Piers Rajguru

👋 Welcome to my portfolio

Piers Rajguru

Student @ Lehigh University

I am currently a senior at Lehigh University, pursuing a BS in Computer Science. I am actively seeking full-time opportunities in software development, cyber-security, and tech consulting, aiming to apply my technical skills to real-world applications.

Featured Projects

Here are some of my recent projects that showcase some of my skills and experience in software development.

Personal Finance Budget Tracker

Personal Finance Budget Tracker

A full-stack budgeting solution with real-time expense tracking, budget planning, and financial insights. Integrates with users' bank accounts for automatic transaction imports and utilizes AI agents to provide personalized transaction categorization and financial advice.

ReactNext.jsMongoDBPlaidOpenAI API
Enrolld - Course Registration Planning Platform

Enrolld - Course Registration Planning Platform

Senior Year Capstone Project: An all-in-one registration platform designed to help Lehigh students plan their course schedules, allowing students to create course plans, prerequisites, and an interactive flowchart for degree progress tracking. The application also allows advisors to communicate directly with their advisees, and allows coordinators to manage course offerings, and provides analytics on course demand and student progress.

JavaScriptReactCI/CDBackendTrelloAgile
Custom Debian Server Setup & Network Services

Custom Debian Server Setup & Network Services

Provisioned Debian on a physical PC with careful partitioning and filesystem setup, configured bind9 for authoritative/local DNS, deployed Postfix for mail delivery, and implemented firewall rules and NAT to securely expose services while protecting the internal network.

DebianPartitioningbind9PostfixiptablesNATBashAnsible

Work Experience

My professional journey in software development, working with amazing teams and building impactful products.

Security Research Engineer Intern

Cisco Systems
May 2025 – Aug 2025

Research Triangle Park, NC — Built secure monitoring and enrichment tooling to improve internal service visibility and threat analysis.

  • •Engineered and implemented a secure system for real-time internal service monitoring, delivering status notifications via Signal messenger to enhance client awareness of uptime/downtime.
  • •Automated the deployment of monitoring instances utilizing Python and cloud platforms (e.g., AWS), significantly improving scalability and reducing setup time.
  • •Enhanced PCAP analysis scripts by integrating a JA4 fingerprint database and Censys API lookups, improving threat detection and data enrichment capabilities.
  • •Achieved Generative AI Blue Belt Certification, validating proficiency in prompt engineering, model customization, and utilization of cutting-edge AI tools.
PythonAWSPCAPCensysSignal-CLIGenerative AIAutomation

Full Stack Engineer Intern

ReasonOS
Jan 2025 - May 2025

Bethlehem, PA (Remote) — Modernized the company web platform and worked closely with founders to deliver product-driven features.

  • •Migrated the company's legacy application to a modern full-stack web platform, improving scalability, maintainability, and overall user experience.
  • •Designed and implemented a fully responsive, mobile-friendly frontend in collaboration with the graphic design intern, ensuring seamless usability across devices.
  • •Collaborated directly with the co-founders to translate business requirements into technical solutions, iterating rapidly based on feedback and product goals.
Full StackReactTypescriptGraphQLResponsive DesignDevOps

Intern

Oceonix Services
June 2024 – Aug 2024

London, England — Data automation and analytics work to support reliability and supplier selection workflows for the Newbuild team.

  • •Automated the process of filing warranty claims for over a hundred vessels using Power Automate and Python, significantly improving efficiency and reducing manual effort for the Newbuild team.
  • •Streamlined data processes by extracting, filtering, and normalizing warranty claim data using Pandas, populating a centralized database for efficient retrieval.
  • •Integrated Power BI to enable real-time reliability and criticality analyses from the central database, directly supporting data-driven supplier selection and equipment failure assessments.
  • •Designed and implemented SQL integration systems (packages and APIs) to automatically import CSV performance data, enhancing data consistency and supporting monthly vessel performance updates.
PythonPandasPower AutomatePower BISQL

Get In Touch

Location

Bethlehem, PA

& London, England