Luca Sven Rolshoven

Profile

Luca Sven Rolshoven Doktorand

  • Address Berner Fachhochschule
    Business School
    Institut Public Sector Transformation
    Brückenstrasse 73
    3005 Bern

Activities

  • Research in Natural Language Processing (NLP) and it's application to Public Procurement and Law

  • Empowering the public sector with generative AI expertise

  • Benchmarking of NLP systems

  • SNSF Sinergia Project: Measuring Sustainability in Public Procurement Using NLP

  • Speaker at conferences and practitioner events on AI and sustainable public procurement

  • Hands-on workshops on large language models and AI agents (Open Source AI Workshops, CH Open)

Research

  • Natural language processing and large language models

  • Information retrieval, retrieval-augmented generation and (re)ranking with bi- and cross-encoders

  • Evaluation methodology and benchmark construction for multilingual NLP

  • Distributed black-box optimization and evolutionary computation

  • AI for sustainable public procurement: measuring sustainability criteria in Swiss tender documents with large language models (SNSF Sinergia project)

  • Multilingual datasets and benchmarks

  • Scalable black-box optimization for high-dimensional and mixed-parameter search spaces

CV

  • Third-year PhD student in Computer Science at the University of Bern and doctoral researcher at the Institute Public Sector Transformation of BFH. His research covers large language models, retrieval, evaluation methodology for multilingual NLP, and distributed black-box optimization, with first-author publications at EMNLP and GECCO. Before the PhD, he worked as a Machine Learning Engineer at BSI Business Systems Integration.
  • 04/2024 – present PhD Student, Institute Public Sector Transformation Bern University of Applied Sciences
  • 11/2021 – 04/2024 Machine Learning Engineer BSI Business Systems Integration, Bern
  • 09/2018 – 06/2021 Teaching Assistant, Application Software for Scientists University of Bern
  • 04/2024 – present PhD in Computer Science (Natural Language Processing) Bern University of Applied Sciences and University of Bern
  • 03/2020 – 09/2021 MSc in Computer Science (insigni cum laude) Universities of Bern, Neuchâtel and Fribourg
  • 09/2016 – 03/2020 BSc in Computer Science (minors: Mathematics, Physics, Psychology) University of Bern
  • Open-source contributions: pycma (fix of a hashing bottleneck, 3–10x speedup), core contributor to DiBB and MixDiBB, contributions to lighteval and Haystack
  • Completed the Innosuisse entrepreneurship module on translating academic innovation into industry applications

Projects

  • DiBB and MixDiBB: open-source frameworks for distributed black-box optimization

  • SLDS: multilingual dataset and benchmark for judicial summarization of Swiss Federal Supreme Court decisions

Publications

Language skills and intercultural knowledge

  • German - Native or bilingual proficiency
  • English - Full professional proficiency
  • Spanish - Full professional proficiency
  • French - Limited working proficiency