About Us

The Nebula group focuses on creating high-performance computer systems for the modern cloud era.

Our research includes:

  • providing lightning-fast virtualization and scheduling
  • building large-scale machine learning applications
  • using cutting-edge machine learning techniques to augment existing systems
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Latest News

Sep 25, 2024 Rethinking the Networking Stack for Serverless Environments: A Sidecar Approach has been accepted to SoCC’24!
Sep 01, 2024 Giorgos and Nikos have joined the group for their PhD!
Sep 01, 2023 Vahab has joined the group for his PhD!

Our Team

Photo of Kostis Kaffes

Kostis Kaffes

Assistant Professor


Cloud Systems


Photo of Vahab Jabrayilov

Vahab Jabrayilov

PhD Student


Computer Systems, Cloud Computing


Photo of Georgios Liargkovas

Georgios Liargkovas

PhD Student


OS Scheduling, Cloud Computing, ML for Systems


Photo of Nikos Pagonas

Nikos Pagonas

PhD Student


Systems for ML, Cloud Computing


Photo of Meghna Pancholi

Meghna Pancholi

PhD Student


Microservices, Cloud Computing, Computer Architecture


  1. SoCC’24
    Rethinking the Networking Stack for Serverless Environments: A Sidecar Approach
    Vishwanath Seshagiri, Abhinav Gupta, Vahab Jabrayilov, Avani Wildani, and Kostis Kaffes
    In Proceedings of the 2024 ACM Symposium on Cloud Computing, Redmond, WA, USA, 2024