Christopher Groß - Fullstack Software Developer (Javascript / Typescript / Vue.js)

Q: Where is Christopher based?

Christopher is based in Seevetal, Germany and prefers 100% remote projects.

Q: What languages does Christopher speak?

Christopher speaks the following languages: German (Native), English (Advanced) .

Q: How many years of experience does Christopher have?

Christopher has at least 18 years of experience. During this time, Christopher has worked and for 19 different companies . The average length of individual experience is 1 year . Note that Christopher may not have shared all experience and actually has more experience.

Q: What companies has Christopher worked for in recent years?

In recent years, Christopher has worked for IAS Ideas & Solutions GmbH , Auteon GmbH , Servermon , 21Platforms , and Art Decor Open Tools .

Q: Which industries is Christopher most experienced in?

Christopher is most experienced in industries like Information Technology , Retail , and Food and Beverage . Christopher also has some experience in Healthcare , Automotive , and Media and Entertainment .

Q: Which business areas is Christopher most experienced in?

Christopher is most experienced in business areas like Information Technology , Product Development , and Project Management . Christopher also has some experience in Business Intelligence and Quality Assurance .

Q: Which industries has Christopher worked in recently?

Christopher has recently worked in industries like Information Technology , Retail , and Food and Beverage .

Q: Which business areas has Christopher worked in recently?

Christopher has recently worked in business areas like Information Technology and Product Development .

Q: What is Christopher's education?

Christopher attended AkaTe Ausbildungs GmbH for Technical Assistant for Computer Science .

Q: Does Christopher have any certificates?

Christopher has 2 certificates . These include: OXID eShop Certified Engineer (EE) and OXID eShop Certified Engineer (PE) .

Recommended expert

Seevetal, Germany

Experience

May 2024 - Present

1 year 11 months

IAS Ideas & Solutions GmbH

Development of a web application for horse betting
Converted components to script syntax

Oct 2021 - Present

4 years 6 months

Auteon GmbH

Web application for finding auto parts offers in seconds
Browser plugins as additional support for the web frontend
Auth0 integration

Jul 2021 - Present

4 years 9 months

Servermon

Redevelopment of monitoring software for servers and websites
Backend in Laravel and frontend in Vue.js via Inertia.js
Easy installation via installer, complex alert configuration

Apr 2021 - Jun 2021

3 months

21Platforms

Redevelopment of the frontend with Nuxt.js and Vue.js
Connected to an existing Laravel backend, created several API endpoints
UX/UI design

Aug 2020 - Present

5 years 8 months

Art Decor Open Tools

Redevelopment of the frontend with Vue.js and Vuetify
Focused on creating and maintaining HL7 templates
UX/UI design

Apr 2020 - Present

6 years

Zutato

Development of a mobile grocery app for iOS and Android
Backend development in Node.js with the Adonis.js framework
UX/UI design

Mar 2020 - Jul 2024

4 years 5 months

Bauer Systems KG

Redesign of the Curablu care supplies website
Implementation of new features

Oct 2018 - Feb 2021

2 years 5 months

BrandsListen GmbH

Development of a real-time chat application
Backend development in Node.js with the Adonis.js framework
Frontend development with Nuxt.js/Vue.js

Aug 2018 - Present

7 years 8 months

Hansa Angelköderversand GmbH

Setup of a new Shopware system
Full design creation
Automated product and image imports

Jan 2018 - Nov 2020

2 years 11 months

LegalTech Systems GmbH & Co KG

Further development of the backend and frontend of a legal software
Expansion of the MyRight client portal with Vue.js
Implementation of DocuSign for legally binding online signatures

Jan 2018 - Dec 2018

1 year

RatePay GmbH

Further development of the Pixi inventory management app

Jan 2018 - Dec 2018

1 year

Top Concepts GmbH

Development of the Pixi inventory management app for Klarna

Jan 2017 - Dec 2017

1 year

OnTravel GmbH

Implementation of a WordPress site
WordPress plugin for managing cruise ship trips
Server maintenance

Nov 2016 - Oct 2017

1 year

Software Developer, Web For Life e.K.

