Open to Full-Time Full-Stack, Web & Mobile Development Roles

Umair Ul Hassan.

Full-Stack Developer | Web, Mobile, SaaS & Applied AI

I build full-stack web and mobile applications with TypeScript, React, React Native, Node.js, and Python-based AI systems. My work spans multi-vendor commerce, educational ERP, SaaS platforms, mobile AR, and computer vision.

Umair Ul Hassan — Full-Stack Software Engineer
Umair Ul Hassan
TypeScript·
React 19·
Next.js 16·
React Native·
Expo SDK 54·
PyTorch (ViT)·
FastAPI·
Node.js·
Firebase Suite·
MongoDB·
Three.js·
Tailwind CSS v4·
Viro React (AR)·
Zustand 5·
Docker·
REST & GraphQL·
Projects
6+

End-to-End Projects

Full-stack web, mobile, SaaS, ERP, commerce, and applied AI systems.

Platforms
Web

Full-Stack Development

React, Next.js, Node.js, REST APIs, authentication, and database schemas.

Mobile Apps
Mobile

React Native & Expo

Cross-platform iOS & Android apps with Firebase, APIs, and native hardware features.

Intelligent Systems
AI

Applied AI & Vision

PyTorch, Vision Transformers, computer vision, voice AI, and model integrations.

·02Selected Systems

Featured Systems & Case Studies.

Full-stack web applications, mobile augmented reality platforms, and applied AI systems. Click any case study for system architecture and screen flows.

01/React Native & Expo SDK 54
Completed
GardenMate Ecosystem — 02 Care Dashboard
02 Care Dashboard9 Screens

GardenMate Ecosystem

Custom Vision Transformer AI + Viro AR mobile platform with 12+ modules.

AI-powered, AR-integrated smart gardening assistant and plant marketplace featuring 12+ specialized modules and a 60/40 ViT+PlantNet ensemble pipeline.

React NativeExpo SDK 54+9
03/React Native & Expo SDK 54
Completed
NutriLens AI — 02 Metabolic Dashboard
02 Metabolic Dashboard12 Screens

NutriLens AI

Multimodal vision nutrition & clinical metabolic intelligence mobile engine.

Enterprise-grade mobile intelligence platform converting food photography and grocery barcodes into real-time macronutrient telemetry and clinical metabolic coaching.

React NativeExpo SDK 54+8
·03

Core Engineering Domains.

End-to-end software development — from system design and database implementation to testing and deployment.

01Production Systems

Full-Stack SaaS & Web Platforms

Modern, high-converting platforms built for velocity and scale.

  • Next.js 16 App Router & React 19 architecture
  • Production database schemas (PostgreSQL / Prisma / MySQL)
02PyTorch & FastAPI

Applied AI & Deep Learning Models

Transform raw data into real-time sub-second inference pipelines.

  • Custom Vision Transformer (ViT) & CNN fine-tuning
  • PyTorch & FastAPI asynchronous inference endpoints
03React Native & AR

Cross-Platform Mobile & AR Apps

Native performance on iOS & Android with spatial computing.

  • React Native & Expo SDK 54 cross-platform engineering
  • Viro React 3D spatial computing & surface plane detection
04ERP & Workflows

Institutional ERP & Management Systems

Centralized institutional operations with granular role-based access.

  • Multi-campus student & staff scheduling workflows
  • On-premise biometric attendance sync & automated fee challans
·04

The Engineering Methodology.

How ideas transform into reliable, maintainable software systems.

01

Architecture & Threat Modeling

Define strict domain boundaries, entity relationship schemas, and protocol requirements before writing code.

02

Core Backend & Model Engineering

Build high-throughput backend services, data pipelines, and AI inference endpoints with robust type safety.

03

Reactive Frontend & Spatial UX

Engineer silky-smooth, responsive user interfaces with sub-second state synchronization and hardware integration.

04

Hardening, CI/CD & Deployment

Rigorous testing, automated deployment workflows, and monitoring for reliable production delivery.

·05

About & Philosophy

“I build full-stack web and mobile applications with a focus on clean architecture, practical UX, and reliable backend systems.”

