Viraj is usually tinkering with hardware and software. Always looking towards working at the intersection of new, exciting and stressful.

His research focused on disaggregated database systems, tuning LSM-KVS, cutting edge hardware devices (SMR, ZNS), and integration of modern AI techniques in database systems.

Publications

ANCHOR: A Vision for Secure Persistent Key-Value Stores in Disaggregated Data Centers
Viraj Thakkar, Dongha Kim, Hokeun Kim, Zhichao Cao
ACM SeQureDB 2026   ·   To Appear
O^3-LSM: Maximizing Disaggregated LSM Write Performance via Three-Layer Offloading
Qi Lin, Gangqi Huang, Te Guo, Chang Guo, Viraj Thakkar, Zichen Zhu, Jianguo Wang, Zhichao Cao
ACM SIGMOD 2026   ·   To Appear
SHIELD: Encrypting Persistent Data of LSM-KVS from Monolithic to Disaggregated Storage
Viraj Thakkar, Dongha Kim, Yingchun Lai, Hokeun Kim, Zhichao Cao
ACM SIGMOD 2025   ·   17 Jun 2025   ·   https://dl.acm.org/doi/10.1145/3725354
Can Modern LLMs Tune and Configure LSM-based Key-Value Stores?
Viraj Thakkar, Madhumitha Sukumar, Jiaxin Dai, Kaushiki Singh, Zhichao Cao
ACM HotStorage 2024   ·   08 Jul 2024   ·   https://doi.org/10.1145/3655038.3665954
CaaS-LSM: Compaction-as-a-Service for LSM-based Key-Value Stores in Storage Disaggregated Infrastructure
Qiaolin Yu, Chang Guo, Jay Zhuang, Viraj Thakkar, Jianguo Wang, Zhichao Cao
ACM SIGMOD 2024   ·   29 May 2024   ·   https://doi.org/10.1145/3654927