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I will fix bugs in your react nodejs or nextjs application
Sagar Soni
About this gig
Need a professional React, Next.js, or Node.js developer to fix bugs in your web application?
I specialize in React bug fixing, Next.js troubleshooting, and Node.js debugging. Whether you're facing frontend errors, backend issues, API integration problems, authentication failures, database errors, or performance issues, I can help resolve them quickly and efficiently.
Services include:
- React.js bug fixing and troubleshooting
- Next.js issue resolution
- Node.js and Express.js debugging
- API integration fixes
- Frontend and backend bug fixes
- Authentication and login issues
- Database connectivity fixes
- Performance optimization
- Error handling improvements
Why choose me?
- 8+ years of development experience
- Clean and maintainable code
- Fast communication and updates
- Thorough testing before delivery
- Reliable support
Contact me before placing an order so I can review the issue and recommend the best package for your React, Next.js, or Node.js application.
Get to know Sagar Soni
Sagar Soni
Full Stack Developer Web Mobile App SaaS Development Expert 11 Years Experienc
- FromIndia
- Member sinceJun 2026
- Avg. response time1 hour
Languages
Hindi, Gujarati, English
With 10+ years of experience, I help startups and businesses transform ideas into scalable web, mobile, SaaS, and AI-powered solutions.
My expertise includes React, Next.js, Node.js, NestJS, Laravel, Flutter, MongoDB, PostgreSQL, MySQL, AWS, and cloud technologies.
I specialize in custom web applications, mobile apps, API integrations, SaaS platforms, MVP development, AI automation, and enterprise solutions.
I focus on clean code, scalable architecture, clear communication, timely delivery, and long-term support to ensure every project delivers value.
Let's build something together.
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Other Software Development Services I Offer
FAQ
What types of React, Next.js, and Node.js bugs can you fix?
I can fix React.js bugs, Next.js errors, Node.js backend issues, API integration problems, authentication errors, database issues, routing problems, performance bottlenecks, and deployment-related issues.
Do you provide React.js and Next.js debugging services?
Yes. I provide React.js debugging, Next.js troubleshooting, frontend bug fixing, component error resolution, state management fixes, routing fixes, and performance optimization.
Can you fix Node.js API and backend issues?
Yes. I can troubleshoot Node.js and Express.js applications, fix API errors, authentication issues, database connectivity problems, server errors, and backend performance issues.
What do you need to start fixing my application?
Please provide the source code, GitHub repository access (if applicable), error logs, screenshots, and a clear description of the issue so I can diagnose and resolve it efficiently.
Do you work on existing web applications and SaaS products?
Yes. I work on existing React, Next.js, and Node.js applications, SaaS platforms, dashboards, admin panels, CRM systems, and custom web applications.
Can you optimize the performance of my React or Node.js application?
Yes. I can identify performance bottlenecks, optimize frontend rendering, improve API response times, enhance database queries, and improve overall application performance.
Do you offer support after the bug is fixed?
Yes. I thoroughly test all fixes before delivery and can provide post-delivery support based on the selected package.
