Florian Rubel - Senior Fullstack Developer

Q: Where is Florian based?

Florian is based in Cologne, Germany .

Q: What languages does Florian speak?

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

Q: How many years of experience does Florian have?

Florian has at least 15 years of experience. During this time, Florian has worked in at least 10 different roles and for 13 different companies . The average length of individual experience is 1 year and 1 month . Note that Florian may not have shared all experience and actually has more experience.

Q: What is Florian's latest experience?

Florian's most recent position is Senior Fullstack Developer at Ivii GmbH .

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

In recent years, Florian has worked for Ivii GmbH , Own Project , bezahl.de by NX-Technologies , Rohde & Schwarz Cybersecurity , and Talkevent GmbH .

Q: Which industries is Florian most experienced in?

Florian is most experienced in industries like Information Technology (IT) , Retail , and Sport and Recreation . Florian also has some experience in Healthcare , Pharmaceutical , and Banking and Finance .

Q: Which business areas is Florian most experienced in?

Florian is most experienced in business areas like Information Technology (IT) , Product Development , and Quality Assurance (QA) .

Q: Which industries has Florian worked in recently?

Florian has recently worked in industries like Information Technology (IT) , Sport and Recreation , and Healthcare .

Q: Which business areas has Florian worked in recently?

Florian has recently worked in business areas like Information Technology (IT) , Product Development , and Quality Assurance (QA) .

Recommended expert

Cologne, Germany

Experience

Aug 2024 - Sep 2024

2 months

Senior Fullstack Developer

Ivii GmbH

Two-month modernization of the management UI for AI-powered cameras
Rewrote a complex React application to Vue 3 with Single File Components
Established the core architecture of the Vue application and configured it with Vite, Pinia, Router, I18n, ESLint, and Prettier
Custom integrated Leaflet for displaying detection zones on images
Assisted with backend extensions and authentication adjustments

May 2024 - Present

1 year 10 months

Lead Fullstack Developer

Own Project

C# .NET 8 MVC backend with generic types and Entity Framework
Microsoft Identity-based authentication and authorization with roles and claims
Features: Data-Shaping, Over-Posting-Protection, Data-Model-Validation
Vue 3 frontend with TypeScript and service-layer abstraction using classes and generic types
Potential migration to .NET Blazor Pages planned

Nov 2023 - Jun 2024

8 months

Lead Frontend Developer

bezahl.de by NX-Technologies

Technical lead and architecture modernization from Vue 2 to Vue 3 with TypeScript
Redeveloped using Single File Components and Vuetify.js, templates in Pug
Typed and connected Node.js/Express REST APIs in thematically organized TypeScript modules
API adjustments and extensions

Jul 2023 - Nov 2023

5 months

Senior Frontend Developer

Rohde & Schwarz Cybersecurity

Enhanced the management software and migrated from Vue 2 class-based components to Vue 3 setup pattern with TypeScript
Implemented centralized validation for forms and wizards with localized error messages before submission
Comprehensive testing of all features and bug fixes using Vitest

Dec 2022 - May 2023

6 months

Lead Senior Fullstack Developer

Talkevent GmbH

Modernized the backend (Node.js, Express, MongoDB) to TypeScript with automated interface generation for Mongoose models
Migrated the frontend from Vue 2 to Vue 3 with TypeScript and setup pattern
Developed automated patch scripts for code conversion and dependency updates

Dec 2021 - Nov 2022

1 year

Senior Fullstack Developer

Advellence GmbH for Sana Kliniken AG

Developed an article search interface using Vue 3 (Options API, Composition API), Vue CLI, Vite, Vue-I18n, Vue-Router, Vuex and later Pinia
Integrated GLUU/OpenID authentication
Achieved test coverage for all components, services, views and stores using Jest; researched Vitest
Modeled Azure Data Factory pipelines and dataflows for data transformation
Developed an Azure Logic App to capture up to 500,000 IDs and initiate downloads
Extended an internal price maintenance tool with a Vue 3 frontend and C# Azure Functions backend

Sep 2021 - Jan 2023

1 year 5 months

Lead Fullstack-Developer

Starbase Nexus

Built an open-source community project with C# .NET 5, EF Core, Vue 3 and TypeScript
Implemented a cloud-ready and horizontally scalable backend with database-friendly implementation

Jul 2021 - Feb 2022

8 months

Fullstack Developer

Tivian (formerly Questback)

Developed an admin interface using Vue 3, TypeScript, Tailwind UI and Tailwind CSS
Built a Node.js/Express backend with TypeScript and Swagger documentation
Deployed in AWS Cloud, comprehensive Jest tests with high coverage

Dec 2020 - Nov 2022

2 years

Senior Fullstack-Developer

As Good As Pros

Developed a PWA with Vue 3 and TypeScript for sports events: scheduling, coach assignment, billing, broadcasting, transactional emails, push notifications, social logins
Built a C# .NET 5 backend with EF Core and MySQL 8
Cloud-ready deployment on AWS EC2, SignalR/WebSockets for push notifications

Nov 2019 - Feb 2021

1 year 4 months

Senior Frontend Developer

Tivian (formerly Questback)

