Full Stack Developer Needed to Debug and Fix Bugs in an Existing SaaS Platform

### Project Overview I am looking for an experienced Full Stack Developer to identify, debug, and fix issues in my existing SaaS web application. The application is already developed, but some bugs and functional issues need to be resolved. I need a skilled developer who can understand the existing codebase, identify the root causes, and implement proper solutions without affecting other working features. ### Scope of Work The selected developer will be responsible for: 1. Reviewing the existing SaaS application. 2. Identifying and fixing frontend bugs. 3. Debugging backend functionality. 4. Fixing API integration issues. 5. Resolving database-related issues if required. 6. Fixing authentication and login/signup issues if applicable. 7. Resolving dashboard and user functionality issues. 8. Fixing UI/UX and responsiveness problems. 9. Testing all fixed features. 10. Ensuring existing functionality works properly after updates. ### Developer Requirements - Strong experience in Full Stack Development. - Experience working with existing SaaS applications. - Excellent debugging and problem-solving skills. - Knowledge of frontend and backend technologies. - Experience with API integrations. - Database management experience. - Ability to work with an existing codebase. - Good communication and timely delivery. ### Important Instructions - First investigate the existing issues. - Identify the root cause before making changes. - Do not rewrite the entire application. - Avoid unnecessary changes to existing functionality. - Maintain the existing application architecture. - Write clean and maintainable code. - Test all changes before delivery. ### Deliverables - All assigned bugs fixed. - Updated and clean source code. - Properly tested functionality. - Summary of bugs identified and fixed. - Explanation of changes made. - No new issues introduced by the fixes. ### Proposal Requirements Please answer these questions when submitting your proposal: 1. How many years of experience do you have in Full Stack Development? 2. Have you previously debugged and fixed an existing SaaS application? 3. What technologies and frameworks do you specialize in? 4. How do you approach debugging an existing codebase? 5. Can you provide examples of similar projects? 6. How soon can you start? 7. What is your estimated cost for this project? ### Additional Information I am looking for a reliable developer interested in understanding the existing application and providing long-term, stable solutions. Please apply only if you have relevant experience debugging and fixing existing web applications.