Harsh Wardhan

Software Engineering Showcase

Projects

A curated collection of software systems engineered for correctness, speed, and real-world impact.

Vertex CampusOS
System Thinking•Products

Built a multi-tenant university platform centralizing student registration state, class attendance rosters, club governance, and digital OD approvals.

Next.js 16 · TypeScript · Supabase · PostgreSQL · Tailwind CSS

Splitzy
Financial Correctness•Products

Built an offline-first financial ledger featuring integer-paise precision, append-only event logs, and PL/pgSQL database triggers to prevent floating-point rounding bugs.

Next.js 16 · React 19 · TypeScript · Supabase · Drizzle ORM · Zustand · Vitest

SRM Academic Suite
Academic Analytics•Products

Built a deterministic CGPA/SGPA grade calculator and target optimization tool used by student peers, featuring PDF report parsing.

React · TypeScript · Tailwind CSS · PDF.js

Java Knowledge Base
Knowledge Organization•Developer

Organized a dual-purpose repository combining an Obsidian documentation vault with a structured IntelliJ Java workspace containing runnable CLI projects.

Java · OOP · Data Structures · Obsidian · Markdown · Git

MemoryOS
Semantic Search•AI

Built an AI semantic notes system during SRM Builds 7.0 that converts markdown notes into vector embeddings for instant contextual retrieval.

React · TypeScript · Supabase · OpenAI API · Tailwind CSS

Reson

Reson

2026
Signal Processing•AI

Researched and built a desktop application harness exploring ultrasonic sound reflection analysis for touchless gesture detection.

Python · PyTorch · Audio Processing · NumPy · SciPy · Electron

Reson Collector
Dataset Engineering•AI

Built a dedicated Python dataset recorder to capture, label, and sanitize audio samples for training the Reson gesture detection models.

Python · SoundDevice · Wave · NumPy · Tkinter

Portfolio V3
Experience Design•Developer

Designed and built an interactive engineering portfolio featuring adaptive case study templates, custom motion design, and a canonical registry architecture.

Next.js 16 · TypeScript · Tailwind CSS v4 · Framer Motion · Lucide React

TechSpace Website
Community Tooling•Community

Built a community website for TechSpace to manage student technical workshops, display schedules, and share learning resources.

React · TypeScript · Tailwind CSS · Framer Motion

Thunderstorm
Algorithm Visualization•Developer

Built an interactive algorithm visualizer rendering step-by-step sorting executions and array transformations with custom speed controls.

React · TypeScript · Tailwind CSS · Framer Motion

FocusX

FocusX

2025
Distraction-Free Design•Utilities

Built a zero-dependency minimal Pomodoro timer using vanilla JavaScript with system epoch time synchronization to overcome browser tab throttling.

JavaScript · HTML5 · CSS3 · Web Workers

Tempify
Instant Persistence•Utilities

Built an ultra-fast temporary text buffer and scratchpad application with instant local storage persistence and live markdown preview.

React · TypeScript · Tailwind CSS

WordWeave
Text Processing•Utilities

Built a client-side string processing tool supporting case conversions, regex transformations, and line formatting with zero server processing.

React · TypeScript · Tailwind CSS