Implementation of symmetric and asymmetric encryption
Detection and fixing of security vulnerabilities
Strong performance optimization in applications
Implementation of large custom projects
WordPress plugin development
Server administration and optimization
Implementation of responsive design

Jul 2013 - Oct 2016

3 years 4 months

Software Developer, Top Concepts GmbH

Training other employees in responsive design
Implementation of responsive design
Implementation of several shop systems (B2C and B2B)
Conversion of an OXID shop into a booking system for events with ticket printing
Creation of numerous OXID modules
Development of custom JavaScript libraries (across projects)
Customer support (solving problems and implementing additional customer requests)
Pixi app development (Klarna, Moneybookers, PayOne)
Project management

Jan 2013 - Jun 2013

6 months

Software Developer, GoodGameStudios / AltiGi GmbH

Designing and developing a new shop system using Zend Framework 2
Creating and delivering custom ZF2 modules (across projects)
Connecting the shop system to Amazon AWS
Connecting the shop system to Couchbase
Implementing multiple payment providers
Building the shop administration with Twitter Bootstrap
Introducing PHPUnit tests

Sep 2012 - Present

13 years 7 months

Freelancer, Devapage

Web design & programming
Pixi app development (Klarna, Moneybookers, PayOne)
MyRight backend development for Europe's largest lawsuit
Developing mini-games (cross-platform / web / Windows application)
Home automation app
Server management

Jan 2011 - Dec 2012

2 years

Software Developer, InnoGames GmbH

Implementing multiple payment providers
Refactoring the InnoGames shop backend
Redesigning the InnoGames shop frontend
Developing a bonus event system for the shop
Developing an A/B testing tool
Performance optimization of the shop system in backend and frontend
Implementing a Google Analytics tool in Java

Nov 2007 - Jan 2011

3 years 3 months

Software Developer, Gamigo AG

Rewriting the Gamigo shop system in backend and frontend
Implementing multiple payment providers
Developing in-game item shops
Designing and coding landing pages
Database analysis
Creating marketing, technical, and gaming tools
Linux server administration
Regular server maintenance for a top game

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology, Retail, Food and Beverage, Healthcare, Automotive, and Sport.

Information Technology

Retail

Food and Beverage

Healthcare

Automotive

Sport

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Product Development, Project Management, Business Intelligence, and Quality Assurance.

Information Technology

Product Development

Project Management

Business Intelligence

Quality Assurance

Skills

Javascript / Typescript / Node.js
Vue.js / Vuetify / Adonis.js / Express / Socket.io / Jquery
Php5 / Php7 / Php8
Laravel / Lumen / Zend Framework 2 / Yii2 / Wordpress / Oxid Eshop Ce/pe/ee
Html5 / Css3
Less / Sass / Twitter Bootstrap / Pug / Blade / Twig / Responsive Webdesign / Material Design
App Development: Capacitor / Ionic / Nativescript
Databases: Mysql / Mssql / Couchbase
Systems: Linux Server / Aws / Nginx / Apache / Bash Scripting

Languages

German

Native

English

Advanced

Education

Aug 2005 - Jun 2007

AkaTe Ausbildungs GmbH

Technical Assistant for Computer Science · Leipzig, Germany

Aug 1999 - Jun 2005

20. Mittelschule

Secondary School Diploma · Leipzig, Germany

Certifications & licenses

OXID eShop Certified Engineer (EE)

Halle

OXID eShop Certified Engineer (PE)

Halle

Statistics

Experience

Total positions 19

Experience in Information Technology 16.5 y

Avg length 3 y 5 m

Longest experience 13 y 6 m

Expertise

Main industries Information Technology, Retail, Food and Beverage

Main business areas Information Technology, Product Development, Project Management

Qualifications

Certifications earned 2

Profile

Created

September 2025

Last Update

September 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Christopher based?

Christopher is based in Seevetal, Germany and prefers 100% remote projects.

What languages does Christopher speak?

Christopher speaks the following languages: German (Native), English (Advanced).

How many years of experience does Christopher have?

Christopher has at least 18 years of experience. During this time, Christopher has worked and for 19 different companies. The average length of individual experience is 1 year. Note that Christopher may not have shared all experience and actually has more experience.

What companies has Christopher worked for in recent years?

In recent years, Christopher has worked for IAS Ideas & Solutions GmbH, Auteon GmbH, Servermon, 21Platforms, and Art Decor Open Tools.

Which industries is Christopher most experienced in?

Christopher is most experienced in industries like Information Technology, Retail, and Food and Beverage. Christopher also has some experience in Healthcare, Automotive, and Media and Entertainment.

Which business areas is Christopher most experienced in?

Christopher is most experienced in business areas like Information Technology, Product Development, and Project Management. Christopher also has some experience in Business Intelligence and Quality Assurance.

Which industries has Christopher worked in recently?

Christopher has recently worked in industries like Information Technology, Retail, and Food and Beverage.

Which business areas has Christopher worked in recently?

Christopher has recently worked in business areas like Information Technology and Product Development.

What is Christopher's education?

Christopher attended AkaTe Ausbildungs GmbH for Technical Assistant for Computer Science.

Does Christopher have any certificates?

Christopher has 2 certificates. These include: OXID eShop Certified Engineer (EE) and OXID eShop Certified Engineer (PE).

What is the availability of Christopher?

Christopher is immediately available part-time for suitable projects.

What is the rate of Christopher?

Christopher's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.