Embedded Software Engineer

10/2020 – 12/2022

nfusion pump:
Implementation of new features and correction of bugs.
Software System validation of new release production code. Including test documentation, creation of new test cases, unit test setup, electronic measurements, update of requirement documents and detailed design documents. Customer complaint investigation.

inhalator monitor: Development of embedded software with Bluetooth connection.

C, Embedded Software, Embedded Systems, Git, Power Bi, STM32

4/2020 – 9/2020

Prove Of Concepts for pharmaceutical equipement on OPCUA Location Discovery Server and a connector process for connecting to a Rockwell PLC.

Docker, Linux Entwicklung, Node.Js, OPC Unified Architecture

9/2019 – 12/2019

Robot Arm (STM32)
- Migration of SW projects from IAR to TrueSTUDIO Atollic
- Production tool development in Python
ESP32 to Thingsboard connection (IoT) prove of concept:
- Setup of secure connection (TLS1.2) MQTT with Thingsboard
Human milk pump:
- Design documentation: project plan, requirements, architecture, detailed design, risk management.

Embedded Entwicklung / hardwarenahe Entwicklung, Embedded Systems, Internet of Things (IoT)

9/2014 – 2/2019

Software coordinator and Embedded Software developer for the Airflow Prophylaxis Master product for dental prophylaxis.
Development and maintenance of the embedded software of the Airflow Prophylaxis Master device (in team).
Outsourcing of a part of the Airflow Prophylaxis Master device software (Software specification, technical support of consulting company on hardware delivered, test of delivered software product)
Outsourcing of development activities for the wireless pedal software, and follow up (Subcontractor selection, device specification, support of consulting company, test, integration of pedal with the product). And doing the internal technical support once delivered.
Outsourcing database intranet application, and follow up. (specification, validation and verification)
Unit testing (software validation) of medical software with LDRA Tbrun.
Creation of technical documentation following the standard IEC 62 304. Software lifecycle plan, Software requirements, Architecture, Detailed design,
Software planning, definition of work packages and alignment of the work packages with the hardware planning.
Software Risk analysis
Requirements tracking with LDRA TBreq in the documentation from design input to unit test documentation
Selection of a consultant to develop the software of the Airflow Prophylaxis Master device, and organized the interview and the technical tests.
Development of the software of the RFID module for a new Medical physio-therapeutic device:
Implementation of a prove of concept.

Projektleitung / Teamleitung (IT), Embedded Software

6/2014 – 7/2014

Resolve anomalies in existing software in railroad control and protection relay device.
 Code review, and implementation of improvements
 Implementation of error handler
 Field test of the improved code. (During a test period of 6 months the problem
was not reproduced and is considered as solved)

Softwareentwicklung (allg.)

3/2013 – 4/2014

Development of boot-loader (IPL), application and driver (graphics, audio, temperature,
watchdog, GPIO, NOR, I2C) software conform medial standards.
Documentation, coding, code improvement and testing for intra cranial pressure
monitor (Hydrocephalus).
Hardware reference for the local software team and technical interface with the US
based hardware provider.
Configuration of the processor and measurements for electromagnetic interference
(spread spectrum).
Development of scripts for packaging (bash) and tools for development and test in
Python, CRC header and BMP image creation.

Embedded Entwicklung / hardwarenahe Entwicklung

6/2012 – 3/2013

Active implant for heart stimulation:
Development of a wireless boot-loader.
Development of implant hardware test software.
Active brain implant:
Implementation of tests for an active brain implant with CVI (National Instruments).
Setup of the hardware test bench.
Investigation of problems encountered by the test bench with the implant (alpha
tester).
Development and realization of the electronics of a burn-in tester for active implants.
Endoscope:
Debug of electronics for a endoscope prototype.

Embedded Entwicklung / hardwarenahe Entwicklung

3/2009 – 10/2011

Creation of a software application, part of a client server system for mobile publicity
 Architecture, design and requirements identification.
 Implementation of the application for multiple platforms. Worked on all parts
of the application. E.g. UI (3D graphics), database interface, geo positioning

Mobile Application Development

4/2002 – 3/2009

Technical leader for a modem software integration team in a program for mobile
phones
1) The team consisted of 3 engineers/ Integration cycle of 2 weeks during 2
years/agile process.
2) This job required collaboration with off site teams in charge of software
development (based in India, Germany, France, Israel and the USA), to resolve
issues, to co-ordinate, and to improve the overall software quality.
3) I led the transition from a gmake build system to Sbuild build system (Scons
based)
4) Assured the Clearcase source control architecture, and was mentor for my team
members on Clearcase configspecs and merges.
Symbian baseport software integration for OMAP processors
1) Bi-weekly release cycle/during 2 and half years/agile process
2) Worked in the team that designed the pioneer Integration process and was
actively involved in the design of this process internal and external.
3) Troubleshooter, customer support and release management.
4) I also was the technical interface between TI and Symbian by means of
conference calls and meetings.
5) Integration tools development to improve the integration speed.
Other projects
 Development of DVD sub-picture software library for multimedia platform
(AV7200).
 Silicon validation DSP (by means of assembly code test cases) and graphic
accelerator of set-top box chip by means of test code.
 Development of software for DSP TMS320C54/C55: platform and validation
 Development of Symbian OS USB driver.

Embedded Entwicklung / hardwarenahe Entwicklung