Yoav Netzer - Freelance Software Architect

Moers, Germany

Experience

Oct 2023 - Nov 2025

2 years 2 months

Freelance Software Architect

Freelance Consultant

Various small consultations, e.g. concepts and arcitectures.
Updating my Matlab, Linux, IPv6, Cyber-Security, C++ (up to 23) and Python skills.

May 2023 - Sep 2023

5 months

Freelance Requirements Engineer

Isringhausen

Writing requirements for a network-controlled ECU for Trucks and Tractors (Agricultural machines)
Software architecture (UML) for an embedded system (ECU, ARM, Git, Make)
Cybersecurity: TARA with ISO21434 for a future project
System-requirements description for a CAN-network ECU (excel sheets)
J1939 (over CAN Bus) – communication-protocol messages definition

Feb 2023 - Mar 2023

2 months

Freelance Linux Authentication Engineer

Deutschebahn

Embeddd software: Autentication-servers set-up, code-refactoring vs. rough-requirements
Radius server (Cyber-Security) - configurations
Linux utilities
Embedded C Language
Analyze the Systemrequirements

Jan 2022 - Dec 2022

1 year

Freelance Cyber Security System-Engineer

Küster AG

Automotive supplier concerning TARA and system-requirements for an embedded sytem
Software architecture (Autosar based) for an embedded system (ECU, Infineon)
Cyber-Security e.g. Cryptography, HSM, AES, RSA
OTA to an embedded Software system (ECU)
Diagnostics for an embedded Software system (ECU), onboard and remote
Requirements analysis with Polarion per ASPICE, Jira and Confluence
Enterprize-Architect (EA) for Architectural-Drawings
Coordinating with the customer and the testers
Partaking in the generation of TARA analysis per ISO21434, R155 and R156
ISO26262 Functional Safety

May 2021 - Jun 2021

2 months

Freelance SELinux (Cyber-security) developer

Continental AG

SELinux (Embedded, ARM Cortex)
C & C++
Linux configuration and build (e.g. Make, Git, Gerrit, Jira, Confluence)
Build environment: VMware, Continuous integration with Jenkins

Nov 2020 - Dec 2020

2 months

Freelance Senior Embedded Software Architect

CodanArgus AG

Medical device – computerized handheld, architecture of an embedded software system
Coordinating the work of an Indian offshore team of architects and developers, reviewing their work, and ensuring its conformance to the customer's requirements. Ended due to business reprioritization of the R&D programs
Embedded system requirements and architecture – local and from a supplier I reviewed
ARM based: Cortex-M and Cortex-A
C++17 with Boost
Communication protocols: IPv6 (TCP/IP), WiFi, Bluetooth profiles
Linux, STM32 (ARM Cortex), RTOS, UML
IEC 62304, EN ISO 13485 and ISO 14971

Jun 2020 - Aug 2020

3 months

Freelance Embedded Architect/Developer

Sick AG

Embedded Linux (ARM Cortex), C and C++ (e.g. Make, Git, Jira, Confluence)
Software architecture according to IDL technologies
Sockets programming

Nov 2019 - Apr 2020

6 months

Freelance System Architect

Belden-Hirschmann AG

IT security technology software architecture analysis for manufacturing systems
Reporting to the R&D department head
Participating in Agile/Scrum meetings
System requirements, solution concepts, technology and algorithm research and architectures for new OT/ICS IT security products
e.g. using modern neural networks, machine learning, and AI
Cryptography, e.g. PKI, RSA, AES
Certificate management with X.509, PKI analysis and design
Active Directory, RADIUS, ACLs, firewalls, NAT
IDS/IPS: intrusion detection and prevention, e.g. AI detection algorithms
IPv6 (TCP/IP)
UML
Embedded (ARM) C and C++ under Linux

Jul 2019 - Aug 2019

2 months

Freelance Engineer

Peiker

Bluetooth testing on embedded Linux (until the branch closed)
Bluetooth certification using PTS (Profile Tuning Suite)
Yocto Linux, using Git, BitBake, Devtool
Embedded (ARM) C and C++

Feb 2019 - May 2019

4 months

System Requirements Engineer Automotive Radar (ADAS)

Magna Electronics

Frontal radar
PTS MKS: defined and prepared the system requirements document
Architecture
Hardware
Environmental requirements

