I will refactor, rewrite and modernize your legacy code or codebase

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awaiskhan001
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awaiskhan001
awaiskhan001

About this gig

Is legacy code slowing your team down?

I'm a Senior Software Engineer with 10+ years of experience turning messy, outdated codebases into clean, tested, maintainable software. I've done this professionally at scale, not just on side projects.


What I offer:

Refactoring of legacy code with zero behavior changes (backed by tests)

Full or partial rewrites & framework migrations

Modernization: old Python 2/legacy JS modern Python, TypeScript, current frameworks

Removing technical debt, dead code, and duplication

Adding test coverage (TDD) so future changes are safe

Clear documentation of every change


Tech stack: Python (Django, FastAPI), JavaScript/TypeScript (React, Node), Go, Elixir, SQL/PostgreSQL, Docker, Kubernetes


How it works:

  1. You share the code (NDA-friendly)
  2. I audit it and send a free scope estimate
  3. I refactor incrementally with tests, so nothing breaks
  4. You get clean code + a summary of improvements


Message me before ordering so I can review your codebase and give you an accurate quote.

Get to know awaiskhan001

awaiskhan001

I am passionate about my work

5.0(6)
  • FromPakistan
  • Member sinceJul 2018
  • Last delivery5 years
  • Languages

    English, Spanish
I am a passionate software engineer, programming since 2014. After getting my bachelor's degree in computer science, I worked remotely for many companies around the globe for several years. I joined Fiverr to find interesting projects for developing web and mobile applications.