CV

Academics

• Postdoctoral Researcher, Emory University, Atlanta, GA, USA [August 2019 – Present].
  • Researching a wide area network framework to efficiently transfer and execute healthcare network flows, such as image streams of teleradiology and remote workstations, for telehealth in healthcare deserts.
• Erasmus Mundus Joint Doctorate in Distributed Computing (EMJD-DC), Ph.D. [Sep 2014 – August 2019].
  • INESC-ID Lisboa / Instituto Superior Técnico (IST) – Universidade de Lisboa (ULisboa), Portugal and Université catholique de Louvain (UCLouvain), Belgium. Degree Average: 18/20.
  • Thesis: Software-Defined Systems for Network-Aware Service Composition and Workflow Placement. Classification: Pass with Distinction. Advisors: Prof. Luís Veiga, IST and Prof. Peter Van Roy, UCLouvain.
• Erasmus Mundus European Master in Distributed Computing (EMDC), MSc. [Sep 2012 – Sep 2014].
  • KTH Royal Institute of Technology, Sweden and IST – ULisboa, Portugal. Degree average: 17/20.
  • Master thesis at INESC-ID – An Elastic Middleware Platform for Concurrent and Distributed Cloud and MapReduce Simulations. Using in-memory data grids. Advisor: Prof. Luís Veiga.
• Honours Degree of Bachelor of the Science of Engineering, BSc (Eng). [July 2006 – Sep 2010].
  • Computer Science & Engineering. University of Moratuwa, Sri Lanka.
  • First Class (8th in rank, among 100 in the batch), with a cumulative GPA: 3.80/4.20.

Professional experience

• Senior Systems Software Engineer, Emory University, Atlanta, GA, USA [June 2018 – Present].
  • Researched and developed Niffler, a radiology big data integration framework to query, retrieve, and process DICOM images and clinical data at scale from PACS and RIS systems in real-time or retrospectively.
  • Researched and developed CONTROL-CORE, a distributed execution framework for design and simulation of neuromodulation control systems with a lightweight visual editor to compose studies as workflows.
• Biomedical Informatics Software Engineer, Emory University, Atlanta, GA, USA [March – Oct 2016].
  • Developed and deployed Bindaas data access federation middleware to provide REST APIs for the Cancer Imaging Archive (TCIA) with API key based authentication measures with Kong API Gateway.
• Software Engineer (Part-Time), UniPlaces, Portugal [Jan – Feb 2014].
  • Developed Robin, an open source proxy for A/B testing, using NodeJs.
• Software Engineer, WSO2, Sri Lanka, the Open Source Middleware Company [Sep 2010 – July 2012].
  • Developed Stratos Cloud Platform and WSO2 Load Balancer for load balancing and auto-scaling of Stratos.
• Intern Software Engineer, WSO2. Developed an event monitoring web application [Oct 2008 – May 2009].

Research Projects

• Georgia CTSA Informatics Grant, 2020. $15,150. PI: Prof. Judy Gichoya, Emory Radiology [July 2020 – June 2021].
  • Real Time Inference Pipeline (RTIP) for Artificial Intelligence (AI) clinical validation. [Role: Co-PI].

Research Visits

• King Abdullah University of Science and Technology (KAUST), Saudi Arabia [Oct – Dec 2017].
  • Researched and developed a cloud-assisted overlay for a decentralized virtual Network-as-a-Service.
  • Advisor: Prof. Marco Canini. Funded by: ENDEAVOUR H2020 Project.
• SEIPLab, Faculty of Engineering, University of Rijeka, Croatia. [July 2015].
  • Researched and developed a reliable QoS-aware service composition framework for Internet of Services.
  • Advisor: Prof. Tihana Galinac Grbac. Funded by: ACROSS / COST Action IC1304.

Projects

• Project Technical Leader (PTL) and Committer, Messaging4Transport OpenDaylight Project [Aug 2015 – Aug 2018].
  • Project management and community engagement initiatives.
    • Led Messaging4Transport in the OpenDaylight Beryllium release [2015 – 2016].
    • Creator and Coordinator of OpenDaylight Lisboa Meetup Group [Feb 2015 – Jun 2018].
  • OpenDaylight Summer Internship, 2015 – Developed AMQP (Advanced Message Queue Protocol) bindings for the Model-Driven Service Abstraction Layer (MD-SAL) of OpenDaylight.
• Google Summer of Code (GSoC) – Contributor, 4 years.
  • Department of Biomedical Informatics, Emory University School of Medicine (Emory BMI) [2015 and 2014].
    • [2015] Developed Data Café, a data integration framework for heterogeneous biomedical research data.
    • [2014] Developed MEDIator, a data federation and sharing platform for medical image archives.
  • OMII-UK [2010] – Developed alternative presentation layers for OGSA-DAI Open Grid Services Architecture - Data Access and Integration, using Apache CXF.
  • AbiWord [2009] – Ported AbiWord Windows API (C++) to Unicode.

Selected Publications

The Telehealth Dilemma - Healthcare Deserts Meet Internet's Remote Regions

Kathiravelu, P., Fonović, D., Grbac, T. G., Zaiman, Z., Veiga, L., Gichoya, J., Purkayastha, S., and Mahmoudi. B. The Telehealth Dilemma – Healthcare Deserts Meet Internet's Remote Regions. In IEEE Computer. March 2023. Accepted.

