Unknown Freelancer - Software Developer

Q: What languages does speak?

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

Q: How many years of experience does have?

has at least 30 years of experience. During this time, has worked in at least 32 different roles and for 18 different companies . The average length of individual experience is 1 year and 11 months . Note that may not have shared all experience and actually has more experience.

Q: What is 's latest experience?

's most recent position is Software Developer - Building Automation .

Q: What companies has worked for in recent years?

In recent years, has worked for Sennheiser .

Q: Which industries is most experienced in?

is most experienced in industries like Automotive , Manufacturing , and Information Technology . also has some experience in Energy and Construction .

Q: Which business areas is most experienced in?

is most experienced in business areas like Product Development , Quality Assurance , and Information Technology . also has some experience in Project Management and Research and Development .

Q: Which industries has worked in recently?

has recently worked in industries like Information Technology , Manufacturing , and Energy .

Q: Which business areas has worked in recently?

has recently worked in business areas like Product Development , Quality Assurance , and Information Technology .

Q: What is 's education?

holds a Master in Electrical Engineering .

Recommended expert

Bremen, Germany

Experience

Sep 2024 - May 2025

9 months

Software Developer - Building Automation

Test controller unit
Implement test environment
Implement virtual nodes
Commission CANopen network
Define and automate test cases
Design and implement LSS automaton
Implement data exchange between tools
Port requirements to XML format for vTestStudio
Products: CANoe, vTestStudio, Playwright, Cypress, Robot, .NET
Knowledge: CAPL, C++, CANopen, concept design, Python, JavaScript, XML, C#

Dec 2023 - Aug 2024

9 months

Software Developer - IoT Software Development and Cybersecurity Testing

Preprocess and store sensor values
Program display and configuration for physical quantities
Transmit measurements to Profinet bus and AWS Cloud
Penetration and security testing for IoT layer
Products: Raspberry Pi, Visual Studio Code
Knowledge: C/C++, Profinet, GDB debugger, AWS Cloud

Jul 2022 - Nov 2023

1 year 5 months

Developer - CHP Plant Test Automation

Design HIL setup
Set CHP plant controller as device under test
Perform black-box test over CAN channels
Conduct software functional testing in SW/HW integration
Select and evaluate tools
Perform system commissioning with a real master and virtual slaves
Build user interface for display and control
Program operating scenarios
Control vTestStudio/CANoe web user interface
Import requirements into vTestStudio in XML format
Test automation with test cases for different scenarios
Products: CHP plant, CANoe, vTestStudio, MATLAB, Simulink, Speedgoat, Playwright, Cypress, Robot, .NET
Knowledge: CANopen bus, CAPL, CHP plant ECU, vTestStudio, Speedgoat, TCP-MQTT, vCDL, C++, Python, JavaScript, XML, C#

Apr 2022 - Jun 2022

3 months

Evaluator/Tester - Test Tool Acceptance

Evaluate MIL/SIL test environment
Commission toolchain and supplier SUT
Prepare integrated product test
Review/adapt/verify test configuration
Check Simulink & TargetLink chain
Derive scaling conclusions from MIL/SIL test comparison
Check code coverage, add test cases if needed
Reference: toolchain documentation & practical test
Products: headlamps
Knowledge: MATLAB/Simulink, TargetLink, TPT

Feb 2022 - Jul 2022

6 months

Requirements Engineer - Derive Software Requirements from System

Qualify system requirement for software
Break down into features
Conduct regular reviews
Formulate requirements clearly and unambiguously in English
Products: BMS
Knowledge: MS Office

Jan 2022 - Apr 2022

4 months

Software Developer - Driver Development for Infineon Aurix Hardware

migrate from the 2xx to the 3xx generation
develop ADC drivers
implement new functions instead of obsolete ones
test on the evaluation board & debugger
follow customer & Infineon standards
collaborate agilely with driver developers
reference: Infineon documentation and 2xx source code
Products: motor control ECU
Skills: C, Lauterbach debugger, Tasking compiler, Infineon Aurix 3xx, CMake, Batch, Git & SVN, RDP & Citrix

Sep 2021 - Dec 2021

4 months

Laboratory Cabinet Design & Implementation

test infotainment devices in the lab
mount all devices with proper spacing and sufficient ventilation
design cable routing with automatic wiring harness
design front panel with interfaces & switches
install displays & audio playback
verify and document cable routing
Products: MS Office, Panel Designer, AutoCAD

