Enzo Volkmann - Software Developer, Flutter Specialist

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Kassel, Germany

Check rate

Experience

Jan 2023 - Present

3 years 8 months

Kassel, Germany

Independent Software Developer

Volkmann Design Code

Self-employed work as a software developer

Aug 2022 - Present

4 years 1 month

Hofheim, Germany

Software Developer

Renowert GmbH

Development of a mobile app with Flutter for iOS, iPadOS, and Android
Design creation and implementation based on Material Design 3
Connecting the app to an existing CRM system
Use for employees and subcontractors, with a planned expansion to customers
Daily users: ~30
In operation since: October 2023

Jun 2022 - Present

4 years 3 months

Hofheim, Germany

Software Developer

Renowert GmbH

Conceptualization and technical implementation of a CRM system for the complete order processing of a construction company operating nationwide
Full-stack implementation based on the UI/UX design of Exportarts GmbH
Extensive data model development
Integration of external services and API provision
Various internal and external user roles
Real-time lead pooling
Use internally, by subcontractors, and energy consultants
Daily users: ~60
In operation since: early 2023

Feb 2022 - May 2023

1 year 4 months

Bad Soden, Germany

Software Developer

gotoitcareer GmbH

Technical implementation of a career platform for career changers entering the IT industry
Full-stack implementation based on the process and UI/UX design of Exportarts GmbH
Data model development
Integration of numerous external services, including assessment centers, video interview service, and scheduling
Processing a high number of events triggered externally and internally
Extensive role and permission system with multi-tenant capability
Sharing applicants with internal and external people
Daily applications: ~20-100

Feb 2020 - May 2023

3 years 4 months

Wolfhagen, Germany

Software Developer

Biobaumversand

Development of a middleware to connect a Shopware 6 shop with an industry-specific ERP system
Integration of various shipping service providers and retrieval of tracking data
Synchronization of product and order data between ERP, shop, and logistics companies
Recording and development of company processes
Data model development and mapping between shop and ERP model

Jan 2020 - Present

6 years 8 months

Bernkastel-Kues, Germany

Software Developer

Oster Dach + Holzbau GmbH

Team and site scheduling for a medium-sized timber construction company
Legally compliant time tracking and project documentation
Process recording with the client company
Data model development
Complete implementation of the application
Daily users: ~30

Aug 2017 - May 2023

5 years 10 months

Software Developer & Shareholder

Exportarts GmbH

Technical design, development, and operation of websites and web applications
Major development of the technology stack, especially in application development

Sep 2014 - Jun 2021

6 years 10 months

Melsungen, Germany

Software Developer

B. Braun Melsungen AG

Development of various internal applications
Solution for registering medical devices in the European Commission's EUDAMED database
Development of a central web application for preparing regulatory data for various products
Close professional cooperation with experts from the client company
Extensive data model development
Full-stack implementation of the entire application
Connection of internal APIs and SAP systems
Daily users: ~500

Industry Experience

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

Experienced in Information Technology, Healthcare, Construction, and Retail.

Information Technology

Healthcare

Construction

Retail

Business Area Experience

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

Experienced in Information Technology, Product Development, Operations, Sales, Logistics, and Supply Chain Management.

Information Technology

Product Development

Operations

Sales

Logistics

Supply Chain Management

Skills

Programming Languages: (S)Css, Dart, Html, Javascript, Php, Typescript
Tools & Frameworks: Angular, Angular Cdk, Angular Material, Angular Universal, Apollo, Apple App Store & Test Flight, Auth0, Bullmq, Dart, Docker, Express, Firebase, Flutter, Git, Github, Github Actions, Google App Engine, Google Cloud Functions, Google Cloud Sql, Google Play Store, Graphql, Graphile Migrate, Graphile Worker, Jenkins, Kirby, Lerna, Mapbox, Nestjs, Nodejs, Playwright, Postgraphile, Postgresql, Postman, Prismic, Rest, Rxjs, Scss, Scrum, Scully, Sendgrid, Sentry, Stripe, Swagger / Openapi, Turf.Js, Twilio, Npm
Industry Experience: Agency Business, Construction Industry, Enterprise Environment, Carpentry / Timber Framing / Roofing, Medical Technology

Languages

German

Native

English

Advanced

Education

Sep 2014 - Jul 2017

Technische Universität Mittelhessen (Studium Plus)

Dual study program in Business Informatics, Business Administration (specialization in Business Informatics) · Business Informatics · Germany · 1.4

Wilhelm-Filchner-Schule

General university entrance qualification · Wolfhagen, Germany · 1.9

Statistics

Experience

Total positions 8

Experience in Information Technology 9 y

Avg length 4 y 5 m

Longest experience 6 y 9 m

Global Experience

Countries worked in 1 (Germany)

Primary country Germany

Expertise

Recent roles Independent Software Developer, Software Developer, Software Developer & Shareholder

Main industries Information Technology, Healthcare, Construction

Main business areas Information Technology, Product Development, Operations

Qualifications

Profile

Created

July 2025

Last Update

July 2026

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Frequently asked questions

Have questions? Find more information here.

Enzo is based in Kassel, Germany and can operate in on-site, hybrid, and remote work models.

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

Enzo has at least 12 years of experience. During this time, Enzo has worked in at least 3 different roles and for 7 different companies. The average length of individual experience is 2 years and 6 months. Note that Enzo may not have shared all experience and actually has more experience.

Based on recent experience, Enzo would be well-suited for roles such as: Independent Software Developer, Software Developer, Software Developer & Shareholder.

Enzo's most recent position is Independent Software Developer at Volkmann Design Code.

In recent years, Enzo has worked for Volkmann Design Code, Renowert GmbH, gotoitcareer GmbH, Biobaumversand, and Oster Dach + Holzbau GmbH.

Enzo is most experienced in industries like Information Technology, Healthcare, and Construction. Enzo also has some experience in Retail.

Enzo is most experienced in business areas like Information Technology, Product Development, and Operations. Enzo also has some experience in Sales, Logistics, and Supply Chain Management.

Enzo has recently worked in industries like Information Technology, Construction, and Retail.

Enzo has recently worked in business areas like Information Technology, Product Development, and Operations.

Enzo attended Technische Universität Mittelhessen (Studium Plus) for Business Informatics.

Enzo is immediately available part-time for suitable projects.

Daily Rate Distribution

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The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

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Daily rate avg. 900 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

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Median rate 880 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.