Work

Full Stack Projects and Production Work

A selection of applications and systems I have built across real-time communication, APIs, content management, HR workflows, NGO platforms, and identity verification.

Full-stack applicationsProduction Ready · Live Demos AvailableNDA summaries included

Recent work

Spendly - Expense Tracker

Premium Personal Expense Tracker

TanStack StartReactTypeScript

Social Media Backend API

Instagram-Style Backend API

NestJSGraphQLPrisma

MiniList — Headless CMS

Headless Content Management System

Next.jsNestJSTypeScript

Overview

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Selected work

Projects I've Built

A selection of full-stack applications, backend systems, and production work. Filter by full-stack, frontend, or backend to explore the projects in more detail.

TanStack StartReactTypeScriptSupabaseTailwind CSSTanStack QueryRechartsZod

Premium Personal Expense Tracker

Spendly - Expense Tracker

A premium personal expense tracker that turns everyday spending into clear insight. Log expenses in seconds, set monthly budgets, import CSV/Excel history, and see totals and category breakdowns in a calm, private dashboard. Built with TanStack Start, React, and Supabase with row-level security.

  • Live dashboard with totals, 6-month trends, and category charts
  • CSV & Excel import with column mapping, plus one-click filtered export
  • Supabase Auth + Postgres RLS so each user’s expenses stay private
Live demoView projectFullstack
NestJSGraphQLPrismaPostgreSQLJWTTypeScript

Instagram-Style Backend API

Social Media Backend API

A modular social media backend built with NestJS, GraphQL, and Prisma, implementing core social networking features like posts, likes, follows, notifications, JWT authentication, and feed ranking using a hotScore algorithm. Designed with a clean modular monolith architecture for scalability and maintainability.

  • Modular NestJS monolith with GraphQL + Prisma
  • Posts, likes, follows, notifications, and JWT auth
  • hotScore ranking so the feed is not a naive timeline
Live demoView projectBackend
S
Next.jsNestJSTypeScriptPostgreSQLPrismaTailwind CSSGraphQL

Headless Content Management System

MiniList — Headless CMS

A full-stack headless CMS featuring a modern Next.js admin dashboard and a scalable NestJS backend. It provides rich text editing, blog and author management, API key generation, analytics, Google OAuth authentication, SEO tools, and a REST API for seamless content delivery. Built with Prisma and PostgreSQL for a clean, scalable, and self-hostable content management experience.

  • Next.js admin + NestJS API as a self-hostable headless CMS
  • Rich text, authors, SEO fields, API keys, and Google OAuth
  • REST and GraphQL so consumers pick the shape they already use
Live demoView projectFullstack
Next.jsNode.jsTypeScriptWebSocketsExpress.jsTailwind CSS

Real-Time Group Chat

Real-Time Chat Application

A lightweight real-time group chat application built with WebSockets, featuring instant messaging, chat rooms, typing indicators, and seen status. Built as a Turborepo monorepo with a Next.js frontend and Node.js backend, delivering a clean, responsive, and modern chat experience.

  • Instant rooms, typing indicators, and seen receipts over WebSockets
  • Turborepo split — Next.js client + Node.js socket server
  • Shared TypeScript types so message shapes cannot drift
Live demoView projectFullstack
R
ReactNode.jsPostgreSQLREST API

HR Management System

PMS - HR Management System

Built a full-cycle HR platform for a mid-sized enterprise covering attendance, leave, payroll processing, and role-based access control, integrated with an existing ERP system.

  • Attendance, leave, payroll, and role-based access in one HR cycle
  • Integrated with an existing ERP without a rewrite
  • Enterprise-ready workflows for a mid-sized org

Code & demo unavailable under NDA

Fullstack
NDA
ReactNode.jsExpress.jsMongoDBSSRTailwind CSSVisilyFigma

AI-Powered NGO Management Platform

Philantro AI - NGO Management Platform

Built a full-stack NGO management platform with configurable modules including a custom form builder, dynamic report generation, customizable chart builder, and milestone tracking. Collaborated on AI-assisted UI prototyping using Visily, transforming concepts into Figma designs and production-ready React components with server-side rendering.

  • Configurable form builder, reports, charts, and milestone tracking
  • AI-assisted prototyping (Visily → Figma → production React)
  • SSR React on Node/Mongo for a modular NGO platform

Code & demo unavailable under NDA

Fullstack
NDA
React NativeReactNode.jsExpress.jsMongoDBAWS RekognitionREST APIGeolocation

Digital Identity Verification & KYC Platform

Verify 360 — KYC & Identity Verification Platform

Engineered an enterprise KYC verification platform supporting secure document verification, 3D liveness detection, real-time geolocation tracking, and third-party identity verification APIs. Implemented an intelligent risk-scoring system to detect suspicious users and streamline compliance workflows for 100+ client verifications.

  • Document verification, 3D liveness, and live geolocation
  • Risk scoring to flag suspicious users in KYC workflows
  • 100+ client verifications with third-party identity APIs

Code & demo unavailable under NDA

Fullstack
NDA

Projects marked NDA were built professionally. Descriptions and tech stacks are shared with permission; code and demos cannot be disclosed.

Tech stack

Technologies Used Across My Work

These technologies appear across the projects above, depending on the product requirements and technical constraints.

All technologies25

Technologies used in Jay Patel portfolio projects include Node.js, React, Tailwind CSS, TypeScript, Express.js, PostgreSQL, GraphQL, MongoDB, NestJS, Next.js, Prisma, REST API, AWS Rekognition, Figma, Geolocation, JWT, React Native, Recharts, SSR, Supabase, TanStack Query, TanStack Start, Visily, WebSockets, Zod.

Explore the full stack
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