Developed a dashboard application including a management tool using Vue 2 (later 3) and Node.js with Express framework

Sep 2019 - Apr 2021

1 year 8 months

Lead Fullstack-Developer

Hyperion Headquarters

C# AspNetCore 3.1 backend with REST API and Swagger, MySQL 8
Vue 2 Options API frontend with SASS (SCSS) and BEM
Features: CDN with file upload, image & video optimization, media gallery, crafting calculator, ship catalog, data comparison tools, JWT auth, SSO with Discord, GitLab, NodeBB
Integration of ImageMagick and FFMPEG
Hosting on a Hetzner root server (Ubuntu 18.04)

Mar 2014 - May 2019

5 years 3 months

Senior Fullstack-Developer

CHRONEXT

Development of an e-commerce shop system and fulfillment tool with PHP (Slim Framework 5), MySQL 5.7 and Algolia/ElasticSearch & MongoDB
Server-side rendering with jQuery
Integration of SEO, tracking tools and payment providers (PayPal, Finetrade, SofortÜberweisung)
Monitoring and admin tools with Symfony 4, Laravel and Vue 2

Jul 2013 - Mar 2014

9 months

Fullstack-Developer

inVentiv Health

Development of TYPO3 websites for the pharma industry, covering medications and treatment methods

Oct 2010 - Jun 2013

2 years 9 months

Junior Fullstack-Developer

FH-Konzept

Implementation of TYPO3 projects for clients like Schwank, JG Group and Sikkens Joinery, using PHP, SCSS, JavaScript and jQuery

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Information Technology (9 years), Retail (5 years), Sport (2 years), Healthcare (1 year), Banking and Finance (0.5 years), and Pharmaceutical (0.5 years).

Information Technology

Retail

Sport

Healthcare

Banking and Finance

Pharmaceutical

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (15 years), Product Development (14 years), and Quality Assurance (0.5 years).

Information Technology

Product Development

Quality Assurance

Summary

I am a Fullstack Developer with over 14 years of professional experience. Through my career journey and freelancing, I have gained insights into a wide range of industries and companies, as well as their teams and, above all, people.

I was active not only as a front- and backend developer but also gained some leadership experience.

Skills

Vue.js
Javascript / Typescript
C#
Php
Css (Scss)
C# Aspnetcore 3.1 - .Net 8 (5 Years, Udemy Certificates)
Node.js / Express Framework (5 Years)
Vue.js 2 - 3 + Nuxt (7 Years, Udemy Certificates)
Javascript (14 Years)
Php 5-6 - 8.3 (14 Years)
Symfony Framework (5 Years)
Slim Framework (5 Years)
Laravel (4 Years)
Typescript (7 Years, Udemy Certificates)
Css (Css3) (14 Years)
Bem (Block Element Modifier) (7 Years)
Jquery (5 Years)
Typo3 (5 Years)
Aws Cloud (2 Years, Udemy Certificates)
Docker (3 Years, Udemy Certificates)
Algolia (5 Years)
Seo (8 Years)
React & React Native (1 Year)
Adobe Illustrator (2 Years, Udemy Certificates)
Microsoft Azure Cognitive Search (1 Year)
Microsoft Azure Data Factory (1 Year)
Microsoft Azure Functions (1 Year)
Microsoft Azure Api Management (0.5 Years)
Microsoft Azure Logic App (1 Year)

Languages

German

Native

English

Advanced

Certifications & licenses

Udemy certificates

Profile

Created

October 2024

Last Update

January 2025

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Frequently asked questions

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

Where is Florian based?

Florian is based in Cologne, Germany.

What languages does Florian speak?

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

How many years of experience does Florian have?

Florian has at least 15 years of experience. During this time, Florian has worked in at least 10 different roles and for 13 different companies. The average length of individual experience is 1 year and 1 month. Note that Florian may not have shared all experience and actually has more experience.

What roles would Florian be best suited for?

Based on recent experience, Florian would be well-suited for roles such as: Senior Fullstack Developer, Lead Fullstack Developer, Lead Frontend Developer.

What is Florian's latest experience?

Florian's most recent position is Senior Fullstack Developer at Ivii GmbH.

What companies has Florian worked for in recent years?

In recent years, Florian has worked for Ivii GmbH, Own Project, bezahl.de by NX-Technologies, Rohde & Schwarz Cybersecurity, and Talkevent GmbH.

Which industries is Florian most experienced in?

Florian is most experienced in industries like Information Technology (IT), Retail, and Sport and Recreation. Florian also has some experience in Healthcare, Pharmaceutical, and Banking and Finance.

Which business areas is Florian most experienced in?

Florian is most experienced in business areas like Information Technology (IT), Product Development, and Quality Assurance (QA).

Which industries has Florian worked in recently?

Florian has recently worked in industries like Information Technology (IT), Sport and Recreation, and Healthcare.

Which business areas has Florian worked in recently?

Florian has recently worked in business areas like Information Technology (IT), Product Development, and Quality Assurance (QA).

Does Florian have any certificates?

Florian has 1 certificate: Udemy certificates.

What is the availability of Florian?

Florian is immediately available full-time for suitable projects.

What is the rate of Florian?

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