Nov 2020 - Aug 2021

10 months

Software Developer - Headset Automation Framework Development

Sennheiser

designed & developed a Bluetooth certification framework
SIG Bluetooth certification
automate Profile Tuning Suite using a Python framework
automate dialogs with SIG API
report & log generation
use Qualcomm debugger for headset control
Azure DevOps integration
concept design & documentation
Products: Python, Git, Azure DevOps, Visual Studio, PyCharm, Qualcomm library, SIG
Skills: Scrum, DevOps, Bluetooth

Jul 2020 - Oct 2020

4 months

Tester - Wind Turbine Test Design

Nordex

design model-based HIL tests and debug results
create sequence diagrams
store test specifications in Jira
apply library modules in sequences
execute tests on HIL controller & wind turbine simulation
analyze results and share with developers/authors
goal: high test coverage before official release, confirm or modify design
Products: EXAM, Atlassian JIRA, Winmod

Aug 2019 - Jun 2020

11 months

Sailauf, Germany

Project Manager - Navigation Camera Testing Lead

Magna

led testing and managed the platform migration
coordinate with internal customers
generate reports at release and in between
test organization: resource planning, external contracting, dividing into preparation and execution phases, supervise result progress
defect management: review results, assign root cause with other teams, bugfix testing
review management: initiate and participate, check completeness and process compliance
process management: check compliance & train, develop & adapt, suggest improvements
platform management: migrate documents to new platform, monitor intermediate steps, establish new procedures
tool management: ensure availability, implement improvements, contract external vendor
Products: PTC Integrity, MS Project, LabVIEW, AutomationDesk, ECU and 4/2 camera system
Skills: task, resource and process management, camera system testing

Jan 2019 - Jul 2019

7 months

Lörrach, Germany

Software Developer - PLC Programming and Test Environment Setup

Rotzler

Winch programming: programmed display & control with PLC, applied CoDeSys ST & Ladder diagrams, validated on the test bench, adjusted functions according to requirements
Virtual test environment setup: evaluated and developed test environment, implemented CANopen with SDO/PDO communication, applied hardware vendor library using Python, ran individual tests with automated test case input & result output
Products: CANoe, CoDeSys, Peak PCAN Adapter
Skills: PLC, J1939, CANopen, C/C++, CoDeSys, Python

Jun 2018 - Dec 2018

7 months

Kassel, Germany

Software Developer - Transmission Test Bench Development

Kleinknecht

Designed & developed rest bus simulation & documentation module
Generic approach and improved maintainability
Module integration and test bench measurement analysis
Design & implementation of report module
GUI design
Measurement data compilation under degrees of freedom
Word output based on a template
Products: LabVIEW, CANoe, SVN

Oct 2017 - May 2018

8 months

Berlin, Germany

Project Manager - Battery Management Lead

Embeddeers / Marquardt

Led development & test management and customer communication in AUTOSAR safety project
Battery management system consisting of 3 control units
Managed BMC control unit, including application, basic software, RTE, and flash bootloader
Communicated requirements & status with customers and suppliers
Project planning and presentations
Assigned & guided tasks
Took on sub-tasks
Tool management & handling
Products: Simulink, TargetLink, C, Redmine, SVN, DaVinci, AUTOSAR, CANoe, Lauterbach Debugger, Dimensions, SharePoint, Green Hills Compiler, Enterprise Architect, Microsar, CandelaStudio, vFlash
Skills: Power electronics

Jan 2017 - Sep 2017

9 months

Cologne, Germany

Pre-development of adaptive high-beam demonstrator

Varroc-Lighting

Designed & developed adaptive low beam headlights
Demonstrator setup with MicroAutoBox
Architecture in UML
Introduced prototyping
Defined requirements/constraints
Headlight control with CANoe rest bus simulation
Algorithm design in Simulink/S-Function
Demonstration with headlight, MicroAutoBox, and PC
Camera/headlight simulation
CAPL programming, DBC editing
CAN/LIN control
Transferred LabVIEW logic to Simulink
Processed camera data
Products: MicroAutoBox, ControlDesk, Simulink/MATLAB, CANoe, Mobileye, CAPL
Skills: S-function, DBC, CAN, LIN, CANcase, LabVIEW, RTC

