Sudhareshan V

About

Final-year Computer Science (Cyber Security) student who builds backend services, Linux networking tools and kernel-level (eBPF) programs. Research intern at CAIR, DRDO, and former co-founder and CTO of a cybersecurity startup, bringing strong communication, problem-solving and time-management skills from leading delivery and collaborating with client stakeholders.

Experience

Research Intern

Jul 2026 – Dec 2026

Centre for Artificial Intelligence & Robotics (CAIR), DRDO

  • Designing measurement-based and topology-based methods to geolocate IP addresses at city level across Indian ISP networks, as a more precise alternative to OSINT geolocation databases.
  • Collecting and cleaning traceroute data from distributed probes; analyzing hop timing and topology to infer location.
  • Building Python and Streamlit tooling to run measurements and explore results.

Co-Founder & Chief Technology Officer

May 2025 – Nov 2025

XecureOne (cybersecurity startup)

  • Engineered backend services on the MERN stack and deployed websites on AWS, owning the path from code to production.
  • Owned technical architecture and on-time delivery; deployed a centralized SIEM platform and Zeek/Suricata traffic-inspection pipelines for real-time threat detection across enterprise endpoints.
  • Communicated security concepts to non-specialists through SIEM operations and incident response training; hardened identity infrastructure with Active Directory and Group Policy.

Skills & stack

Languages

  • Python
  • Java
  • JavaScript
  • C
  • Bash

Backend & Platforms

  • MERN (MongoDB, Express, React, Node.js)
  • Flask (REST APIs)
  • Django
  • Streamlit
  • Kafka
  • AWS
  • Linux
  • Docker

Systems & Networking

  • eBPF / XDP
  • Netfilter / NFQUEUE
  • netlink sockets
  • /proc
  • TCP/IP
  • TLS

Security & Identity

  • SIEM (Wazuh)
  • Suricata
  • Zeek
  • Wireshark
  • Nmap
  • Metasploit
  • OpenVAS
  • Active Directory

Achievements