I am a Full-Stack Developer dedicated to engineering reliable, responsive software systems from the database layer to user interfaces. My projects span multi-vendor commerce, educational ERP, mobile AR, and applied AI.

5+Major Software Projects
Full-StackEnd-to-End Delivery
Web + MobileCross-Platform Platforms

Scalable System Architecture

Designing resilient distributed services, transactional database schemas, and decoupled microservice architectures that scale gracefully under load.

Modern Web & Mobile Platforms

Crafting responsive, accessible, and fluid user interfaces with React, Next.js, and React Native with 60fps performance and zero layout shift.

Applied AI & Machine Vision

Fine-tuning deep learning models and integrating computer vision transformers into production pipelines with low-latency inference.

Engineering Craftsmanship

Relentless commitment to strict type safety, defensive validation, comprehensive test coverage, and modular code maintainability.

·06

Experience & Projects

2026Creator & Full-Stack Developer

Shipped Vouch

Designed and developed a SaaS platform connecting hardware QR tags with privacy-preserving communication between finders and owners. Implemented masked contact workflows, location-based recovery telemetry, real-time messaging, and an interactive Three.js 3D product visualizer.

Next.js 16React 19FirebaseTwilioThree.jsResendSaaS Platform
2026Full-Stack Developer

Engineered Evershine Educational ERP

Engineered comprehensive institutional management modules for a multi-campus academy. Implemented on-premise biometric fingerprint machine synchronization for staff/student attendance, automated fee challan generation, payroll ledgers, and secure role-based portals.

Next.js 16React 19TypeScriptPrismaPostgreSQLBiometric HardwareTailwind CSS
2025Creator & Mobile Engineer

Engineered NutriLens AI Platform

Engineered a multimodal vision nutrition and clinical metabolic intelligence mobile engine in React Native and Expo SDK 54. Features in-memory camera food recognition, OpenFoodFacts barcode telemetry, clinical Mifflin-St Jeor metabolic equations, Zustand 5 state orchestration, and a dedicated AI dietitian coach.

React NativeExpo SDK 54TypeScriptZustand 5OpenRouter AIFirebase RTDBMifflin-St Jeor
2025 – 2026Project Lead & Developer

Developed GardenMate Ecosystem

Built a smart gardening and e-commerce mobile application combining AI plant recognition, AR visualization, community features, and marketplace functionality. Fine-tuned a Vision Transformer classifier for 69 plant species, integrated AR plant previews using Viro React, and developed four role-specific portals for customers, vendors, riders, and administrators.

React NativeExpo SDK 54PyTorch ViTFastAPIViro React ARFirebaseStripe
2024Creator & Full-Stack Developer

Built FinGo Multi-Vendor Marketplace

Developed an end-to-end multi-vendor marketplace designed to connect retail and grocery stores with customers across Lahore, Karachi, and Islamabad. Implemented role-based access control, JWT authentication with refresh token rotation, real-time inventory tracking, and end-to-end order processing workflows.

React.jsNode.jsExpress.jsMongoDBJWT AuthREST API
2022 – 2026BS in Computer Science

GIFT University

Completed a four-year Computer Science degree covering software engineering, algorithms and data structures, databases, artificial intelligence, computer vision, and distributed systems.

Software EngineeringData StructuresDistributed SystemsComputer VisionDatabase Systems
·07

Technical & Collaboration FAQ.

Direct answers on architecture philosophy, model integration, and engagement options.

I am currently looking for full-time full-stack, web, and mobile software engineering opportunities, particularly roles involving TypeScript, React, Next.js, React Native, Node.js/Python backend APIs, and applied AI systems.
·08

Let's build something enduring.

Open to Full-Time Full-Stack, Web & Mobile Development Roles

Whether you need to architect a production SaaS from scratch, fine-tune custom Vision Transformers, or scale mission-critical systems — let's connect.

Select Your Primary Objective:
Initiate Email (Full-Stack SaaS)
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Based in Pakistan (PKT · UTC+5) · High overlap with US (EST/PST), European & Asia-Pacific working hours.