Aug 2018 - Oct 2018

3 months

Freelance Autonomous Driving System-Architect

Cyres Consulting (Veoneer)

Autonomous Driving System-Architect
System Requirements
Coordination with Potential Suppliers & with Marketing
Reporting to the R&D department head
Client Requirements & Solution-Concept with “Enterprise Achitect” UML tool
Architecture: UML, SysML for Autonomous Car behavior, e.g. rules & constraints
Functional Architecture of Autonomous driving
Functional-Safety: Feature Analysis per SAE Levels
Security Requirements at the System level
Driving/Robotic Algorithms
HW evaluation: FPGA vs. GPU vs. TPU

Aug 2018 - Sep 2018

2 months

Software Architect

Review and evaluation of Blockchain cryptographic-weaknesses and mitigation techniques

May 2018 - Mar 2019

11 months

Regensburg, Germany

Requirements Manager for Automotive, Telematics security

Continental AG

Cyber-Security at Architectural level + TARA
Cryptographic Protocols, Algorithms, Procedures
TrustZone (ARM), HSM, PKI-analysis & design (Certificates Management X.509)
Telemetry = Diagnostics
Software-Updates = OTA
Secure Communications e.g. SSL
Embedded Linux (ARM), MISRA C
Ethernet
Automotive-Spice
Client Requirements with IBM DOORS

Jan 2018 - Apr 2018

4 months

Skills-Training

Improving my acquaintance with AWS, Security (X.509 Issuance, Distribution and Revocation) & IoT (Industry 4.0 aka IIOT and Cloud Backend)

Oct 2017 - Dec 2017

3 months

Software Architect

Valeo-Peiker Acoustic GmbH

Partaking in answering an RFQ in the field of Telemetry
System-requirements analysis and effort-estimation for IT-Security
Working with the OEM (Product‘s Client) and with various internal Teams
System Analysis
IT-Security Analysis including security algorithms e.g. SRP, HSM
Embedded Linux with containers (Docker)
Ethernet and CAN Bus
UML under Enterprise Architect

Jun 2017 - Jul 2017

2 months

Software Architect

Vorwerk GmbH

Supporting a Software-Demo development
IPC: Inter-Process Communication
Docker Containers ports for OpenGL commands
Yocto Linux Embedded (ARM)
Bitbake
C++ 11 with Boost & Autobahn
C & Lua Scripting for Boot code

Nov 2016 - May 2017

7 months

Senior Systems Engineer

Gigaset GmbH

Conception of a new innovative high-tech product
Systems Requirements-Analysis and Conception of the Architecture in an RFI of an innovative IoT Algorithmic System: Wireless, Real-Time
Suppliers-Control (Price Quotes and negotiations, HW & SW)
Intensive coordination with the internal Engineering Department heads & Suppliers
Reporting to the R&D department head
Audio Algorithms & HW components: evaluation & selection
Authoring the System Specifications
Cloud: Amazon Web Services (AWS)
Tools: Gitlab, Jira, Confluence incl. UML (PlantUML inside Confluence)
Embedded Software: Embedded Linux including ALSA Publish/subscribe
IT-Security: Authentication Oauth 2.0, Authorization, Encryption, Firewall, NAT
TCP/IP (IPv6), WiFi, Bluetooth and MQTT (for the sensors)
Audio Algorithms for VoIP
C, JavaScript, JSON, REST

Oct 2015 - May 2016

8 months

Automotive Systems Architect

Delphi

System Requirements-analysis, Conception and coding of an ADAS Rear Radar Warning estimation algorithm (signal processing & categorization)
Using Matlab and C language. Also system-level debug in the proprietary Simulator
EV charging: HW & SW architect, per system requirements, suppliers control
Scrum/Agile using Jira
Polarion Product Life-Cycle Management
Matlab (ADAS Algorithms), Kalman-Filter
Embedded MISRA C, C++
Architecture: Linux & QT, JavaScript (JSON, REST API)
Power-Electronics: charging cable and station
CAN Bus
Requirements Analysis incl. IT-Security and Hardware certifiability
Functional Safety Engineering: ISO 26262, IEC 62196, IEC 61508
Automotive-Spice

