I will build scalable backend apis and web services

D
dankuarg
D
dankuarg
Daniel
build scalable backend apis and web services
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build scalable backend apis and web services

About this gig

Looking for a reliable backend developer to build robust APIs, fix bugs, or integrate custom AI workflows? You are in the right place!


I am a Software Engineer specializing in backend architecture, API integration, and performance optimization. I build clean, scalable, and secure backend systems tailored to your project requirements.


What I can do for you:

Custom RESTful API development (Node.js, Express, NestJS, Python)

Webhooks and third-party API integration

Database setup and query optimization (PostgreSQL, MongoDB, Redis)

Local AI model and workflow integrations

Bug fixes, performance optimization, and refactoring

Deployment setup and technical support


Why work with me?

Clean, maintainable, and well-documented code

Strong focus on security and scalability

Clear communication and fast response times


Please contact me before placing an order so we can discuss your project details and select the best package for you!

  • Expertise

    • Algorithms & Data structures
    • Debugging
    • Performance
    • Security
    • Databases

  • Programming language

    • JavaScript

  • Frontend framework

    • Angular
    • Flutter
    • jQuery
    • Next.js
    • React.js

  • Backend framework

    • Laravel
    • Express.js
    • Flask
    • NestJS
    • Next.js

Get to know Daniel

Daniel

Software Engineer

  • FromMexico
  • Member sinceAug 2026

  • Languages

    English, Spanish
I am a Software Engineer with 3+ years of experience building scalable backend architectures, high-performance web and mobile applications, and custom games. I specialize in Node.js, Flutter, C#/Unity, Python, and cloud infrastructure, as well as integrating local AI workflows and automation. I focus on delivering clean, maintainable code and production-ready solutions.

My Portfolio

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