Jan 2017 - Aug 2017

8 months

Bühl, Germany

Transmission code coverage concept development

LuK / Schaeffler

Developed & implemented code coverage concept for control unit
Integrated code coverage into build process
Target code instrumentation
Commissioned CTC tool
Adjusted INI file for compiler and others
Built with modified makefile
Adjusted A2L file for XCP evaluation
HIL measurement and measurement data post-processing
Coverage report identifying weak points
Applied to different compiler environments
Integrated into corporate process and conducted training
Products: CTC, MKS, INCA, MATLAB, Tricore/Tasking Compiler, C, XCP, A2L, HIL
Skills: gnuMake, Perl

Jul 2016 - Dec 2016

6 months

Bühl, Germany

Function Developer - E-Motor Field-Oriented Control Development

LuK / Schäffler

Developed observers and tests for FOC control
Added jerk control extension
Performed MIL/SIL testing of field-oriented PMSM motor control
Generalized observer design with wheel speed estimation
Developer testing with powertrain model and standardization
Evaluated tools for functional and coverage testing
Created requirement/design documents via reverse engineering
Methods: Luenberger/PI/UI/optimal observers, Kalman filter, state controllers/field-oriented/PMSM/induction motor/optimal/LQR
Products: MATLAB, Stateflow, dSpace TargetLink, Data Dictionary, Simulink Validation & Verification/Test, TPT, PTC Integrity
Skills: control engineering, field-oriented control, PWM drive, power electronics

Jan 2016 - May 2016

5 months

Lörrach, Germany

Software Developer and Tester - PLC Programming for Crane Control

Rotzler

Developed operation and display with CoDeSys
Set up monitoring and diagnostic functions
Validated crane winch control with joystick and touchscreen on test bench
Implemented customer requirements
Products: CoDeSys, Prosyd, CANExplorer
Skills: PLC, J1939, CANopen, C/C++, CoDeSys

Aug 2015 - Dec 2015

5 months

Waldkirch, Germany

Light Barrier Demonstrator Pre-development

Sick

Designed and developed light barrier control unit
Developed demonstrator for light barrier operation
Developed drivers for various demonstrators
Implemented menu navigation with button control
Developed menu modules
Evaluated graphics tool
Configured Jenkins server and adapted scripts for automated QAC checks
Generalized batch file for client operation
Tools: STM Cortex, ARM processor, C, SPI, IAR IDE, demo board, OLED graphics driver, QAC, Jenkins, QAW, command line

Jul 2015 - Dec 2015

6 months

Munich, Germany

Pick-and-Place Machine Control Development

ASM

Developed synchronous motor feedforward control with position setpoint
Modified software for a new pick-and-place machine project
Built and extended trace functionality for real-time data capture
Performed real-time verification and optimization
Generated motion profiles and adjusted generation scripts
Extended structure for an additional motor control
Tools: C, Eclipse, MATLAB/Simulink, CACCIA, oscilloscope/logic analyzer, ClearCase
Skills: control engineering, field-oriented control, PWM drive, power electronics

Dec 2014 - Jul 2015

8 months

Mannheim, Germany

Electric Bus Specification Development

Bombardier

Designed e-bus specification for multiple test levels
Created specification for a central control unit, developed model-based
Reviewed and updated specifications
Prepared test specifications based on requirements and implemented them
Implemented process: test specification template, model linking, and test reports
Evaluated tools: report generator tool, TPT configuration
Extended design specification with implementation models
Analyzed and simulated problem scenarios
Tools: MATLAB/Simulink, FuSi, report generator, DOORS, TPT, CANoe, Office

Sep 2012 - May 2014

1 year 9 months

Gilching, Germany

Evaluate SPICE Process Tools

Webasto

Evaluated IBM tool family for platform introduction
Evaluated and advised on model-based tool implementation
Analyzed existing tool landscape
Performed tool traceability checks in the V-model
Evaluated test tools – design import (model and C code)
Model-based test environment
Linked design and requirements and ensured coverage
Connected test hardware via API
Conducted presentations and training
Evaluated systems engineering tools: requirement implementation, architecture with UML diagrams, simulation, and handover to software design
Evaluated software design tools: model-based development, simulation and integration with external tools, C-code integration in UML environment, reverse engineering for documentation, code generation via a framework
Tools: IBM Rhapsody, Test-Conductor, Rational Team Concert (RTC), Design Manager, Rational Gateway, RQM, C/C++, Eclipse, Cygwin, CANoe, PVCS, DOORS, QAC, SAP, oscilloscope, Doxygen, TPT, iSystem, CANape, Model Examiner (MXAM), MATLAB/Simulink

