I will fix bugs and maintain your website or backend application

J
junaidazhar62
J
junaidazhar62
Junaid A

About this gig

Is your website or backend application broken or behaving unexpectedly?

I can help.


I am an experienced developer specializing in bug fixing and website maintenance for applications built with Node js Express js DotNet C sharp and Python.

Whether its a small bug, API error, performance issue, or ongoing maintenance, I will quickly identify the root cause and apply clean, reliable fixes.


What I Can Fix

  • Backend bugs and errors
  • API issues and failed requests
  • Authentication and authorization problems
  • Database errors and query issues
  • Broken features and logic bugs
  • Performance and optimization issues

Maintenance Services

  • Regular bug fixes
  • Code cleanup and refactoring
  • Dependency updates
  • Error monitoring and fixes
  • Small feature improvements

Technologies I Work With

  • Node js and Express js
  • DotNet Core and C sharp
  • Python applications
  • MongoDB MySQL PostgreSQL SQL Server


Why Choose Me

  • Fast issue diagnosis
  • Clean and safe fixes
  • Clear communication
  • Support after delivery


Please message me before placing an order so I can review the issue first.

Get to know Junaid A

Junaid A

Full Stack Developer Office Addins Word Excel Outlook AI and API Integrations

5.0(4)
  • FromPakistan
  • Member sinceJan 2025
  • Last delivery3 months
  • Languages

    Urdu, Punjabi, English, Hindi
Full Stack Developer with 5+ years of experience building scalable web applications, APIs, AI integrations, and Microsoft Office Add-ins. I create custom add-ins for Word, Excel, Outlook using Office.js and VSTO to extend business workflows. My stack includes React, TypeScript, .NET Core, Node.js, and Python. I build SaaS platforms, dashboards, automation, secure backend APIs. Experienced with Microsoft Graph, SharePoint, REST APIs, OAuth2, JWT, and cloud services. I focus on clean architecture, performance, and reliable integrations for modern business applications and enterprise solutions.

My Portfolio