Education

• Ph.D in Computer Science, Arizona State University, 2015-2022
  • Advisor: Prof. Mohamed Sarwat
  • Dissertation Title: Human-in-the-Loop Machine Learning Systems for Data Integration and Predictive Analytics
  • I joined the Data Systems Lab in Fall 2017 and completed my Ph.D in Summer 2022.
• M.S. in Computer Science, National University of Singapore, 2008-2010 (graduation ceremony: 2011)
  • Advisor: Prof. Kian-Lee Tan
  • Thesis Title: Exhaustive Reuse of Subquery Plans to stretch Iterative Dynamic Programming for Complex Query Optimization
• B.Tech. in Computer Science, Vellore Institute of Technology, India, 2003-2007
  • Advisor: Prof. Ranichandra Dharmaraj
  • Undergrad Project Title: Query Optimization in Multidatabase Systems
  • Merit Scholarship Holder for Best Academic Performance

Work Experience

• Summer 2021: Research Intern, Database Group, IBM Almaden Research Center, San Jose, California
  • Worked on active learning for ontology mapping from May 24 to August 13, 2021
  • Mentors: Abdul Quamar, Chuan Lei, Xiao Qin
  • Manager: Berthold Reinwald
• Summer 2020: Research Intern, Database Group, IBM Almaden Research Center, San Jose, California
  • Worked on BI query recommendation from June 14 to September 11, 2020
  • Mentors: Abdul Quamar, Chuan Lei, Vasilis Efthymiou
  • Manager: Fatma Özcan
• Fall 2017 to Summer 2019: Research Assistant, CASCADE @ ASU and Salt River Project (SRP), Tempe, USA
  • Data Integration of Diverse Electric System Schemata
  • Supervisors: Stewart Nunn, Prof. Dragan Boscovic, Prof. Mohamed Sarwat
• Summer 2017 & 2018: Research Intern, Scalable NLP Group, IBM Almaden Research Center, San Jose, California
  • Design and Development of a Unified Active Learning Framework for Entity Matching
  • Mentors: Prithviraj Sen, Lucian Popa
  • Manager: Yunyao Li
  • I continued the collaboration post-internship under the joint supervision of Prof. Mohamed Sarwat towards a SIGMOD 2020 research paper
• 2013-14: Member of the Research Group, SRM Research Institute, Bangalore, India
  • Design and Development of an E-learning portal named Atiha
  • Energy management in a smart grid using predictive analysis
  • Supervisor: V. Sridhar
• 2010-11: Research Assistant, National University of Singapore, Singapore
  • Design and Development of Database Query Processing Algorithms for Phase Change Memory
  • Supervisor: Prof. Kian-Lee Tan
• 2007: Associate Applications Engineer, Oracle India Private Limited, Bangalore, India
  • Development of Web Applications for Oracle 10g
  • Supervisor: Kiran Basavaraju

Mentoring

• Co-mentored the following IBM corporate students (summer undergrad interns) from DHBW Stuttgart, Germany:
  • Bastian Lipka (2025)
    • Topic: Augmenting Hybrid Search with Schema Graph Traversal on Vector Databases
  • David Kreismann (2024)
    • Topic: Query Processing and Optimization for Lakehouse Systems
  • Luca Ilchen (2023)
    • Topic: Presto-Vector Database Connector: Bringing An External Vector Index to Presto
  • Leon Amtmann (2022)
    • Topic: Creation of a Semantic Layer for the Dremio Lakehouse

Teaching

• Instructor (Arizona State University, Computer Science)
  • CSE 511 Data Processing at Scale (Graduate Course, Spring - 2021)
• Teaching Assistant (Arizona State University, Computer Science)
  • CSE 412 Database Management Systems (Undergraduate Course, Spring - 2017, 2020)
  • CSE 310 Data Structures and Algorithms (Undergraduate Course, Fall - 2019)
  • CSE 494/598 Information Retrieval, Mining and Integration on the Internet (Graduate Course, Spring - 2015, 2016)
  • CSE 110 Principles of Programming in Java (Undergraduate Course, Fall - 2015)