René Pelzer - CIO for Software Development Projects

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Bornheim, Germany

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Experience

Dec 2011 - Present

14 years 9 months

Germany

CIO

clics GmbH

Software development
Team management
Project management

Sep 2008 - Aug 2011

3 years

Senior Software Developer

TelDaFax SERVICES GmbH

Address and contract management
Customer relationship management (CRM)
Tools, interfaces

Dec 1987 - Dec 2013

26 years 1 month

Software Developer and IT Consultant

Self-employed

Custom and standard software solutions for technical and commercial environments on MS Windows and WANG platforms
Creating websites, web design, CMS
Programming SQL database applications
Time and performance tracking and billing, time reporting
Address and order management, CRM
Accounting software, profit and loss

Industry experience

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

Experienced in Information Technology and Telecommunication.

Information Technology

Telecommunication

Business area experience

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

Experienced in Information Technology, Finance, Product Development, Project Management, and Customer Service.

Information Technology

Finance

Product Development

Project Management

Customer Service

Skills

Industries – Healthcare Prevention And Rehabilitation
Industries – Pension Insurance (Company Pension Scheme), Insurance, Financial Services
Industries – Energy Service Providers (Electricity/Gas Suppliers, Distribution Partners)
Industries – Direct Marketing, Dialog Marketing
Industries – Automotive Industry (Dealerships, Manufacturing)
Industries – Law Firms (Lawyers, Tax Consultants, Auditors)
Industries – Publishers, Printers, Catalog Publishing, Print Media
Industries – Associations, Federations, Organizations, Political Parties
Industries – Medical Facilities (Doctors, Labs, Therapists, Homeopaths)
Industries – It System Integrators, Software Vendors For Municipalities, Consulting Firms, Ministries And Authorities
Programming Languages – C#, Vb.Net, Vb6, Vba, Sql, Java, Cobol
Tools, Libraries – .Net Core 5 To 8 And Framework 3.X, 4.X, Visual Studio, Resharper, Devexpress Controls And Reports, Devexpress Mvvm, Prism, Unity Ioc, Entity Framework, Crystal Reports
Technologies – Wpf, Mvvm, Windows Forms, Ssis/Dts, Wcf, Webapi, Soap, Rest, Linq, Ef, Xml, Json
Devops Tools – Git, Svn, Pvcs, Gogs, Github, Gitea, Sourcetree, Jira, Jenkins, Nexus, Mantis, Teamcity, (Azure)
Databases – Ms Sql Server T-Sql, Ms Access, Oracle Pl-Sql, Mysql
Web – Html, Css, Php, Javascript
Other Skills – Ooa/Ood/Oop, Crm, Erp, Ms Office

Languages

German

Native

English

Advanced

Certifications & licenses

Certified C# Software Developer

Fernakademie für Erwachsenenbildung

Certified Java Programmer

ILS

APMG

Cert. IT Business Manager

CCI

Certified IT Project Manager

IHK

Statistics

Experience

Total positions 3

Experience in Information Technology 38.5 y

Avg length 14 y 6 m

Longest experience 26 y

Global experience

Countries worked in 1 (Germany)

Primary country Germany

Expertise

Recent roles CIO, Senior Software Developer, Software Developer and IT Consultant

Main industries Information Technology, Telecommunication

Main business areas Information Technology, Finance, Product Development

Qualifications

Certifications earned 6

Profile

Member since

March 2025

Last update

March 2026

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Frequently asked questions

Have questions? Find more information here.

René is based in Bornheim, Germany and prefers 100% remote projects.

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

René has at least 39 years of experience. During this time, René has worked in at least 3 different roles and for 3 different companies. The average length of individual experience is 13 years and 11 months. Note that René may not have shared all experience and actually has more experience.

Based on recent experience, René would be well-suited for roles such as: CIO, Senior Software Developer, Software Developer and IT Consultant.

René's most recent position is CIO at clics GmbH.

In recent years, René has worked for clics GmbH.

René is most experienced in industries like Information Technology and Telecommunication.

René is most experienced in business areas like Information Technology, Finance, and Product Development. René also has some experience in Project Management and Customer Service.

René has recently worked in industries like Information Technology.

René has recently worked in business areas like Information Technology and Project Management.

René has 6 certificates. Among them, these include: Certified C# Software Developer, Certified Java Programmer, and ITIL® v3 Foundation Certification.

René is immediately available full-time for suitable projects.

Daily rate distribution

0 1 2 3 4

<€480 €480-640 €640-800 €800-960 €960+

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

Average rates for similar positions

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

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Daily rate avg. 766 €

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 800 €

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.

Calculated based on our freelancers’ daily rates as of 24 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.