I will debug and fix bugs in react, node, angular, nestjs, API and database

M
muasharilyas
M
muasharilyas
Mubashar Ilyas
5.0
5.0
debug and fix bugs in react, node, angular, nestjs, API and database
Full Screen
debug and fix bugs in react, node, angular, nestjs, API and database

About this gig

Are you facing bugs in your web application, API, database, payment flow, deployment, or AI-powered application? I can help you debug, fix, and improve your application professionally.


I am a Senior Full Stack Developer with 8 years of experience working with React, Next.js, Angular, Vue.js, Node.js, Express.js, NestJS, TypeScript, JavaScript, MongoDB, MySQL, PostgreSQL, Sequelize, GraphQL, Stripe, REST APIs, AI/LLM integrations, and deployment platforms.


I can fix issues related to:


Frontend bugs in React, Next.js, Angular, Vue.js

Backend bugs in Node.js, Express.js, and NestJS

API errors, authentication issues, and role-based access bugs

Database issues in MongoDB, MySQL, and PostgreSQL

Stripe payment and checkout issues

GraphQL and REST API issues

AI/LLM integration and chatbot bugs

Deployment issues on AWS, Cloudways, Render, and Railway

Swagger, Postman, and API testing issues

UI bugs, responsiveness issues, and Tailwind CSS fixes

Performance, validation, and server-side errors


I focus on clean code, proper debugging, and long-term stable fixes.


Please message me before placing an order so I can review the issue and suggest the best package.

  • Programming language

    • JavaScript

  • Expertise

    • Debugging
    • Performance
    • Security
    • Databases
    • Source control

  • Frontend framework

    • Angular
    • Next.js
    • React.js
    • Tailwind CSS
    • Vue.js

  • Backend framework

    • Express.js
    • FastAPI
    • NestJS
    • Next.js
    • Node.js

Get to know Mubashar Ilyas

Mubashar Ilyas

Senior Full Stack Developer Angular, React, Next js, Node js

5.0(5)
  • FromPakistan
  • Member sinceJul 2021
  • Avg. response time1 hour
  • Last delivery3 weeks

  • Languages

    Urdu, English, Hindi, French
I am a Senior Full Stack Developer with 8 years of experience building scalable web apps, SaaS platforms, admin dashboards, APIs, AI-powered applications, Hybrid(Mobile+Web) apps, LLM integrations, chatbots, automation tools, and payment systems. I work with React, Next.js, Angular, Vue, Node.js, Express, NestJS, TypeScript, MongoDB, MySQL, PostgreSQL, Sequelize, GraphQL, Stripe, and AI/LLM APIs. I also handle API docs, testing, and deployment on AWS, Cloudways, Render, and Railway.

My Portfolio

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Reviews

1 reviews for this Gig
5.0

(1)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
Sort By
Most relevant
  • D

    davepank13

    US

    United States

    5

    Mubashar did an excellent job fixing a complicated product variant generation bug in our Pimcart platform. He quickly understood the issue, reproduced the different scenarios, identified the root cause, and implemented a clean fix without disrupting the existing functionality. Communication was great...

    $50

    Price

    2 days

    Duration

    Helpful?
    Yes
    No
Reviews

1 reviews for this Gig
5.0

(1)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
Sort By
Most relevant
  • D

    davepank13

    US

    United States

    5

    Mubashar did an excellent job fixing a complicated product variant generation bug in our Pimcart platform. He quickly understood the issue, reproduced the different scenarios, identified the root cause, and implemented a clean fix without disrupting the existing functionality. Communication was great...

    $50

    Price

    2 days

    Duration

    Helpful?
    Yes
    No

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