← Zulqurnain Haider

Service

Expert Web Developer

Fast, scalable web products with AI built in — from landing pages to complex SaaS platforms. Full stack: frontend, backend, database, cloud, and AI pipelines.

Next.jsGoPythonTypeScriptAI/RAGAWS

Tech stack

Next.js & React

Frontend

Server-side rendering, static generation, React Server Components, app router, and pixel-perfect UIs with Tailwind.

TypeScript

Frontend

Type-safe, maintainable codebases. End-to-end typing from API to UI.

Go

Backend

High-throughput services, REST APIs, microservices, and CLI tools. Fast to build, blazing to run.

Python

Backend

FastAPI, Django, data processing, ML pipelines, and scripting. My go-to for AI work.

Node.js

Backend

Express, NestJS, serverless functions, and real-time WebSocket applications.

AI / RAG Pipelines

AI

Retrieval-augmented generation, semantic search, LLM orchestration, embeddings, Pinecone, FAISS.

OpenAI Integration

AI

GPT-4o, assistants API, function calling, streaming, and fine-tuning for production applications.

AWS / GCP

DevOps

ECS, Lambda, S3, RDS, CloudFront — full cloud architecture and cost-optimised deployments.

Docker & Kubernetes

DevOps

Containerised microservices, Helm charts, CI/CD with GitHub Actions.

Databases

Data

PostgreSQL, MySQL, MongoDB, Redis, SQLite. Schema design, indexing, query optimisation, migrations.

SaaS capabilities I ship out of the box

Stripe payments & subscriptions
Multi-tenant architecture
Auth — JWT, OAuth, SSO
Role-based access control
Admin dashboards
Email — SendGrid / Resend
File uploads & CDN
Rate limiting & security hardening

Web projects I've built

AI-powered K-12 math practice platform

EdTech SaaS

Next.js · OpenAI · RAG · Kafka · AWS ECS

Online math contest with live leaderboards

Web Platform

Next.js · Node.js · PostgreSQL · AWS

Real estate CRM with AI marketing automation

AI / CRM

React · Node.js · TypeScript · PostgreSQL

Cloud ERP for Middle East SMEs

SaaS

Go · Java · Python · React · Docker · Kubernetes

EdTech tutoring with live whiteboard & WebRTC

EdTech

React · Next.js · WebRTC · Stripe · AWS

Islamic finance & investment platform

Fintech

Django · PostgreSQL · Azure

See full project gallery →

How we work together

  1. 1Discovery call — I understand your product, users, and goals.
  2. 2Scope & estimate — clear deliverables, timeline, and price. No surprises.
  3. 3Build — bi-weekly demos on a staging URL. You give feedback, I iterate.
  4. 4Deploy — production deployment with monitoring, backups, and CI/CD.
  5. 5Support — available post-launch for fixes and feature additions.

Have a web product to build?

Tell me your idea. I respond within 24 hours with a rough scope and estimate.

Zulqurnain Haider

Lahore, Pakistan · Open to remote worldwide