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I will fix bugs and errors in your nodejs nestjs backend
rehmanshawon
Über diesen Service
I will fix bugs and errors in your Node.js, NestJS, Express or TypeScript backend API.
I can help with broken endpoints, NestJS dependency injection errors, JWT/auth bugs, database issues, TypeScript errors, deployment problems and server crashes.
What I can fix:
Node.js backend errors
NestJS module, provider and dependency injection errors
Express.js route and middleware bugs
TypeScript compile/runtime errors
REST API endpoint issues
JWT authentication and authorization bugs
Prisma, TypeORM, Sequelize, MySQL and PostgreSQL issues
DTO validation and request/response problems
Environment variable and configuration errors
Docker, build and deployment-related backend errors
Server crashes and unexpected API behavior
What you will get:
Clean and working code
Clear explanation of the issue
Professional debugging approach
Fast communication
Secure handling of your code
Suggestions to prevent similar bugs in the future
Please message me before placing an order so I can check the issue and recommend the correct package.
Note: This gig is for fixing existing Node.js, NestJS, Express and TypeScript backend projects.
Lerne rehmanshawon kennen
rehmanshawon
Web and Mobile App Developer, Game Developer, Motion Graphics Animator
- AusBangladesch
- Mitglied seitNov. 2015
Sprachen
Bengalisch, Englisch, Urdu, Hindi
Hi there! I’m a passionate developer and designer with expertise in building modern web apps, mobile solutions, and interactive experiences. Here’s how I can help you:
✅ Full-Stack Development:
Crafting scalable web apps with MERN stacks.
✅ Mobile Apps with Flutter:
Developing cross-platform apps for iOS/Android using Flutter/Dart.
✅ Game Development:
Designing 2D/3D games and interactive environments with Unity.
🎨 Animation & Motion Graphics:
Bringing ideas to life with 3ds Max and After Effects for polished animations, visual effects, and motion design.
Let’s bring your ideas to life!
Mein Portfolio
FAQ
Q: Can you fix NestJS dependency injection or module errors?
A: Yes. I can fix common NestJS errors related to modules, providers, services, controllers, dependency injection, circular dependencies and configuration issues.
Q: Can you fix JWT authentication bugs?
A: Yes. I can debug login, registration, JWT token generation, token verification, guards, middleware, role-based access and authorization issues.
Q: Can you fix database bugs?
A: Yes. I can work with MySQL, PostgreSQL, Prisma, TypeORM, Sequelize and general SQL/database connection issues.
Q: Do you work with existing codebases?
A: Yes. This gig is mainly for existing projects. Please provide access to the repository, setup instructions and the error details.
Q: Can you fix deployment errors?
A: Yes. I can help with backend deployment issues, build errors, environment variables, Docker problems and server configuration problems.
Q: Do you build new features too?
A: Yes, but this gig is focused on bug fixing. For new feature development, please contact me first so I can estimate the scope properly.
Q: Will you explain what was fixed?
A: Yes. I will provide a short explanation of the problem, what I changed and how to test the fix.
