Amandeep Singh — Senior Full-Stack Developer

01 About

I build products end to end

Full-stack developer building SaaS platforms, dashboards and mobile apps for clients across the UK, US, Europe, Switzerland and Australia. I own the whole build: data modelling, NestJS backends, Next.js frontends, third-party integrations and deployment. Since 2024 I've run PACEXPERT, a small development studio delivering business platforms, security analytics dashboards and consumer apps.

07⁺

Years shipping

Global

Clients in UK · US · EU · Switzerland · Australia

2024

Founded PACEXPERT

02 Selected work

Things I've shipped

Four featured builds, out of many SaaS dashboards, web apps and mobile apps shipped for clients worldwide. Some of that work is under NDA.

01

LSP Legal

Legal service management platform

Multi-module platform for an international legal document services firm: cases, tasks, documents, finance and reporting.
Full data model (16+ entities) with role-based access and soft deletes.
Stripe and QuickBooks billing; Google Drive, Gmail and Dropbox document flows.

NestJSNext.jsPostgreSQLStripe

02

Layerd AI

Web security suite: WAF, DDoS, bots

Customer dashboard with ClickHouse analytics over high-volume WAF traffic logs.
Live updates through PostgreSQL pub/sub; reworked roles and permissions.
Migrated a MySQL-structured dataset into PostgreSQL with integrity intact.

NestJSReactClickHousePostgreSQL

03

Mornin'cup

Italian microlearning SaaS · mornincup.it

Lesson player, interactive quiz flows and an AI learning assistant for a subscription product.
PostgreSQL schema for a related job aggregator, with Italian geography normalisation.

Next.jsNode.jsPostgreSQLAI

04

DeepStack Open

Poker festival mobile app

Animated hand replayer with street-by-street playback and custom SVG chips.
Events and news from WordPress with infinite scroll, galleries and English/French.
Automated iOS builds and App Store releases with Fastlane.

React NativeTypeScriptFastlane

Plus many more

SaaS dashboardsMulti-tenant products with analytics, billing, roles and subscriptions

Web appsCustomer portals, booking flows and internal tools in Next.js and React

Admin panelsBack-office CRUD, reporting and content management over REST and GraphQL APIs

Mobile appsReact Native apps with automated store releases

APIs & integrationsPayments, accounting, email, SMS and Google Workspace connected to client systems

Business websitesFast, SEO-ready company sites and WordPress builds

03 Capabilities

The stack

ABackend

Node.js, NestJS, Express, TypeScript, Python, FastAPI, GraphQL, REST, WebSockets, BullMQ, AWS SQS

BFrontend

React, Next.js (App Router), Angular, React Native, Redux, Zustand, Tailwind CSS

CData

PostgreSQL, MySQL, MongoDB, Redis, ClickHouse, Supabase, Firebase, TypeORM

DIntegrations

Stripe, PayPal, Razorpay, QuickBooks, Twilio, SendGrid, Google Workspace APIs, NextAuth, JWT

ECloud & DevOps

Docker, AWS, GCP, CI/CD, Nginx, PM2, Fastlane, Linux VPS

FAI & automation

n8n, Claude Code, Cursor, LLM feature integration

04 Experience

Where I've worked

May 2024 – Now

Founder & Lead Developer

PACEXPERT · Mohali, remote clients

Architect and lead SaaS builds in NestJS, Next.js and PostgreSQL, from data model to production.
Lead a small team of frontend and WordPress developers; own scoping, code review and client communication.
Designed multi-tenant RBAC with fixed user types plus custom per-organisation roles.
Led incident response on a compromised client repository: traced the breach, rotated secrets and restored clean branches.

2019 – 2024

Software Developer

Ashriya Infotech Pvt Ltd

Built and maintained client websites full stack, with Node.js backends and Angular frontends.
Developed admin dashboards and the REST APIs connecting them to public sites.

2016 – 2019

BCA

Bachelor of Computer Applications

05 Contact

Let's build something

aman.pacexpert@gmail.com

GitHub LinkedIn Mohali, Punjab, India