Dec 2014 - Sep 2015

10 months

Algorithms-Software Team-Leader

Mando

Development of an Automotive Brake Controller (ESP ECU)
Reporting to the R&D department head
Team-leader of embedded Software
System Requirements-analysis, effort-estimation
Suppliers-control (SW)
Kinematic Control-Algorithms: Performance Analysis, Car Trajectory
Functional Safety Engineering ISO26262
Software Architecture: UML, Enterprise-Architect (EA), ISO26262
Software Integration: High-Level Functions, BSW, ASW, Autosar/RTE
Embedded multi-Core RTOS: Coordination with the BSW supplier: build & debug
Matlab, Embedded C and C++, Aurix
Automotive-Spice
MS-Project, IBM-DOORS, JIRA, Eclipse

Jul 2013 - Mar 2014

9 months

Hybrid

Embedded Software-Architect

Continental

Requirements-analysis for Hybrid car power regulator
Embedded Linux memory drivers
Connectivity software for Automotive Multimedia computers: Displays and Music: requirements, architecture and supplier control
Requirements: IBM-DOORS, PTS-MKS
Architecture: Enterprise-Architect (EA), UML
C Embedded (ARM)
Embedded Linux BSP: memory access (serial to EEPROM & parallel to Flash)
I2C, SPI

Nov 2012 - Mar 2013

5 months

Darmstadt, Germany

Software Engineer

Infor GmbH

Extending a business analytics server
NoSQL database
C++ with Visual Studio on Windows 7

Jun 2012 - Oct 2012

5 months

Kronach, Germany

Infotainment Engineer

Lear GmbH

Developed solution concept and prototype for an automotive audio-over-Ethernet system, e.g., AVB microphone to speaker on evaluation boards
Small evaluation applications
Communicated with main supplier
Documentation, Jira
XMOS microcontroller, event-driven embedded real-time language
TCP/IP, AVB/TSN (Audio Video Bridging over Ethernet)
Embedded C programming, Eclipse
I2C & SPI, Wireshark, digital oscilloscope

Oct 2010 - May 2011

8 months

Embedded System Engineer

Airbase Ltd

Requirements analysis, ConOps & system architecture
Supplier control (hardware)
TCP/IP
Wi-Fi, BLE, 6LoWPAN
MEMS gas sensors
Embedded C
MSP430 MCU with TI-RTOS, embedded C

Jan 2010 - Jun 2011

1 year 6 months

Embedded System Architect

BuddyCell Ltd

Requirements analysis, ConOps & system architecture
3GPP NAS: call control, mobility management (MME), U/SIM security
Cryptography: encryption, identification, authentication, key management
Interaction between voicemail, SMS, telephony, and cellular communication

Oct 2008 - May 2012

3 years 8 months

Independent Consultant

DCT Engineering Ltd

Defined and implemented solution concepts and prototypes for new and innovative products and systems; worked with project leaders and architects
Cardicell & Healthwatch: wearable ECG. System engineering & product management
Cell Buddy Ltd: cellular roaming cost reduction system. System engineering & product management
IpointMedia: VoIP
Web server: Django + MySQL + Apache + JavaScript + CSS
Image processing: detection and tracking
Requirements management (DOORS) & system architecture (Vision), PowerPoint
TCP/IP (IPv4, IPv6), VoIP (SIP, RTP, RTCP, RTSP), TLS
Cryptography: encryption, identification, authentication, key management
Linux, Windows, C++, Python (Django), Java (J2ME, J2EE), MySQL, JavaScript, jQuery
3GPP NAS: call control, mobility management, U/SIM, security
Embedded C
Bluetooth module integration (Cardicell: GPRS; Cell Buddy: 3G modem)
ARM, Microchip, MSP430
Gerber files for PCB layouts
EMC compatibility for Bluetooth

Mar 2008 - Sep 2008

7 months

Netherlands

Software Engineer

Saen BV

Developing a C++ & C# Financial telecoms multi-threaded real-time software project
I designed and implemented a C++ application, which receives data-streams from the Frankfurt stock-exchange over a binary protocol for financial data named FAST (FIX Adapted for Streaming), decodes it and feeds in to the Algorithmic-trading system
Some of the code was shifted from C#, in order to expedite the processing
C++ and C#, multi-threading
TCP/IP

