• +33 (0)9 72 38 37 98

Our core business Embedded systems engineering

Since 2007, DUNASYS has been developing OEM automotive embedded software and providing fixed-price services and technical assistance to its customers.

Today, DUNASYS boasts a diversified customer portfolio, including the main French automakers and major European and global equipment manufacturers (Asia and USA), as well as car-sharing, ecomobility and IOT start-ups.

We work either on a fixed-price basis in our design office, based on specifications, or in Technical Assistance mode on the customer’s premises.

Fixed price project


Technical assistance


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Fixed price project Design office

DUNASYS has focused its strategy on expertise and complete mastery of embedded systems,from specification, design and development to diagnostics, analysis and maintenance. This all-encompassing approach is particularly necessary if we are to provide a global offering that perfectly meets our customers’ expectations. 

DUNASYS areas of expertise are as follows


Embedded Software & Networks

DUNASYS is a recognized expert in automotive and low-layer networks (CAN, CANFD, LIN, FLEXRAY, J1939, Ethernet, AUTOSAR…) as well as rail (CAN, Ethernet, Profibus, FIP, …) and aerospace (ARINC 429, 422…).

DUNASYS also provides support for companies marketing connected objects. (Connected clothing, solar panels…).

schema dunastack v2


The development of Communication Stacks and Bootloaders based on the Dunastack product is the cornerstone of Dunasys know-how in embedded systems.

Drawing on our expertise in CAN, LIN, J1939, MILCAN, CANFD, CANOpen and DoIP networks, our solution fully manages communications, messaging, degraded modes and life phases on embedded networks. It is compatible with all client hardware.

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Automatic tests

Validation, qualification, maintenance and acceptance benches.

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DUNASYS develops software and hardware tools for analysis, spying, diagnosis and validation of on-board networks (CAN/CAN FD/LIN/Ethernet). 

For several years now, we have been supporting OEM and TR1 research and development in the recording and capture of vehicle data, through on-road and on-track campaigns.

Since 2016, we have been offering our latest generation of communicating boxes (Bluetooth or 3G) on the after-market, to provide B2B customers with our offers and on-board telematics solutions, particularly for car-sharing applications.

For fixed-price studies, DUNASYS  has years of experience in the development and validation of complex systems

Real-time and multitasking software
RTRT Unit Tests
Integration testing
MISRA Analysis
MC/DC coverage analysis
Functional validation

Technical assistance & ADVICE

DUNASYS works with customers to help them develop new projects that call on our skills.  Our experts and engineers offer high quality, highly technical services thanks to a rigorous selection process, ongoing monitoring and an appropriate training program.

Our expertise and know-how enable us to fully understand our customers’ business and expectations.

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Technical assistance :
Our engineers to meet your needs!

Our engineers and technicians are available for long or short-term assignments. They come from renowned schools (Ensea, Epitech, Esme, Esiee etc.) and have significant experience (between 3 and 10 years) in their chosen fields!

Our teams have skills in the following areas :

Embedded software

  • Embedded software development
  • C language development on microcontroller (STM, NRF….)
  • C++ development on embedded Linux Os
  • Legato firmware development
  • Software development on PC / servers
  • C++ QT development for PC software
  • Test and Validation (ISTQB certified)
  • Test automation (Python, C++)


  • Schematic, Architecture and Design
  • PCB design
  • Routing
  • Assembly/Wiring

Web Development

  • Front End (Javascript, HTML, CSS)
  • Back End (PHP, Java, Python)
  • IHM development (C#, C++)

Mobile development

  • IOS and Android mobile application development (Kotlin, Java, Flutter, Swift)

Data Science

  • Data processing
  • Algorithms
  • Machine Learning/Deep Learning


The DUNASYS teams work on a daily basis on assignments of varying scope and in a variety of business sectors in our Technical Office or at our customers’ sites.

They are therefore capable of adapting very quickly to new technical and organisational environments, in order to respond as quickly as possible to the problems you entrust to them!

Many sectors of activity have already entrusted us with their projects (Defence, Industry, Automotive, Energy, etc.).
Please contact us to discuss your requirements !

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Human qualities

Engineers at DUNASYS are called upon to work on assignments of varying scope and in a variety of sectors.
As a result, they have to adapt very quickly to a new technical context, in a new organizational environment, in order to respond as quickly as possible to the problems assigned to them.

DUNASYS consultants therefore possess the human and organizational qualities essential to meeting these requirements.

These qualities include

  • Autonomy and motivation,
  • Good interpersonal skills,
  • High level of responsiveness and involvement,
  • Thoroughness and ability to synthesize
  • Head Office:
    10 rue de Penthièvre 75008 PARIS
  • Technical office:
    18 Villa Blanche 92000 NANTERRE.
  • +33 (0)9 72 38 37 98