Open Source PLC for Industrial Automation

Nexedi is looking for an engineer and developer whose task is to rebuild an open source/open hardware POC into an actual product
  • Last Update:2020-10-02
  • Version:001
  • Language:en


  • Task:Open Source PLC for Industrial Automation
  • Preferred location:Plovdiv (Bulgaria)
  • Other locations:Lille (France)
  • Type:Internship
  • Function:Developer
  • Duration:3-6 Months/Permanent
  • Reference:Offer-2020-AOI-Hardware


Nexedi is looking for an engineer and developer trainee to work on our OSIE project and whose task is to rebuild our POC open source PLC with Modbus interface and services running it. All items should be assembled from Olimex open source hardware or 3D printed parts. All software will be FLOSS software such as ProviewR.

We have hacked together an working solution (see photos) which now needs to be made into a robust, stable and tested generic product.



  • Master ProviewR
  • Master open source industrial automation and robotics
  • Master Edge Computing based on SlapOS
  • Master Olimex open source hardware
  • Master Edge-core open networking switches


  • Contribute to a trusted open source industrial automation and robotics based on standards
  • Contribute to Edge Computing projects for industry-leading clients
  • Contribute to open source projects such as ProviewR, SlapOS, KiCAD, FreeCAD
  • Contribute to open source hardware, including open source robots and couplers
  • Contribute to research projects to build the future of our open source stack


  • Passionate, self-driven.
  • Willingness to contribute to an open source ecosystem and the Free Software community.
  • Good skills in GNU/Linux operating system.
  • Good programming skills in python and C
  • Basic engineering skills in electronics and 3D printing
  • Good software development skills (version control, testing, debugging).
  • Good command of English.


About Nexedi

Nexedi has been developing free software since launching in 2001. We are maintaining software solutions (see our full stack) with over 10 million lines of code including:

  • ERP5 - ERP/CRM/DMS/e-business
  • Slapos - Cloud Orchestration and deployment
  • Wendelin - Big Data/Machine Learning
  • Neo - Distributed Storage
  • Resist - Resilient Mesh Network
  • Renderjs - Promise based component framework
  • jIO - Virtual File System and storage connector
  • NayuOS - Private OS
  • OfficeJs - Private, offline capable productivity AppStore

Besides participating in various research initiatives, Nexedi provides customisation services for solutions with implementations being used by corporations such as Airbus, Sanef, Mitsubishi all around the world. We follow the principles of reflexive programming, enforce strict unit testing and emphasise using the latest web technologies.

Our economic model requires each developer to fulfill R&D objectives aiming at delivering short to medium sized solutions to customer requirements and progressing the evolution of our software stack. This way we try to be innovative and fund long term free software without the need for venture capital.


We would be happy to hear from you, so drop us a line (along with your CV) at jobs(at) and we will get in touch with you.

Nexedi SA
147 Rue de Ballon
59110 La Madeleine

Phone+33 629 02 44 25