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I will build and deploy a secure spring boot rest API with java and reactjs
Karthik
About this gig
I will develop a secure, scalable full-stack web application using Java 21, Spring Boot 3, Hibernate, and ReactJS.
I can build APIs, integrate payment gateways, deploy on AWS/GCP, and ensure top-tier speed, security, and performance for your business.
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Get to know Karthik
Karthik
- FromIndia
- Member sinceApr 2023
Languages
Telugu, Kannada, English, Hindi
Hi! I’m Karthik, a results-driven Full-Stack Java Developer specializing in Spring Boot 3, ReactJS, and cloud-based web applications.
I build fast, secure, and reliable applications — from clean backend APIs to modern front-end interfaces — all with scalable cloud deployment.
💻 What I Offer
Backend Development using Java 21, Spring Boot 3, and Hibernate
Frontend Development with ReactJS, HTML5, CSS3, and JavaScript
Payment Gateway Integration (Stripe, Razorpay, PayPal, etc.)
RESTful API design, database optimization, and error-free deployment
Cloud setup on AWS or Google Cloud Platform
FAQ
What technologies do you use for development?
I use Java 21, Spring Boot 3, Hibernate/JPA for backend development and ReactJS, HTML5, CSS3, and JavaScript for frontend. I also work with AWS and GCP for deployment and hosting.
Can you integrate a payment gateway in my application?
Yes. I can integrate payment gateways such as Razorpay, Stripe, or PayPal, ensuring secure and smooth transactions.
Do you provide hosting and deployment support?
Absolutely! I can deploy your application on AWS (EC2, S3, Elastic Beanstalk) or Google Cloud (App Engine, Cloud Run) and ensure it runs smoothly.
Will you provide the source code?
Yes, complete source code will be delivered once the project is finalized and approved.
Can you make my app mobile-friendly?
Yes. I ensure every application is fully responsive, optimized for all devices — desktop, tablet, and mobile.
What if I need changes after delivery?
Each package includes revisions. If you need additional changes beyond that, I’ll provide a custom offer based on your request.