Jun 2007 - Oct 2007

5 months

Israel

Embedded Software Engineer

Amimon

HW: L2 debuggins – registers level
HW: Conducting MIMO filtering using Spectrum Analyzer
Putting their new SoC to work
Writing the 1st System-Test plan
Analyzing implementations of an Encryption protocol (AES, FIPS 197) Algorithms and methods and extending them
Embedded C, ARM
Wireless Communications with WiFi L1

Feb 2007 - Apr 2007

3 months

Israel

Software Architect

Joliper

Advising on the Architecture and High Level Design for integrating an H324m protocol stack in to a client-server architecture
H324m, DTMF, RTSP
3G Cellular Internet
RS-485

Nov 2004 - Jul 2006

1 year 9 months

United Kingdom

Embedded Software Engineer

Motorola

Multi-vendor, multi-site, international-development
UMTS: I have designed and written much of the Video-Telephony Call Controller, which operates between the 3G CSD, the H324m stacks & the user Application
Designing and implementing a test utility in Borland Builder C++
Embedded C, C++, Nucleus, ARM, Lauterbach
UMTS: intensive interaction with the UMTS NAS (Non Access Stratum) and some URLC debugging
H324m: Audiovisual stack, Tuning of Frame rate/Refresh, spatial frequency
Audio Codecs Integration: Audio and Video, flow control, buffers control

Jun 2004 - Nov 2004

6 months

United Kingdom

Software Engineer

Avaya SMBS

Requirements analysis for the integration of DECT with twinning to the IPOffice product
I interacted with various teams of several companies in order to collaborate on the work process of that intricate project
H323, ISDN, PPP, L2TP, TCP/IP, RTP, RTCP, DHCP, ICMP
DTMF in band and out of band
DECT integration
Embedded C (PowerPC)

Mar 2004 - May 2004

3 months

Israel

Software Architect

Adimos Ltd

Requirements analysis for the integration of the embedded product with a test PC
Software Architecture
WiFi
Streaming Algorithms (Buffer management, Block Bursts) & Protocols e.g. RTP, RTCP
Embedded Linux

Feb 2003 - Feb 2004

1 year 1 month

Bath, United Kingdom

Embedded Software Engineer

Teleca Wireless Ltd

Handset software development at a consultancy/outsourcing company
Multi-threadeding
C Embedded on ARM
Nucleus RTOS
OSE RTOS
POSIX TCP/IP
POSIX File-System
AT-Commands

Oct 2002 - Dec 2002

3 months

Software Designer and Coder

Workshop-automation
Workflow-Analysis (similar to BPMN)
Software Design
Coding
Java, Tomcat/Struts, JavaScript, CSS, XML, HTML

Mar 2002 - Sep 2002

7 months

Mainz, Germany

Software Engineer

Nanophotonics

Semiconductor Measurement Equipment development
Designing and implemented an algorithmic Project for a wafer measurement turn table
Implementing most of the code myself and re-using some existing modules
Architecture: MVC (Model View Control) with State-Machine at the Controller
C++ Windows 2000, including System Timers and a D/A A/D card
UML with Object Domain design Tool
Measurement algorithms

Sep 2001 - Feb 2002

6 months

Switzerland

Embedded Software Engineer

BridgeCo

Designing and coding Connection Management Protocol (CMP) Layer
IEEE1394 (QoS LAN) Networking & Streaming Standard
Integration of the rudimentary protocol stack on their SoC
Multi-threading
Embedded C code
ARM946 Processor
ThreadX RTOS

Nov 1999 - Mar 2001

1 year 5 months

Tel Aviv-Yafo, Israel

Senior Software Developer

Real-M Technologies

I designed and implemented a P2P distributed network of Multimedia Pulling and Streaming Servers, which allow many-to-many interaction over an ad-hoc/on-demand network
Partaking in Requirements-Analysis & Architecture
Windows-NT & Perl scripting (for the build system)
C++, COM/DCOM, DirectX, MFC, ATL
Multi-threading
VoIP: RTP, RTCP, NTP, Emulated Multicast (UDP/TCP)
Multimedia: MPEG, Vocoders, Image and Video processing
UML & SDL

