Georg L.
Full-Stack-Developer - Ruby on Rails
Experience
Jan 2021 - Present
4 years 9 months Lorem ipsum dolor sit amet
Solectrus
- Dashboard application to visualize power production and consumption as well as profitability calculations of a photovoltaic system
- Appealing visualization of measurement data, costs, and returns
- Highly modular design and versatile use, even on devices like Raspberry Pi or NAS systems
- Connectivity options for various PV systems
- Intuitive operation and high reliability
- Open source, development funded through a sponsorship model
- Technologies: Ruby on Rails, InfluxDB, Docker, MQTT
Jan 2021 - Dec 2022
2 years Lorem ipsum dolor sit amet
Survey Engine + Survey App
- Engine for creating dynamic questionnaires with definition and validation via a JSON Schema
- Extensive class hierarchy in TypeScript with test suite and 100% coverage
- Progressive Web App (PWA) with Ruby on Rails and Vue.js for editing questionnaires on various devices
- Technologies: TypeScript, JSON Schema, Jest, Vue.js
Jan 2018 - Dec 2024
7 years Lorem ipsum dolor sit amet
AstroDNA
Backend for performing astrological calculations based on detailed specifications with an extensive test suite
Frontend: custom shop with payment processing and API integration
Technologies: Ruby on Rails, Vue.js, Tailwind CSS, RESTful API, Stripe
Jan 2018 - Dec 2020
3 years Lorem ipsum dolor sit amet
TowerApp
- Application for customer registration through kiosks in stores
- Customer card with QR code allows viewing the customer account
- Web application for an international food retail company on behalf of SayWay GmbH, deployed in many thousands of stores
- Technologies: Ruby on Rails, Vue.js, QR code, RESTful API
Jan 2017 - Dec 2018
2 years Lorem ipsum dolor sit amet
Beraterbörse.com
- Open platform for selecting business consultants for founders, interim management, and business succession
- Development and maintenance on behalf of Creditreform Consulting Networks GmbH
- Technologies: Ruby on Rails, PostgreSQL, Bootstrap
Jan 2017 - Dec 2017
1 year Lorem ipsum dolor sit amet
How Fit Is Your Company?
- Website with quick checks for entrepreneurial fitness in various categories in a playful way
- Development commissioned by Creditreform Consulting Networks GmbH
- Maintenance of the web application
- Technologies: Ruby on Rails, PostgreSQL, Bootstrap
Jan 2010 - Present
15 years 9 months Lorem ipsum dolor sit amet
FINTURIO
- Web-based CRM/ERP solution for small businesses with a simple structure and clear task overview
- Offered as SaaS by completho Software GmbH
- Technologies: Ruby on Rails, MySQL, Elasticsearch, Bootstrap
Jan 2008 - Dec 2009
2 years Lorem ipsum dolor sit amet
SalesKing
- Web-based platform for creating invoices for freelancers and small agencies as SaaS
- Co-founder; responsible for development and support of the company for two years
- Technologies: Ruby on Rails, MySQL
Jan 2007 - Dec 2008
2 years Lorem ipsum dolor sit amet
woobby
- Portal with aggregated experiences and opinions from users in the form of rankings
- Development commissioned by a web agency during the Web 2.0 phase
- Technologies: Ruby on Rails, MySQL
Jan 1999 - Present
26 years 9 months Lorem ipsum dolor sit amet
MAKROS/Win
- Windows software for financial service providers to manage client and insurance contracts, as well as commission accounting for staff
- Extensive reporting options
- Licensed to insurance brokers and financial distributors
- Technologies: Delphi, Windows
Languages
German
NativeEnglish
IntermediateEducation
Oct 1991 - Jun 1999
University of Cologne
Diploma in Business Informatics · Business Informatics · Cologne, Germany · 2,6
Oct 1981 - Jun 1990
Gymnasium Hürth
High school diploma · Hürth, Germany · 1,5
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