I will fix bugs and errors in your node express or mongodb backend

D
dev_mh45
D
dev_mh45
Mahmudul Hasan
fix bugs and errors in your node express or mongodb backend
Full Screen
fix bugs and errors in your node express or mongodb backend

About this gig

Fix Node.js / Express / MongoDB Issues

I will quickly debug and fix errors in your Node.js, Express, or MongoDB backend to make your app run smoothly

  • Website type

    • E-Commerce store

  • Programming language

    • HTML & CSS
    • JavaScript
    • TypeScript
    • React
    • Tailwind CSS

  • Website features

    • Payment
    • Customer support
    • Inventory
    • Events
    • Chat
    • Booking
    • Portfolio
    • Dashboard
    • Reviews
    • Blog
Respect third-party rights

Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.

Get to know Mahmudul Hasan

Mahmudul Hasan
  • FromBangladesh
  • Member sinceAug 2025

  • Languages

    Bengali, English, German
Back-end Developer with 1.5+ years of experience architect and deploying high-performance, scaleless web services using Nodes and Express. Expertise includes designing efficient Restful APIs, optimising MongoDB through advanced schema design and query performance, and implementing real-time features with Socket.

Related tags