Recommended expert

Stefan Pöter

Managing Director

Stefan Pöter
Cologne, Germany

Experience

Jan 2021 - Present
5 years 2 months
Cologne, Germany

Managing Director

ootb automation GmbH

  • Sales of scalable automation applications in machine control
Jan 2013 - Present
13 years 2 months
Cologne, Germany

Freelancer

Freelancer

  • Development of applications in the field of automation and machine control for industrial and embedded hardware and real-time operating systems using C/C++17/20/23, Rust, Golang, and POSIX interfaces with CMake, Meson, and YOCTO

  • Implementation of industrial communication protocols such as EtherCAT, Modbus/TCP, and MQTT

  • CI/CD using Microsoft Azure, GitLab, and Jenkins with Docker containers

  • Development of interfaces between automation systems and HMI systems using HTTP/WebSockets, Modbus/TCP, and MQTT

  • Development of user interfaces with JavaScript/TypeScript

  • IEC61131 automation applications

Jan 2007 - Dec 2013
7 years
Marl, Germany

Software Developer

Pöter Steuerungstechnik

  • Work in the family business

  • Planning and creating electrical circuits

  • Software development for automation applications with C/C++ and IEC61131

  • Design and implementation of human-machine interfaces

  • Commissioning of electrical switchgear

Jan 2006 - Dec 2012
7 years
Herten, Germany

Instructor

VHS

  • HTML, CSS and JavaScript
Jan 2006 - Dec 2007
2 years
Dülmen, Germany

Web Developer

Web2Get GmbH

  • Setup, customization and maintenance of an OS Commerce web shop

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 Manufacturing (19 years), Education (7 years), and Information Technology (2 years).

Manufacturing
Education
Information Technology

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 (20 years), Product Development (19 years), Operations (7 years), and Sales (5 years).

Information Technology
Product Development
Operations
Sales

Skills

  • C/c++
  • Rust
  • Golang
  • Javascript
  • Typescript
  • Node.js
  • Iec 61131/en

Languages

German
Native
English
Advanced

Education

Oct 2002 - Jun 2009

Technical University of Dortmund

Diploma in Computer Science, focus in Embedded Systems, minor in Business Informatics · Core Computer Science · Dortmund, Germany · 2.7

Oct 1998 - Jun 2001

Albert Schweizer Gymnasium

High school diploma, advanced courses: Computer Science, Mathematics · Marl, Germany · 3.0

Profile

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Frequently asked questions

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

Where is Stefan based?

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

What languages does Stefan speak?

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

How many years of experience does Stefan have?

Stefan has at least 20 years of experience. During this time, Stefan has worked in at least 5 different roles and for 5 different companies. The average length of individual experience is 4 years. Note that Stefan may not have shared all experience and actually has more experience.

What roles would Stefan be best suited for?

Based on recent experience, Stefan would be well-suited for roles such as: Managing Director, Freelancer, Software Developer.

What is Stefan's latest experience?

Stefan's most recent position is Managing Director at ootb automation GmbH.

What companies has Stefan worked for in recent years?

In recent years, Stefan has worked for ootb automation GmbH and Freelancer.

Which industries is Stefan most experienced in?

Stefan is most experienced in industries like Manufacturing, Education, and Information Technology (IT).

Which business areas is Stefan most experienced in?

Stefan is most experienced in business areas like Information Technology (IT), Product Development, and Operations. Stefan also has some experience in Sales.

Which industries has Stefan worked in recently?

Stefan has recently worked in industries like Manufacturing.

Which business areas has Stefan worked in recently?

Stefan has recently worked in business areas like Information Technology (IT), Product Development, and Sales.

What is Stefan's education?

Stefan holds a Master in Core Computer Science from Technical University of Dortmund.

What is the availability of Stefan?

Stefan is immediately available full-time for suitable projects.

What is the rate of Stefan?

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

How to hire Stefan?

To hire Stefan, click the Meet button on the profile to request a meeting and discuss your project needs.

Average rates for similar positions

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

1000
750
500
250
Market avg: 700-860 €
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.