Hi, I'm Anuj — Full Stack PHP & Flutter Developer in India
Full Stack Software Developer
I design, develop, and deploy scalable web & mobile applications — from PHP backends and Flutter apps to cloud infrastructure and payment integrations. Looking to hire a freelance full stack developer? Let's build your next product.
class Developer {
public $name = 'Anuj';
public $role = 'Full Stack';
public $experience = 5+;
public function build() {
return 'Scalable Apps';
}
}Who I Am
Experience
Full Stack Software Developer
I'm Anuj, a passionate Full Stack Software Developer with over 5+ years of experience in designing, developing, and deploying scalable web and mobile applications.
I specialize in PHP-based application development, Flutter mobile apps, RESTful API integration, cloud hosting infrastructure, payment gateway integration, and server administration. I've successfully delivered CRM systems, financial platforms, NGO management systems, healthcare applications, e-commerce solutions, and custom business software for clients across multiple industries.
With expertise spanning both software development and infrastructure management, I'm capable of handling complete product lifecycles — from requirement analysis and database architecture to deployment, optimization, security, and ongoing maintenance.
Professional Summary
Web Development
Custom PHP applications, CodeIgniter 4, responsive frontends with Bootstrap & modern JavaScript.
Mobile Apps
Flutter-based Android applications with Firebase auth, push notifications, and API integration.
Payment Systems
Razorpay, Cashfree, PayU integration with webhooks, subscription billing, and secure transactions.
Cloud & DevOps
Linux server administration, VPS deployment, SSL, DNS, cPanel/WHM, and performance optimization.
Industries I've Worked In
Technical Skills
Web Development
Mobile Development
Backend Development
Database
Payment Gateways
Server & Hosting
Core Proficiency
My Services
End-to-end software solutions tailored to your business needs
Web Application Development
Custom web applications built with PHP, CodeIgniter 4, and modern frontend technologies. Scalable, secure, and responsive.
- Custom CRM & ERP Systems
- E-commerce Platforms
- Admin Dashboards
Mobile App Development
Cross-platform Flutter applications for Android with Firebase integration, push notifications, and seamless API connectivity.
- Android App Development
- Firebase Integration
- Push Notifications
API Development & Integration
Secure RESTful APIs, third-party integrations, webhooks, and authentication systems for web and mobile platforms.
- REST API Development
- Payment Gateway APIs
- Third-Party Integrations
Payment Gateway Integration
Complete payment solutions with Razorpay, Cashfree, PayU including webhooks, subscription billing, and transaction management.
- Multi-Gateway Support
- Subscription Billing
- Webhook Handling
Cloud & Server Management
Linux server administration, VPS deployment, hosting setup, SSL configuration, DNS management, and performance tuning.
- VPS & Cloud Deployment
- cPanel / WHM Setup
- Website Migration
Maintenance & Support
Ongoing application maintenance, security updates, performance optimization, bug fixes, and feature enhancements.
- Bug Fixes & Updates
- Performance Optimization
- Security Hardening
Types of Work I Do
ERP, invoicing, gold investment platforms, CRM, Firebase tracking apps, healthcare systems, and cloud hosting solutions.
ERP & Business Systems
Custom ERP modules for employees, customers, inventory, reporting, billing, and day-to-day business workflows.
Invoicing & Billing
Invoice generation, payment tracking, GST-ready billing flows, receipts, and automated financial reports for businesses.
Gold Investment Platforms
Digital gold buy/sell systems, live pricing, KYC flows, wallet management, and secure payment gateway integration.
Customer Tracking Apps
Tech & customer-facing apps with live tracking, order status, push notifications, and real-time updates using Firebase.
CRM Solutions
Customer relationship platforms with lead management, follow-ups, staff roles, communication logs, and sales pipelines.
Healthcare & Service Apps
Booking platforms that connect customers with verified service providers — schedules, chat, ratings, and mobile apps.
NGO & Donation Systems
Donation campaigns, membership management, online payments, membership cards, and admin dashboards for non-profits.
E-commerce & Catalog Apps
Product catalogs, carts, checkout, order management, and payment integrations for retail and service businesses.
Hosting & Infrastructure
Server setup, VPS deployment, SSL, DNS, cPanel/WHM, email configuration, migrations, and performance optimization.
Work Experience
Full Stack Developer
Freelance & Client Projects
- Developed custom web applications using PHP and CodeIgniter 4
- Designed and developed Flutter mobile applications for Android
- Built secure REST APIs for mobile and web platforms
- Integrated multiple payment gateways — Razorpay, Cashfree, and PayU
- Managed Linux servers, VPS environments, and hosting infrastructure
- Configured cPanel, WHM, DNS, SSL certificates, and email services
- Optimized databases and application performance
- Implemented authentication, authorization, and security best practices
- Maintained and upgraded production applications
- Collaborated with clients to gather requirements and deliver customized solutions
Technologies & Tools
Client Feedback
"Anuj delivered an exceptional CRM system that transformed our business operations. His attention to detail and technical expertise are outstanding."
"The payment integration and mobile app Anuj built for our fintech platform works flawlessly. He handled everything from backend to deployment."
"Reliable, skilled, and always available. Anuj managed our entire server infrastructure and delivered a robust NGO management platform on time."
Contact Me
Have a project in mind? Let's build something amazing together.
Let's Talk
I'm always open to discussing new projects, creative ideas, or opportunities to be part of your vision.