I will diagnose and fix bugs in your web application

H
hvladyslav
H
hvladyslav
Vladyslav H
diagnose and fix bugs in your web application
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diagnose and fix bugs in your web application

About this gig

Please contact me before placing an order.

Every bug is different, so I will first review the issue and provide a custom offer based on its complexity, required work, and delivery time.


  • I can diagnose and fix issues related to:
  • Frontend and backend functionality
  • API requests and integrations
  • Forms, validation, and data processing
  • Authentication and authorization
  • Database queries and application logic
  • Build, Docker, and configuration errors
  • Unexpected application behavior


Please send a description of the problem, the expected and actual behavior, screenshots or error messages, and steps to reproduce the issue.


After reviewing the available information, I will confirm whether I can fix it and send you a custom offer with a clear scope, price, and delivery time.


A revision covers adjustments related to the agreed bug fix. New features or unrelated issues require a separate offer.

  • Frontend framework

    • Next.js
    • React.js
    • Tailwind CSS

  • Backend framework

    • FastAPI
    • Fastify
    • Next.js
    • Node.js

Get to know Vladyslav H

Vladyslav H

Independent Software Engineer

  • FromPoland
  • Member sinceMay 2024

  • Languages

    English, Ukrainian, Polish
Web applications rarely need more code for its own sake—they need the right solution to a specific problem. I help businesses extend existing products, build reliable APIs, resolve difficult bugs, integrate external services, and automate manual workflows. My approach is straightforward: understand the goal, define a realistic scope, and deliver maintainable code that fits the current architecture. Before starting, I review the requirements and provide a clear custom offer covering scope, price, and delivery time.

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