May 2011 - Aug 2012

1 year 4 months

Munich, Germany

Develop Motor Safety Function

BMW

Developed model-based safety functions
Implemented functional and safety requirements in models
Performed MIL simulation and testing
Conducted acceptance tests on HiL and vehicle
Coordinated projects and liaised with suppliers
Contributed to requirements definition and new process structures
Tools: MATLAB/Simulink/Stateflow, INCA, C, MS Office, Visio, HiL, DOORS, SVN, FuSi, ISO 26262, Ascent, dSPACE, Micronova, ControlDesk, LabVIEW, ECU-Test, TPT, ADD, Tessy, oscilloscope

Dec 2009 - Apr 2011

1 year 5 months

Sailauf, Germany

Develop Engine Block Airbag Simulation

Magna

Developed simulation for engine block airbag log data
Developed simulation environment for measurement data analysis
Performed module and integration testing of production software
Adapted simulation environment to new test criteria and products
Optimized user interfaces
Expanded API documentation interfaces
Built and configured software test environment
Created, executed, and documented test specifications
Conducted training and presentations
Evaluated test tools
Tools: MATLAB/Simulink, Tessy, C/C++, Enterprise Architect, MKS, Polyspace, Visual Basic

Apr 2007 - Nov 2009

2 years 8 months

Develop AWD Vehicle Demonstrator

ZF

Developed transmission control and conducted test drives
Developed AWD prototype functions
Adapted models for demonstration vehicles
Commissioned on workbench and demonstration vehicles
Evaluated toolchains – merging pre-production and production development paths
Tools: MATLAB/Simulink, ControlDesk, dSPACE AutoBox, CANalyzer/CANape, Real-Time Workshop (Simulink Coder), INCA, MS Office, Intecrio, ETAS ES910, TargetLink, Embedded Coder Prodrive, ClearCase

Feb 2006 - Mar 2007

1 year 2 months

Automate AWD Vehicle Testing

Audi

Evaluated and designed model-based tests
Software testing of QuattroSport torque control modules
Integrated hand code into model-based test environment
Prepared and executed test specifications in MIL/SIL/PIL
Evaluated tools and validated processes
Tools: MATLAB/Simulink, C/C++, TargetLink, Exact Extessy, TriCore 1766 Evaluation Board, MKS, Word, Polyspace

May 2004 - Jan 2006

1 year 9 months

Energy Management Automotive System Lead

Siemens VDO

Led demonstrator integration & presentation
Technical lead for component integration and customer presentations
Designed tools and framework conditions for a team
Basic implementation with interfaces, bus connectivity and GUI
Component integration via agreed interfaces
Commissioning and measurement data analysis
Customer coordination and presentations
Tool training
Tools: MATLAB/Simulink, Real-Time Workshop (Simulink Coder), Python, Controldesk, Stateflow, C/C++, dSpace MicroAutobox, CANoe

Jan 2004 - Apr 2004

4 months

Driver Assistance Demonstrator Pre-development

BMW

Developed accelerator pedal assistance with test drives
Model-based development for intelligent accelerator control
Model extension for pressure-reactive accelerator pedal integration
Simulation and commissioning in the vehicle
Tool training
Tools: MATLAB/Simulink, Stateflow, C/C++, dSpace Autobox, Controldesk, Real-Time Workshop (Simulink Coder)

Sep 2003 - Apr 2004

8 months

Car Body Framework Library Developer

Siemens VDO

Developed library modules for the automation framework
Developed test automation libraries
Developed generic modules for rest bus simulation
Implemented tool control through Windows API
Tools: TestStand, ActiveX, CANoe, LabVIEW, C/C++, JavaScript, Visual Basic, CAN, LIN and KWP2000

Apr 2003 - Aug 2003

5 months

Car Body Test Specification Designer

Siemens VDO

Designed car body test specification
Created system test specifications
Created documents based on module and system requirements
Tools: MS Office

