test Driven Development · Unit Tests · Backend / Frontend · Robo Advisor / Fintech
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2018 – 2019
mobileJobs GmbH · Berlin
Git · HAML · JavaScript · MySQL · RSpec · Ruby · Ruby on Rails · Sass · Scrum · GitHub · Backend · Job-Portal
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2017 – 2018
Xing AG · Hamburg
JavaScript · MySQL · REST-APIs · RSpec · Ruby on Rails · Teamwork · Backend · Fullstack · Community · AMQP · Importer · GraphQL · JSON · Microservices
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2016 – 2017
Sonnen GmbH · Remote
MySQL · REST-APIs · Ruby on Rails · Backend · Renewable energy · Salesforce
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2016
sofatutor GmbH · Berlin
Backbone.js · Coffeescript · JavaScript · jQuery · MySQL · Ruby on Rails · E-Learning
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2013 – 2016
Zattoo · Berlin
English · Backbone.js · Coffeescript · Git · HAML · JavaScript · jQuery · Marionette.js · MySQL · REST-APIs · RSpec · Ruby · Ruby on Rails · Sass · Twitter Bootstrap · Pair–Programming · Test Driven Development · Content-Mangement-Systems · Unit Tests · Teamwork · GitHub · Fullstack · Backend / Frontend · Set-Top-Box · Elasticsearch · Importer · Microservices
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2012 – 2019
Xaa-Systems · Berlin See the source code
Git · HAML · MongoDB · MySQL · NoSQL · REST-APIs · Ruby · Ruby on Rails · GitHub · Content Management System · Importer
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2009 – 2013
Viacom - Nickelodeon - Viva - MTV Networks · Berlin
German (native) · English · Backbone.js · Coffeescript · CouchDB · CSS · Facebook-APIs · Git · Google-APIs · HAML · JavaScript · jQuery · MongoDB · MySQL · NoSQL · REST-APIs · RSpec · Ruby · Ruby on Rails · Sass · Twitter-APIs · Pair–Programming · Test Driven Development · Jira · Unit Tests · Teamwork · GitHub · Backend · Fullstack · Backend / Frontend · Content Management System · Elasticsearch · Importer · Microsites · Authentication-Plugins Microservices · Website
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2008 – 2018
Motorradfreunde.com · Berlin See the source code
Coffeescript · Marionette.js · REST-APIs · Ruby on Rails · Community
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2008 – 2009
Moviepilot · Berlin
Git · HAML · HTML · MySQL · RSpec · Ruby · Ruby on Rails · Sass · Pair–Programming · Scrum · Test Driven Development · Unit Tests · Teamwork · GitHub · Community
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2003
KaDeWe - Feinschmecker-Etage · Berlin
CSS · HTML · MySQL · Content Management System · E-Commerce shop · PHP
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2002 – 2003
arun - Werbung · Berlin
Website · PHP · Macromedia Flash
Work place
Hybrid · Remote · Germany
Work samples
Contact
- Address
-
René Fürstenberg
Palmental 23
99817 Eisenach - Phone number / E-Mail
-
+49 171 5253466
rene.fuerstenberg@gmail.com
https://www.fuerstenberg.biz
Just give me a call.
A short, no-obligation first conversation is enough to find out whether and how I can help. No form, no sales pitch.
Or by e-mail to rene.fuerstenberg@gmail.com
If I am in a meeting, I will call you back.