Fabian Guse

Fabian Guse

Head of Product, co-founder @ DFRNT

About

👋 Hi there! I'm Fabian, co-founder of DFRNT. I’m a problem solver with a broad technical and analytical background, passionate about building solutions that bridge science, engineering, and business innovation. With master’s degrees in Space Science & Technology and a background in Physics, I’ve led and contributed to multiple scientific and startup projects across Europe, ranging from designing underwater habitats for space research to co-founding DFRNT, a fintech company transforming how businesses exchange and verify financial information. I thrive in fast-paced, multidisciplinary environments where I can turn complex challenges into structured, scalable solutions that drive real-world impact. I was born and raised in Germany but have been and working all over Europe for most of my career. For the past years, I have lived, studied, and worked in Kiruna (Sweden), Toulouse (France) – the two hotspots of European spaceflight, as well as Lisbon (Portugal) and Copenhagen (Denmark). Alongside my studies, I remained deeply involved in passion-driven research and engineering projects. In 2023, I led the design, manufacturing, and testing of Denmark’s first underwater habitat, built as a test bed for future lunar habitats. In 2024, I shifted focus back toward astrophysics, working with James Webb Space Telescope data to investigate early star-formation processes in galaxies similar to the Milky Way. Using advanced stellar population synthesis tools, I analysed high-redshift spectra with a focus on nebular continuum emission to uncover new insights into the earliest phases of galaxy evolution. After completing this chapter, I made an unexpected yet natural transition to apply my thinking to a completely different challenge here on Earth. Coming from industries with zero-mistake tolerance, I was struck by how unreliable and fragmented financial information exchange still is. Knowing it could be done better, I co-founded DFRNT together with an outstanding team. Our mission is simple but ambitious: bring aerospace-grade quality controls, traceability, and precision into business reporting. Committed to sustainability and the betterment of our world, both on and off Earth, I'm driven to applying technology to foster positive change. If our interests align, feel free to connect! I’m always open to collaboration or just having a chat and a coffee. ☕

Country

Denmark

City

Copenhagen

Industry

Defense & Space

Skill

Requirements Management, English, Aerospace Engineering, Microsoft Excel, MATLAB, C++, Leadership, Java, C (Programming Language), Python (Programming Language), Writing, Oral Communication, Machining, Communication, Conceptual Design, Budget Management, Testing for Verification & Validation, Computer Simulations, 3D Printing, Metalworking

Experience

DFRNT

Head of Product, co-founder

DFRNT

LinkedIn
2026-2 - Present · 8 mos

Copenhagen

Driving our product from early prototype to scalable platform by juggling project management, prototyping, strategic decisons, and ongoing fundraising activities.

DFRNT

Co-founder

DFRNT

LinkedIn
2024-10 - 2026-3 · 1 yr 6 mos

Copenhagen

Taking our startup from idea to proof of concept by prototyping, raising funds, project management, process optimization, strategy work, and CRM ops.

Faculdade de Ciências da Universidade de Lisboa

Researcher at the Institute of Astrophysics and Space Sciences - Lisbon University

Faculdade de Ciências da Universidade de Lisboa

LinkedIn
2024-2 - 2024-7 · 6 mos

Lisbon, Portugal

As part of this master thesis project, I aim to determine the physical characteristics of ionized gas in a group of distant galaxies as observed by the James Webb Space Telescope (JWST), and to understand how these characteristics are related to the galaxies' star formation activities. I will focus on measuring the gas's density, temperature, and the intensity of the radiation field, which indicates the gas's ionization level. By examining the emission lines from Ultraviolet and Optical spectroscopy, made possible by the NIRSPEC instrument on the JWST, these properties can be inferred. What sets my approach apart from previous studies is my use of a technique that simultaneously fits the stellar and gas components, and also estimates the continuum emitted by the ionized gas.

ALMA on BEXUS 33

Project Manager & Systems Engineer

ALMA on BEXUS 33

LinkedIn
2023-2 - 2023-12 · 11 mos

Kiruna, Norrbotten, Sweden

I was project manager and scientist for project ALMA (Atmospheric Laser Measurements of Aerosols), a highly ambitious experiment launched on a stratospheric balloon as part of the REXUS/BEXUS campaign initiated by the German Aerospace Center (DLR) and the Swedish National Space Agency (SNSA). The primary objective of ALMA was to measure the vertical abundance of volcanic aerosols found in the polar atmosphere, as well as their effect on atmospheric ozone levels. This was accomplished through the use of a self-designed open-source particle counter that employs laser scattering technology for particle detection.

ALMA on BEXUS 33

Senior Project Scientist

ALMA on BEXUS 33

LinkedIn
2022-9 - 2023-2 · 6 mos

Kiruna, Norrbotten County, Sweden

SAGA Space Architects

Engineer for space/underwater habitat design and construction

SAGA Space Architects

LinkedIn
2023-6 - 2023-9 · 4 mos

Copenhagen, Capital Region, Denmark

As a space science and technology expert at SAGA Space Architects, my job was to design, build, and test an underwater habitat.  The main purpose of this small habitat was to get familiar with working underwater and to function as a pilot project for upcoming large-scale projects, which could then be used to simulate highly realistic space missions while simultaneously providing a platform for ocean exploration and marine research! Due to the numerous shared characteristics and challenges between the underwater and space environments, those underwater habitats are also considered an essential stepping stone towards future lunar habitats.

European Space Agency - ESA

Student Research Project Founder and Project Leader

European Space Agency - ESA

LinkedIn
2020-12 - 2023-1 · 2 yrs 2 mos

Magdeburg, Saxony-Anhalt, Germany

As part of the 'Drop Your Thesis! Program' 2021 by the European Space Agency, I lead a team of students as part of the research project SmartDust. Together, we aimed to gain further insight into the nonlinear dynamical behavior of granular matter under microgravity conditions, by introducing an alternative intrinsic tracking method for large ensembles of particles. Our experiment was self-designed and built, then tested in a drop tower.

Education

ISAE-SUPAERO

ISAE-SUPAERO

LinkedIn

Astrophysics, Space Science and Planetology

2023-9 - 2024-11 · 1 yr 3 mos
Luleå University of Technology

Luleå University of Technology

LinkedIn

Space Science and Technology

2022-9 - 2023-9 · 1 yr 1 mo
Otto-von-Guericke University Magdeburg

Otto-von-Guericke University Magdeburg

LinkedIn

Physics

2018-10 - 2022-7 · 3 yrs 10 mos

Fabian Guse's Contact Information

Email

******@***.com

Phone

(**) *** ****

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