Code Review & Payment Gateway Integration
Budget: ₹12,500 – ₹37,500 INR
Job Title: Freelance Code & Database Review + Payment Integration
Description:
We’ve built a website and are looking to hire a freelance developer to review the codebase and database setup. The goal is to ensure everything is clean, secure, optimized, scalable, and ready for production. We also need help integrating UPI and Razorpay payments.
What we need you to check & do:
Code quality (clean, modular, maintainable)
Database design & queries (normalization, indexing, performance)
Security vulnerabilities (SQL injection, XSS, authentication, etc.)
Performance & scalability improvements
Suggestions for best practices and optimization
Integration of UPI and Razorpay payment gateway
Deliverables:
A detailed review report highlighting issues and recommendations
Actionable steps for improvements
UPI and Razorpay integration
(Optional) Fixing additional issues (can be a separate engagement if needed)
Tech Stack:
Backend: Django 5.x, Django REST Framework, Celery, WebSockets
Database: SQLite (dev), PostgreSQL (prod)
Frontend: React 19.x, Tailwind CSS, Axios
Authentication: JWT-based
Hosting/Version Control: Git/GitHub + cloud hosting
Who we’re looking for:
Strong background in full-stack web development
Experience with Django + React projects
Knowledge of database optimization and security best practices
Prior experience integrating payment gateways (preferably Razorpay & UPI)
Professional experience preferred
This is a freelance job — remote candidates are welcome.
Description:
We’ve built a website and are looking to hire a freelance developer to review the codebase and database setup. The goal is to ensure everything is clean, secure, optimized, scalable, and ready for production. We also need help integrating UPI and Razorpay payments.
What we need you to check & do:
Code quality (clean, modular, maintainable)
Database design & queries (normalization, indexing, performance)
Security vulnerabilities (SQL injection, XSS, authentication, etc.)
Performance & scalability improvements
Suggestions for best practices and optimization
Integration of UPI and Razorpay payment gateway
Deliverables:
A detailed review report highlighting issues and recommendations
Actionable steps for improvements
UPI and Razorpay integration
(Optional) Fixing additional issues (can be a separate engagement if needed)
Tech Stack:
Backend: Django 5.x, Django REST Framework, Celery, WebSockets
Database: SQLite (dev), PostgreSQL (prod)
Frontend: React 19.x, Tailwind CSS, Axios
Authentication: JWT-based
Hosting/Version Control: Git/GitHub + cloud hosting
Who we’re looking for:
Strong background in full-stack web development
Experience with Django + React projects
Knowledge of database optimization and security best practices
Prior experience integrating payment gateways (preferably Razorpay & UPI)
Professional experience preferred
This is a freelance job — remote candidates are welcome.