Meet the talented engineers and students from ETHZ and EPFL building Apertus, along with researchers from several labs at EPFL and ETHZ. We're creating impactful models that embody Swiss values of transparency and collaboration, serving both our research community and society at large.

Allen Huang

Allen Huang

Research Engineer

Pretraining

Hanna Yukhymenko

Hanna Yukhymenko

Research Engineer

Post-training

Robert Smith

Robert Smith

Research Engineer

Applications

Eduard Ďurech

Eduard Ďurech

Research Engineer

RL with verifiable Rewards

Dr. Sven Najem-Meyer

Dr. Sven Najem-Meyer

Research Engineer

Data Lead

Yixuan Xu

Yixuan Xu

Research Engineer

Multimodality

Oleg Lavrovsky

Oleg Lavrovsky

Research Engineer

Community and Outreach

Valentina Pyatkin

Valentina Pyatkin

Research Engineer

Post-training

Current Student Researchers

Mukhammadali SayfiddinovStudent ResearcherReinforcement Learning
Tommy ChuStudent ResearcherMultimodality - Health
Ahmed Rockey SaikiaStudent ResearcherAudio
Ahmad FrajiStudent ResearcherApplications
Yuhei FukuharaStudent ResearcherInference and Multimodal Evaluations
Alex PadulaStudent ResearcherCoding Environments
Alessandro TazzaStudent ResearcherRL with verifiable Rewards
Khanh NguyenStudent ResearcherCoding Environments
Aryan AhadiniaStudent ResearcherInference Optimisation
Anunay YadavStudent ResearcherMultimodal Evals
Bich (Rubi) Ngoc DoanStudent ResearcherMulticultural Evals
Raphael KreftThesisMultimodality
Juan Garcia GiraldoThesisSteering and Interpretability
Wanja PletscherThesisLLM Interpretability
Matteo SantelmoThesisRLVR
Nicola Dall'AcquaThesisSynthetic Data Generation

In addition, a larger list of MSc students, PhD students, and Postdocs contribute and lead parts of the Apertus development as part of their education and research.

Collaborations

Beyond our team, we collaborate with 30+ MSc students, PhD students, and Postdocs from various academic labs, such as the ones listed below.

Alumni

Former team members who have moved on to new opportunities:

Antoni SolergibertResearch EngineerPretraining (joined Nvidia)
Nicola IrmigerStudent ResearcherMultimodality
Dr. Kyle MatobaResearch EngineerPretraining
Vanya PavlovStudent ResearcherAlignment
Marco ScialangaStudent ResearcherAlignment
Ilia BadaninStudent ResearcherServing & Post-training
Mathieu SauserStudent ResearcherData Processing
Dhia GarbayaStudent ResearcherEfficiency
Camille ChallierStudent ResearcherRL with verifiable Rewards
Juan Garcia GiraldoStudent ResearcherAlignment
Luca MouchelStudent ResearcherDistributed RL Training
Nathan RanchinStudent ResearcherRL with verifiable Rewards
Jakhongir SaydalievStudent ResearcherRL with verifiable Rewards
Jiaming JiangStudent ResearcherRL with verifiable Rewards
Clément CharmillotStudent ResearcherRL with verifiable Rewards
Rongxiao QuStudent ResearcherMultimodality