Visualizing Scanner Utilization from MRI Metadata and Clinical Data

Kathiravelu, P., Li, N., Singi, N., Bhimireddy, A., Birmingham, R., Gichoya, J., Trivedi, H., Safdar, N., Sharma, A., and Sharma, P. Visualizing Scanner Utilization from MRI Metadata and Clinical Data. In IEEE Computer. December 2022. Accepted.

CONTROL-CORE: A Framework for Simulation and Design of Closed-Loop Peripheral Neuromodulation Control Systems

Kathiravelu, P., Arnold, M., Fleischer, J., Yao, Y., Awasthi, S., Goel, A. K., Branen, A., Sarikhani, P., Kumar, G., Kothare, M. V., and Mahmoudi, B. CONTROL-CORE: A Framework for Simulation and Design of Closed-Loop Peripheral Neuromodulation Control Systems. In IEEE Access. 10, 36268-36285. March 2022.

Towards an Internet-Scale Overlay Network for Latency-Aware Decentralized Workflows at the Edge

Kathiravelu, P., Zaiman, Z., Gichoya, J., Veiga, L., and Banerjee, I. Towards an Internet-Scale Overlay Network for Latency-Aware Decentralized Workflows at the Edge. In Computer Networks (COMNET). 203, 108654. February 2022.

Software-Defined Workflows for Distributed Interoperable Closed-Loop Neuromodulation Control Systems

Kathiravelu, P., Sarikhani, P., Gu, P., and Mahmoudi, B. Software-Defined Workflows for Distributed Interoperable Closed-Loop Neuromodulation Control Systems. In IEEE Access. 9, 131733-131745. September 2021.

A DICOM Framework for Machine Learning and Processing Pipelines Against Real-time Radiology Images

Kathiravelu, P., Sharma, P., Sharma, A., Banerjee, I., Trivedi, T., Purkayastha, S., Sinha, P., Cadrin-Chenevert, A., Safdar, N., and Gichoya, J. A DICOM Framework for Machine Learning Pipelines against Real-Time Radiology Images. In Journal of Digital Imaging (JDI). 34(4), 1005-1013. August 2021.

Understanding Scanner Utilization with Real-Time DICOM Metadata Extraction

Kathiravelu, P., Sharma, A., and Sharma, P. Understanding Scanner Utilization with Real-Time DICOM Metadata Extraction. In IEEE Access. Vol. 9, pp. 10621 – 10633. January 2021.

The full publications list can be found from Google Scholar.

Talks

Key speaker at the International Science and Technology Conference, 2022 and 2020

October 27, 2022

Keynote at Modern Network Technologies (MoNeTec), Moscow, Russia. Presented virtually.

Messaging4Transport – An AMQP Northbound (and more) for MD-SAL

July 30, 2015

OpenDaylight Developer Forum Talk at OpenDaylight Summit 2015., Santa Clara, CA, USA.

Services

• Technical Program Chair, IEEE International Conference on Software Defined Systems (SDS) [2021].
• Program Committee Member.
  • The IEEE International Conference on Software Defined Systems (SDS) [2019 – 2022].
  • The IEEE International Conference on Fog and Mobile Edge Computing (FMEC) [2021].
  • Intl. Science and Technology Conference, Modern Networking Technologies (MoNeTeC) – [2018 – 2022].
• Guest Editor, Special Issue, MDPI Electronics 2021.
  • “Services Computing and Software-Defined Systems for Future Internet.”
• Review Editor: Frontiers in High Performance Computing - High Performance Big Data Systems [2022].
• Editorial Board Member: MDPI Electronics [2020 – 2023].
• Reviewer Board Member: MDPI Future Internet [2020 – 2022] and MDPI Computers [2020 – 2022].
• External Reviewer for several journals and conferences.
• Program representative, Erasmus Mundus Association [EMJD-DC – 2016 and 2017; EMDC – 2013, 2017, and 2018].

Teaching

CSCE A365 – Networking

Lectured a few classes for graduate computer science courses.

Lectured a few classes for undergraduate computer science courses.

Mentoring

• Organization administrator, Google Summer of Code (GSoC)
  • Department of Biomedical Informatics, Emory University (Emory BMI) [2019 - Current]
  • caMicroscope [2020]
• Mentor, GSoC
  • Emory BMI [2016, 2019 - Current]
  • AbiWord [2011 - 2013]

Selected Awards

• Best Paper Award, SDS 2018. Barcelona, Spain.
• Portuguese National Research Grant (Bolsa de Mestre), funded by FCT (Fundação para a Ciência e Tecnologia), the Portuguese Science Foundation / MCTES [2018 Jan – 2018 July].
• Erasmus Mundus Grants by EACEA [MSc: 2012 Sep – 2014 Aug. Ph.D.: 2014 Sep – 2017 Aug].
• Travel grant for ACRO 2017, International Summer School on Latency Control for Internet of Services.
• Emory University School of Medicine, Office of Postdoctoral Education Management Certificate. Fall 2020.

Research Interests

• Distributed Systems
• Software-Defined Systems
• Big data Integration
• Internet Measurements
• Service-Oriented Architecture
• Telehealth
• Radiology.