Building exceptional digital experiences
Trusted by FMR, AIIMS India, UP Police, and more. Specializing in Next.js, React, Node.js, and React Native development.
200+
Projects Completed
4+
Years Experience
50+
Happy Clients
10+
Enterprise Projects
About Me
Full Stack Developer & Tech Consultant
I'm Parveen Kumar, a seasoned Full Stack Developer with over 4 years of experience building high-performance web and mobile applications. I specialize in Next.js, React, Node.js, and React Native.
I've had the privilege of working with prestigious clients including FMR (Filemyreturn), AIIMS India, UP Police, and various startups. My expertise spans from developing complex CRM systems to building scalable booking platforms and travel applications.
Technologies I Work With
I specialize in modern web and mobile development technologies, focusing on performance, scalability, and user experience.
Next.js
PrimaryThe React framework for production - offering server-side rendering, static site generation, and more.
FrontendReact
PrimaryA JavaScript library for building user interfaces with component-based architecture.
FrontendNode.js
PrimaryJavaScript runtime built on Chrome's V8 JavaScript engine for building scalable network applications.
BackendExpress
PrimaryFast, unopinionated, minimalist web framework for Node.js, perfect for building APIs and web applications.
BackendMongoDB
PrimaryNoSQL database that provides high performance, high availability, and easy scalability.
DatabaseMySQL
Open-source relational database management system for structured data storage and retrieval.
DatabaseReact Native
PrimaryFramework for building native mobile applications using React and JavaScript.
MobileRedux
PrimaryPredictable state container for JavaScript apps, helping manage application state efficiently.
FrontendServices I Offer
I provide comprehensive development solutions tailored to your specific needs, ensuring high-quality, scalable, and maintainable code.
Web Development
Custom websites and web applications built with Next.js, React, and Node.js. From simple landing pages to complex web platforms.
Mobile App Development
Cross-platform mobile applications built with React Native. Deliver your app to both iOS and Android users with a single codebase.
Full Stack Development
End-to-end solutions that cover both frontend and backend development. Create seamless, integrated applications.
Tech Consultancy
Strategic technology advice for startups and businesses. Get expert guidance on tech stack, architecture, and roadmap planning.
CTO as a Service
Ongoing technical leadership for startups without a full-time CTO. Get strategic guidance and technical oversight on a monthly basis.
Maintenance & Support
Ongoing maintenance and support for your web and mobile applications. Keep your digital products running smoothly and up-to-date.
Featured Projects
Check out some of my recent work. These projects showcase my skills and expertise in different areas of development.
FMR Tax Filing Platform
A comprehensive tax filing platform for Filemyreturn (FMR) with user dashboard, document management, and automated calculations.
UP Police CRM System
Custom CRM system for UP Police to manage cases, personnel, and resources with real-time updates and reporting.
Zafari Travel App
Cross-platform travel booking app with itinerary planning, booking management, and real-time notifications.
AIIMS Patient Portal
Patient management portal for AIIMS with appointment scheduling, medical records, and doctor-patient communication.
Rapido Booking System
Lead generation and booking system for cab services with real-time tracking and payment integration.
TravelGram Tour Packages
Tour package marketplace with booking, payment processing, and user reviews for travel experiences.
Upcoming YouTube Videos
Stay tuned for our upcoming tech tutorials, coding tips, and web development insights. Subscribe to get notified when we launch!
Developer’s Channel
Coming Soon!
I'm working on creating valuable content for developers of all levels. My channel will feature:
Tutorial Series
Step-by-step guides for modern web development
Quick Tips
Time-saving tricks and best practices
Weekly Updates
Latest trends and technologies in web development
Live Coding
Real-time problem solving and project builds
Channel Trailer
Coming Soon
FlexifyUI
My Open Source UI Component Library
FlexifyUI is a flexible, customizable UI component library for React applications that I've created and maintain. It provides a comprehensive set of components designed to help developers build beautiful interfaces quickly.
Easily adapt components to match your brand
Works perfectly on all screen sizes
Built with accessibility in mind
Fully typed for better developer experience
A flexible UI component library
Ready to Start Your Next Project?
Let's work together to bring your ideas to life. Whether you need a website, mobile app, or custom software solution, I'm here to help.
Client Testimonials
Don't just take my word for it. Here's what my clients have to say about working with me.
Chaitnya Rai Garg
Co-Founder, FileMyReturn
“Parveen's deep expertise in Next.js and Node.js enabled us to build a high-performance tax filing platform that seamlessly serves thousands of users daily. His attention to detail and ability to solve complex problems were crucial to our success.”
March 2024
Amit Singh
Founder, TravelGram
“Thanks to Parveen, our tour package platform has scaled rapidly. The intuitive user interface and solid backend infrastructure he delivered have received tremendous feedback from both users and our internal team.”
July 2024
Peter Hergens Doerr Enevold
Founder, Zafari Travel
“Parveen built a robust booking system that transformed our operations and significantly improved our conversion rates. His technical guidance and collaborative approach made the entire process smooth and efficient.”
August 2024
Dushyant Tanwar
Startup Founder, Cab Booking
“As a non-technical founder, I was looking for someone who could bring my vision to life. Parveen not only developed our MVP efficiently but also provided strategic insights that helped us pitch and secure funding.”
April 2025
Sponsored Resources
Carefully selected tools and services for developers
Premium Web Hosting
Get reliable, high-performance hosting for your next project.
Learn MoreDeveloper Tools Bundle
Save 50% on essential tools for professional developers.
Learn MoreLearn Advanced React
Master React with our comprehensive online course.
Learn MoreDeployment & Service Platforms
I leverage these industry-leading platforms to deploy and manage applications, ensuring reliability, scalability, and performance.
MongoDB Atlas
DatabaseFully-managed cloud database service for modern applications.
Digital Ocean
HostingCloud infrastructure provider offering virtual servers, managed databases, and more.
AWS
HostingComprehensive cloud computing platform with over 200 fully featured services.
Google Cloud
HostingSuite of cloud computing services running on the same infrastructure as Google.
Microsoft Azure
HostingCloud computing service for building, testing, deploying, and managing applications.
Vercel
HostingPlatform for frontend frameworks and static sites, built to integrate with headless content, commerce, or database.
GoDaddy
DomainDomain registrar and web hosting company offering domain registration and hosting services.
Fast2SMS
ServiceBulk SMS service provider for sending transactional and promotional SMS messages.
Pricing Plans
Transparent pricing for all your development and consultancy needs. Choose the plan that works best for you.
Web Development
Custom websites and web applications built with Next.js, React, and Node.js.
- Responsive design
- SEO optimization
- Content management system
- Payment integration
- User authentication
- Admin dashboard
Mobile App Development
Cross-platform mobile applications built with React Native for iOS and Android.
- Native-like performance
- Push notifications
- Offline functionality
- API integration
- User authentication
- App store submission
Full Stack Development
End-to-end solutions covering both frontend and backend development.
- Custom API development
- Database design
- User authentication
- Admin dashboard
- Payment integration
- Third-party API integration
Need a custom solution? Contact me for a personalized quote tailored to your specific requirements.
Contact Me on WhatsAppGet In Touch
Have a project in mind or want to discuss a potential collaboration? I'd love to hear from you. Fill out the form below and I'll get back to you as soon as possible.
Contact Information
Phone
+91 98128 05704Location
Bhiwani Haryana, India