Aug 2000 - Mar 2003

2 years 8 months

Climate Control Developer

GKR / Bosch

Developed climate control system and participated in testing
Developed software for an automotive climate control unit
Developed software modules
Conducted developer tests with emulators
Specified and conducted system tests
Qualified and tested hardware modules
Participated in summer trials
Tools: C, Hitex emulator, Motorola 68H08 processor, SAE1587 bus, oscilloscope, logic analyzer

Mar 1999 - Dec 1999

10 months

Control Engineering Modeling

Adaptive control of asynchronous motors and simulation
Observer design for a rotor without speed feedback
Identifier design for time-varying parameters
User interface development, simulation & evaluation
Plant model extension with subsequent testing
Tools: Matlab/Simulink, MS Office

Jul 1993 - Feb 1999

5 years 8 months

Various Projects

In the fields of control engineering, plant engineering, process engineering, image processing, automation, low-level programming, databases, digital electronics, communication engineering

Industry Experience

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

Experienced in Automotive, Manufacturing, Information Technology, Energy, and Construction.

Automotive

Manufacturing

Information Technology

Energy

Construction

Business Area Experience

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

Experienced in Product Development, Quality Assurance, Information Technology, Project Management, and Research and Development.

Product Development

Quality Assurance

Information Technology

Project Management

Research and Development

Skills

Firmware Development
Automation
Test Automation
Simulation/control Engineering
Project Management

Programming Languages:

Assembler (8051, 80x86, Hardware Architecture Knowledge)
C
C++
Clipper
Davinci
Foxpro
Java
Javascript
Labview
Macro Languages (Visualbasic)
Machine Languages (Assembler)
Matlab / Simulink
Python
Simulink Targetlink

Operating Systems:

Mac Os
Ms-dos
Windows (7, Vista, Xp, 2000, Nt)
Windows Ce

Databases:

Access
Xbase (Dbase Iii, Foxpro, Clipper)

Hardware:

Buses (Can, Lin, Kwp2000, Profibus, Sae1587 Bus)
Digital (Hw Design With Pld, Fpga)
Digital Signal Processors
Real-time Systems
Embedded Systems
Emulators
Frame Grabbers
Pld, Fpga
Industrial Robots
Measuring Devices
Microcontrollers
Pcs
Control And Regulation Systems
Texas Instruments

Data Communication:

Buses (Can, Lin, Kwp2000, Profibus, Sae1587 Bus)
Ethernet
Internet, Intranet
Iso/osi
Tcp/ip
Windows Networking

Languages

German

Native

English

Advanced

Education

Engineering Diploma · Electrical Engineering

Certifications & licenses

SIG Bluetooth Certification

Statistics

Experience

Total positions 32

Experience in Automotive 18.5 y

Avg length 11 m

Longest experience 5 y 7 m

Global Experience

Countries worked in 1 (Germany)

Primary country Germany

Expertise

Recent roles Software Developer - Building Automation, Software Developer - IoT Software Development and Cybersecurity Testing, Developer - CHP Plant Test Automation

Main industries Automotive, Manufacturing, Information Technology

Main business areas Product Development, Quality Assurance, Information Technology

Qualifications

Highest degree Master

Certifications earned 1

Profile

Created

September 2025

Last Update

November 2025

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Frequently asked questions

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

Where is based?

is based in Bremen, Germany.

What languages does speak?

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

How many years of experience does have?

has at least 30 years of experience. During this time, has worked in at least 32 different roles and for 18 different companies. The average length of individual experience is 1 year and 11 months. Note that may not have shared all experience and actually has more experience.

What roles would be best suited for?

Based on recent experience, would be well-suited for roles such as: Software Developer - Building Automation, Software Developer - IoT Software Development and Cybersecurity Testing, Developer - CHP Plant Test Automation.

What is 's latest experience?

's most recent position is Software Developer - Building Automation.

What companies has worked for in recent years?

In recent years, has worked for Sennheiser.

Which industries is most experienced in?

is most experienced in industries like Automotive, Manufacturing, and Information Technology. also has some experience in Energy and Construction.

Which business areas is most experienced in?

is most experienced in business areas like Product Development, Quality Assurance, and Information Technology. also has some experience in Project Management and Research and Development.