Sadia Batool

I provide end-to-end Full-Stack Web, Mobile, AI, and Cloud Development services, from planning and UI development to backend architecture, API integrations, deployment, and ongoing maintenance.

Web Development
React.js, Next.js, Angular
TypeScript, JavaScript
HTML5, CSS3, Tailwind CSS
Redux, Context API, React Query
Responsive and interactive web applications
Dashboards, admin panels, SaaS platforms
Three.js and interactive 3D experiences

Mobile App Development
React Native
Cross-platform iOS & Android applications
REST API integration
Firebase authentication and notifications
Mobile dashboards and business applications

AI & LLM Development
AI-powered web applications
RAG-based applications
AI chatbots and document assistants
PDF/document processing
LLM API integrations
Anthropic Claude, OpenAI APIs
Function calling and tool use
AI agents and agentic workflows
LangGraph / DeepAgents
Semantic search and vector databases
AI automation and intelligent workflows

Backend & API Development
Node.js, Express.js, NestJS
Python, FastAPI, Django
PHP, Laravel
.NET / C#
REST APIs
Authentication & authorization
Webhooks and third-party integrations
Real-time applications
Background jobs and automation

Database & Data
PostgreSQL
MySQL
MongoDB
Firebase
Supabase
Prisma / Mongoose
Database design and optimization
Vector databases / pgvector
Geospatial databases with PostGIS

GIS & Mapping
Mapbox
ArcGIS
Google Maps APIs
GeoJSON
Turf.js
Address/geocoding systems
Interactive maps
Polygon and area measurement
Location-based applications
Property/parcel mapping solutions

Cloud & DevOps
AWS (EC2, S3)
Azure
Docker
GitHub Actions
CI/CD pipelines
Vercel
Netlify
Cloud deployments and server configuration

API & Third-Party Integrations
Stripe
Braintree
HubSpot
Salesforce
Google APIs
Meta APIs
Firebase
Supabase
OAuth 2.0
Payment gateways
CRM integrations
Webhooks and automated data synchronization

Automation & Data Engineering
Apache Airflow
Data pipelines
ETL workflows
DVC
Google Drive integrations
Scheduled jobs
Business process automation

Other Development Services
WordPress development
Custom WordPress websites
SaaS applications
B2B platforms
CRM systems
ERP/business management systems
LMS platforms
Hospital/management systems
Custom dashboards
MVP development
Existing application modernization and migration

My focus: building production-ready, scalable, and maintainable applications, not just prototypes—from the initial idea and architecture through development, API integration, testing, deployment, and long-term improvements.