May 1995 - Oct 1999

4 years 6 months

Tel Aviv-Yafo, Israel

Product & Technical Project Manager

IDF

Writing specifications and supervising their execution per Suppliers-Control of Embedded systems
Matrix management of developers, suppliers-control (HW&SW), integrators, maintainers & users
Requirements-Management, System-Engineering & Product-Management
Technical Personnel management: R&D & maintenance teams
Working with various suppliers and business partners
Navigation-Systems and Perimeter-Security (IoT)
Working on computerized systems in their various Life Cycle stages
MIL-STD 810 (Env. Eng.), MIL-STD 461 (EMC), MIL-STD 1472 (HMI)
Testing - Designing Test Plans and Conducted Tests, including ATE
V-Model (vs. Spiral project-management models)
SRS, SDD, RFP, SOW, WBS
Life-Cycle Cost, Quantity-pricing, Milestones for delivery
Partaking in System-Requirements, ConOps and Architectures
Project and Program planning (Gantt, PERT) and execution (following-up)
Partaking in System-Test management, ATP, ATL i.e. Acceptance Test Procedures and Lists, Test planning, Test Reviews, Laboratory tests, field tests
MIL-STD-810 (Environmental Conditions)
Functional Safety Engineering and system-certification, FMEA
IoT – perimeter defense, alarm systems, motion-detection, VMD: Video Motion Detection
Cameras, Image grabber (sampling) and processing (feature detection)
Navigation Algorithms: Inertial, Acceleration, GPS, Kalman-Filter, Matlab
C Embedded threshold-detection Algorithm: Motorola 68HC11, RS-485

Skills

Development Processes: V-modell (E.g. Automotive Spice), Cdr, Pdr, Lcc
Requirements: Mrd, Rfp, Rfi, Ibm-doors, Polarion, Ptc-integrity, Mks, Jira, Confluence
Architecture: Uml, Sysml, Design-patterns, Flow-diagrams (Enterprise Architect, Visio)
Safety Analysis: Fusi, Hara, Iso 26262, Fta, Fmea, Iec 61508, Iec 62752, Iec 62304, Asil B-d
Adas: Radar Warning, Video (Vms), Autonomous Driving
Algorithms: Matlab, Simulink, Stateflow, Signal, Image And Measurements, Navigation
Databases: Sql, Mysql, Olap (Non-sql)
Web: Python, Javascript, Json, Rest, Lua, Css, Xml, Html, Java, Tomcat/struts, Jquery
Cloud / Distributed: P2p, Micro-services, Apache, Aws, Docker, Kubernetes
Object-oriented: C++17, Visual Studio, Boost, Stl, Atl, Qt, C#
Linux: Embedded, Sockets, Api, Drivers, Yocto, Docker, Security
Embedded Rtos: C, Threadx, Nucleus, Ose, Posix, Freertos, Ota, Diagnostics
Windows: Win32, Sockets, Hmi, Visual Studio, Atl, .Net, C#
Multi-threading / Tasking / Processing
Source Control: Clearcase, Svn, Git, Bitbake, Perforce
Security / Cryptography: Aes, Rsa, Pki, Sha256, Srp, Prng, Tls/ssl, Ids, Ips, X.509, Mfa, Oauth 2.0, Acl, Firewall, Nat, Ipsec
Identity, Access & Key Management: Idm/iam, Identification, Authentication, Hsm, Sim Cards, Sim Servers, Cellular Mobility
Secure Boot, Secure File-system, Ota
Secure Linux: Cgroups, Namespaces, Mac, User/group-id, Containers, Qemu
Tara: Iso 21434, R155, R156
Networks: Tcp/ip (Incl. Ipv6, Xtcp, Grpc), Ethernet (Incl. Avb/tsn), Can Bus (E.g. J1939), Firewire
Cellular: 3gpp/umts, Gsm, Nas, Mobility Management
Voip: Rtp, Rtcp, Rtsp, Sctp, Ntp, Sip, Mpeg, H.324m
Iot / Sensorik: Rs-485, Mqtt, Zeromq, I2c, Spi, Wifi, Bluetooth, Dect, Dtmf, Gps
Mcus: Arm (946, Cortex, M4, Stm32), Ti-430, 68hc11, Microchip, Xmos, Iar
Other Hardware: Oscilloscope, Spectrum Analyzer, Logic Analyzer, Function Generator, Hil, Ecg