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Julian WeberJW

Julian Weber

Photovoltaics Expert | Physicist | Dr.-Ing.

€770/day
Freiburg im Breisgau, DE
8-15 years
Photovoltaics Expertise
Research & Development (R&D)
Data Analysis & Simulation
Product Development & Characterization
Technical Consulting & Project Management

Average response time: 1 hour

About Julian

Thanks to my academic background and my many years of experience at Fraunhofer ISE, I have extensive expertise in the field of solar cells and solar modules. I am highly familiar with the manufacturing process of silicon-based solar modules, starting from the wafer. In addition, I have experience with III-V as well as perovskite tandem solar cells.

  • Dr.-Ing. (Sustainable Systems Engineering, University of Freiburg)
  • M.Sc. (Physics, University of Konstanz)
  • 10 years at Fraunhofer ISE, Europe's largest solar research institute
  • Published more than 30 scientific articles
  • "PV Freelancer" since 2025
Semiconductor and Hardware
Environmental and Sustainable Development
Electrical industry
Education Systems, Research, and Universities
Consulting and Audits

  • German

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • PV Freelancer
    Freelance Photovoltaics Expert
    July 2025 - Today (11 months)
    My portfolio is of a scientific and technical nature and is aimed at companies and research institutions active in PV that seek temporary support from an expert. I am flexible in various areas—whether in research, project management, or customer engagement.

    • Product development, consulting, research, analysis, training
    • Planning, coordination, and evaluation of projects or experiments
    • Development of tools for data processing and simulation (with/without user interface)
    • Creation of scientific reports, articles, presentation

    For more information, visit www.pv-freelancer.de
  • Fraunhofer Institute for Solar Energy Systems ISE
    Researcher
    RESEARCH
    May 2014 - May 2024 (10 years)
    2021–2024: Researcher (PV modules)

    2016–2021: PhD student (laser processing of silicon solar cells)

    2015–2016: Reasercher (III-V solar cells)

    2014–2015: Master student (laser processing of III-V solar cells)

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Education

  • Doctorate in Engineering (Dr.-Ing.), Sustainable Systems Engineering
    The University of Freiburg
    2021
    PhD thesis at Fraunhofer ISE on laser-doped selective emitters for silicon solar cells (Link: freidok.uni-freiburg.de/pers/283646)
  • Master of Science (M.Sc.), Physics
    University of Konstanz
    2015
    Master thesis at Fraunhofer ISE on laser separation of III-V solar cells

Skill set

Python
LTspice
VBA
LaTeX
Inkscape

Categories