Harman
Sandhu
Experience
Roles, responsibilities, and impact across internships and leadership.
Software Engineer Intern · Ontraccr Technologies
Vancouver, BC • Jan 2025 – Apr 2025
- Implemented real-time collaboration safeguards (WebSockets) to prevent conflicting edits on high-traffic boards.
- Built Draft & Published Shifts scheduling across web/mobile/backend, expanding into staffing use cases.
- Extended form-to-PDF generation with image appending (pdf-lib) for richer site reports.
- Added validation across 20+ workflow steps to eliminate incomplete saves and reduce support tickets.
- Developed equipment-hour thresholds with automated notifications to prevent overuse and reduce downtime.
Software Developer Intern · Goodself
Vancouver, BC • Sep 2024 – Dec 2024
- Rebuilt marketing sites in React + Tailwind with reusable components that matched Figma and improved performance.
- Developed a clinic inquiry form with validation and backend integration for secure submissions.
- Integrated Mixpanel events to monitor engagement and inform product & marketing decisions.
- Led QA from dev → staging → prod: coordinated 7+ testers, wrote test plans, ran cycles, and verified fixes.
Operations Manager · Pizza 64
Surrey, BC • Oct 2023 – Present
- Managed scheduling, expense tracking, and digital marketing across delivery platforms, contributing to ~10% revenue growth.
Founder · All-Star Tutoring
Vancouver, BC • Dec 2022 – Present
- Built and scaled a tutoring service supporting 40+ students with personalized lessons and custom study material.
Projects
A selection of things I’ve built and shipped. Click a card for the demo or source.
LeaserFlow (ACQUIRED)
Full-stack app acquired by a trucking company to streamline truck leasing, with lead tracking and automated lease management. **Source Code Available Upon Request**
DNS Lookup Service
Implemented a DNS lookup service over UDP in Java, handling name server selection, retries, and timeouts. Built DNS message construction and parsing for A, AAAA, NS, CNAME, and MX records with CNAME chain resolution and depth limits. Exposed the resolver via a Spring Boot REST API and deployed using Docker and Vercel.
All-Star Tutoring Website
Responsive landing page with contact flow and reusable components.
Expense Tracker
Personal finance tracker with CRUD, categories, and analytics.
InsightUBC Project
CPSC 310 project for querying large datasets with a typed API.
Scheduling App
Desktop scheduler with persistence and unit tests.
Data Analysis
Exploratory data analysis and reporting.
Tools
Technologies I work with across frontend, backend, and tooling.
HTML
CSS
JavaScript
TypeScript
React
Tailwind
Node
C++
Java
GitHub
AWS
MySQL