Alexander Jahn-Freelancer

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Experience
Freelancer
Bayer
- IoT development in Kotlin/Python.
Freelancer
Siemens
- C++ development on industrial displays.
Freelancer
XL Assembly GmbH
- C# desktop software development for industrial applications.
Fullstack Developer
Fedger.io
Fullstack developer (Python, HTML+JS+CSS, PostgreSQL) for a cloud-based automation tool using a computer vision AI implemented in Tensorflow.
Agile/extreme programming.
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Manufacturing, Information Technology, Biotechnology, and Pharmaceutical.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology and Product Development.
Skills
- Python
- Kotlin
- C#
- Javascript/Typescript
- Html
- Css
- Matlab/Octave
- C++
- C
- Java
- Php
Languages
Education
Federal University of Minas Gerais
Master's degree, Electrical Engineering · Electrical Engineering · Brazil · 1.9 (German system)
Schmalkalden University of Applied Sciences
Bachelor of Science, Electrical Engineering · Electrical Engineering · Schmalkalden, Germany · 1.5 (German system)
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Alexander is based in Cologne, Germany and can operate in on-site, hybrid, and remote work models.
Alexander speaks the following languages: German (Native), English (Advanced), Portuguese (Elementary).
Alexander has at least 8 years of experience. During this time, Alexander has worked in at least 2 different roles and for 4 different companies. The average length of individual experience is 2 years and 11 months. Note that Alexander may not have shared all experience and actually has more experience.
Based on recent experience, Alexander would be well-suited for roles such as: Freelancer, Fullstack Developer.
Alexander's most recent position is Freelancer at Bayer.
In recent years, Alexander has worked for Bayer, Siemens, and XL Assembly GmbH.
Alexander is most experienced in industries like Information Technology, Manufacturing, and Biotechnology. Alexander also has some experience in Pharmaceutical.
Alexander is most experienced in business areas like Information Technology and Product Development.
Alexander has recently worked in industries like Manufacturing, Information Technology, and Biotechnology.
Alexander has recently worked in business areas like Information Technology and Product Development.
Alexander holds a Master in Electrical Engineering from Federal University of Minas Gerais and a Bachelor in Electrical Engineering from Schmalkalden University of Applied Sciences.
The availability of Alexander needs to be confirmed.
Daily rate distribution
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.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
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 29 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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