Jiri Ohnheiser

When you take a look back at the one year old self and fail to see improvements, something is not right.

Product can be only as good as people in the team are. My job is to make sure that those great people can focus on what they do best.

Skills & Expertise

• Soft skills: Technical leadership, Product Management, Prioritization, Planning, Effective communication
• Hard skills: Software Architecture, C++(20), Linux, Networking, CI/CT/CD, Git, Python, Bash, Embedded systems, React.js, Product security
• Notable mentions: CMake, Makefiles, Regular expressions, GLSL, ESP32, Atmel AVR, Smart home, HTML, JavaScript ES6+, CSS, SQL, UX
• Languages: Czech, fluent English, a little bit of passive German

Experience

Freelancing

• Time frame: Oct 2021 - present
• Position: Product owner & Technical Lead & Software engineer

Siemens Mobility, s.r.o. / Yunex Traffic s.r.o., Czech Republic, Brno

• Time frame: Oct 2018 - Sep 2021 (3 years)
• Position: Product Owner & Technical Lead
• Main projects:
  • Responsible for the complete Road Side Unit product and coordination with other teams and customers around the globe
  • Vehicle2X systems, SW Architecture, DevOps, CI/CD, C++, Linux, Yocto, React.js, Python, Networking, Product security
  • Transformation of the CI/CD pipeline => releasing on demand
  • Responsible for leading software development for new HW platform (HW bringup, factory processes, software itself)
  • Product PKI design and implementation
  • New web user interface (UX study, REST API, react.js, scss)
  • Communication with sales, customers
  • Focus on maintainability

Siemens, s.r.o., Czech Republic, Brno

• Time frame: Jan 2018 - Sep 2018 (9 months)
• Position: Senior Software engineer
• Main projects:
  • Road Side Units - Car2X system, Architecture, C++, Java, Yocto Linux, FitNesse testing framework, Networking
  • Internal tools / Infrastructure setup - Python, C++, Java, Linux, Scripting, CMake, Git, Perforce

Siemens Industry, Inc., USA, Austin, Texas

• Time frame: Jan 2017 - Dec 2017 (1 year)
• Position: Senior Software engineer
• Main projects:
  • Road Side Units - Car2X system, C++, Java, Yocto Linux, FitNesse testing framework, Networking
  • Internal tools / Infrastructure setup - Python, C++, Java, Linux, Scripting, CMake, Git, Perforce

Siemens, s.r.o., Czech Republic, Brno

• Time frame: 2011 - 2017 (5+ years)
• Position: Software engineer
• Main projects:
  • Road Side Units - Car2X system, C++, Java, Yocto Linux, FitNesse testing framework, Networking
  • Traffic controllers - C++, C, Linux, Realtime, Complex system, Safety, Network connected, Java, Webgui
  • Parking Display Machines - Embedded C, Close to metal, Network connected, GPRS/3G, C166 compiler
  • Drawer projects - Various android applications including backends, gui applications (Java, C++, Python, Gtk+, Rest API, Design, UX)
  • Internal tools / Infrastructure setup - Python, C++, Java, Linux, Scripting, CMake, Git, Mercurial

Education

Masaryk University Brno - Faculty of Informatics

Title: Master of Applied Informatics
Field of study: Applied Informatics

Secondary School of Electrical Engineering Frenstat pod Radhostem

Field of study: Programing