25.11.2025 aktualisiert

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Ethernet Specialist - I fix your board and ethernet stack

Eichberg, Schweiz Dipl.Ing. (FH) Electrical Engineering
Eichberg, Schweiz Dipl.Ing. (FH) Electrical Engineering

Profilanlagen

CV_Rainer_Kaufmann_en.pdf
CV_Rainer_Kaufmann_de.pdf

Über mich

Expert for NXP SJA1110, TI DP83867, TI 8381X, 100BASE-T1, 100BASE-TX, 1000BASE-TX, MAC, PHY, RGMII, SGMII. Ethernet, TCP/IP, TLS, mbedTLS, mbedTLS hardware acceleration. Senior Embedded Engineer with 25+ years of expertise in C/C++, Firmware Development and Software Architecture.

Skills

USBSoftware EntwicklungC++EmbeddedCAN-FDRS-232SoftwaretechnikMisraMCUXpressoiotRS-485IARTCP / IP.NETRESTI2Cembedded linuxSPIController CMake OOPSystemintegrationEmbedded SystemsKommunikationSTM32Object Oriented DesignCSAIDesignHMIGerätetreiberGCCEthernetMAKELinuxembedded software Software ArchitectureFreeRTOSc++ 14InterfaceAssemblerc++ 17BluetoothSTM32CubeLWIPTLSSSL/TLS Zertifikatesja1110EU Cyber Security Act (CSA)
Development of Embedded Software and Hardware - Embedded Know-How
Expert in development and system integration of embedded systems. Years of experience in designing object-oriented multi-threaded applications using C++. Skilled in the design and implementation of embedded drivers (bootloader, flash, EEPROM, SPI, I2C, SAI / I2S, ADC, DMA, Ethernet, etc.), also on multicore systems.
Embedded Projects with Hardware:
  1. Embedded Systems: NXP iMX RT1062, LPC 17xx, SJA1110, STM32H563, XMC7200 D, ARM Cortex M0/M3/M33/M4/M7
  2. Emulators/Debuggers: SEGGER, ST-Link, Serial Wire Debug (SWD), JTAG, TRACE
  3. Projects: SJA1110 based Ethernet compoment, OBD-2 diagnostic system for CAN bus, USB-CAN tracer with dongle function, ISO9141-2 interface, ISO 15765-2 protocol stack.

Programming Languages and Technologies:
  1. C (MISRA compliant)
  2. C++, C++14, C++17, C++20
  3. C#
  4. PHP
  5. Kotlin
IDEs and Toolchains:
  1. MCUXpresso, STM32Cube, Modus Toolbox, Eclipse
  2. VSCode
  3. CMake, GNU Toolchain (GNU make, GCC)
  4. IAR
  5. Keil uVision
  6. Microsoft Visual Studio
  7. National Instruments LabWindows/CVI
  8. Android Studio

Operating Systems:
  1. FreeRTOS
  2. ARM CMSIS, Keil RTX
  3. MQX
  4. Linux
  5. Windows

Data Communication:
  1. OBD2 (OBDII), OBD, UDS, ODX, ISO14230, CAN, ISO15765, J1939, NMEA2000. Tools: Vector CANoe, Busmaster, KCANMonitor
  2. USB, WCID, RS232, SPI/SSP, I2C, SAI. Tools: USBTreeView, Microsoft USBView
  3. WiFi, Bluetooth, Ethernet, TCP/IP, TLS, HTTP(S), REST, MQTT
Website

Sprachen

DeutschMutterspracheEnglischverhandlungssicherFranzösischGrundkenntnisseItalienischGrundkenntnisse

Zertifikate

iSAQB® CPSA Foundation Level-Software Architecture

Certible GmbH

2025

Portfolio

item-0

CAN-Bus Interface

Hardware und Software für Reverse-Engineering am CAN-Bus.
https://shop.dieselschrauber.org/can-usb-interface-kit-p-313.php

Bewertungen

"I highly recommend Rainer Kaufmann for firmware development. His extensive expertise in embedded systems and C/C++ significantly advanced our project. I particularly appreciated his/her honesty in expressing opinions, which contributed to well-informed decisions. Additionally, Rainer Kaufmann actively contributed beyond his core expertise, bringing valuable insights to other areas as well. The collaboration was professional and efficient, with high-quality results consistently delivered on time."

Büchi Labortechnik AG

Project Manager (Gerold Keller)

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