Work

Product case studies

How I design, ship, and iterate — from App Store launches to performance-engineered web systems.

2025

Founder & Lead Developer

TripCraft

AI-powered travel preparation

End-to-end iOS product that generates intelligent packing lists, travel journals, and utility tools for global travelers.

Impact

  • →Shipped to the App Store with production AI integration
  • →Built Mistral-7B inference pipeline via Hugging Face
  • →Designed UX for real-world travel workflows

Architecture highlights

  • Custom packing intelligence engine
  • Currency, timezone, and unit converters
  • Travel journaling with persistent storage
Open project →

Metrics

PlatformiOS
AI ModelMistral-7B
StatusLive

Stack

SwiftSwiftUIFirebaseHugging FaceCore ML APIs

2025

Founder & Lead Developer

StudieBuddie

Student productivity reimagined

A study companion app with task management, reminders, and Zermelo API integration for automatic class schedule sync across Europe.

Impact

  • →Real-time sync architecture with Firebase
  • →Authentication and cloud data modeling
  • →European school schedule automation

Architecture highlights

  • Task and reminder system with notifications
  • Zermelo schedule ingestion pipeline
  • Student-first information architecture
Open project →

Metrics

PlatformiOS
SyncReal-time
StatusLive

Stack

SwiftSwiftUIFirebaseZermelo APICloud Functions

2025

Designer & Developer

siddharthsehgal.com

Engineered personal brand

This site — a performance-first portfolio with SSG write-ups, structured data, OG generation, and a custom design system.

Impact

  • →Sub-100KB shared JS budget on key routes
  • →Full SEO + JSON-LD coverage
  • →Static generation for all write-up content

Architecture highlights

  • App Router with ISR on write-ups
  • Dynamic OG image API
  • Domain redirects and canonical SEO
Open project →

Metrics

FrameworkNext.js 15
DeployVercel
StackReact 19

Stack

Next.jsTypeScriptTailwind v4Vercel OGSharp

Resume

PDF portfolio

Downloadable overview of experience and projects.