Freelance bug fix developer

Work with a freelance developer to fix bugs and resolve technical issues fast

Your website or app is experiencing bugs and errors that hurt user experience? On ComeUp, freelance developers diagnose and fix technical issues quickly and reliably. Expert support to get your digital product back on track.

Services Freelancers

352 results

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  • Abdel-Mawad Idrissou
    Abdel-Mawad Idrissou

    Sales 0

    WordPress

    HTML

    CSS

    IT support

    Php

  • Dieudonné Houndagnon
    Dieudonné Houndagnon

    Développeur Web Full-Stack — Sites & Landing Pages qui convertissent (Next.js, React, Laravel)

    Sales 0

    WordPress

    UX/UI

    Showcase website

    Web performance optimization

    Front-end

    Web application

    Landing pages

    Responsive design

  • Aminou Mohamadou
    Aminou Mohamadou

    Développeur Shopify & Next.js — UX/UI E-commerce Premium

    Sales 2

    Web design

    Shopify

    React

    JavaScript

    Shopify theme

  • Sèdjlo Pascal
    Sèdjlo Pascal

    Développeur Web et Mobile

    Sales 145

    Functional programming

    Web scraping

    Api integration

    Api

  • Saïd
    Saïd

    Founder of Grafy.me | Senior Full-Stack Engineer & AI/ML Architect

    Sales 0

    Back-end

    SaaS

    Front-end

    Figma

  • Amadou
    Amadou

    Sales 197

    WordPress

    WordPress theme

    Wordpress plugin

    Shopify

    JavaScript

  • Djery Dietchi
    Djery Dietchi

    Développeur Web et Mobile - Expert Laravel, Angular & Flutter

    Sales 0

    Angular

    WordPress

    MySQL

    Docker

  • Ayoub
    Ayoub

    Sales 69

  • salomon leonel
    salomon leonel

    Expert PHP & API – Correction de bugs critiques, paiement et applications métiers

    Sales 0

  • Abel-Timotei
    Abel-Timotei

    Developpeur Web & IA | Sites modernes, Agents IA, Bots Discord

    Sales 0

  • Youssef
    Youssef

    Expert en développement et optimisation UI/UX

    Performance Top

    Sales 298

    HTML

    CSS

    JavaScript

    WordPress

  • Saâd Rajraji
    Saâd Rajraji

    Développeur Senior FullStack (PHP / Javascript) & Formateur

    Sales 0

    HTML

    CSS

    JavaScript

    Php

    WordPress

    React

  • lylia
    lylia

    Sales 10

    WordPress

    WordPress theme

    Wordpress plugin

  • Jerson Clément
    Jerson Clément

    Développeur web front-end

    Sales 447

    HTML

    CSS

    JavaScript

    Bootstrap

    Tailwind

    Figma

    Php

    WordPress

    Mailchimp

  • Jules Fakhouri
    Jules Fakhouri

    Développeur web, mobile & expert informatique | Solutions rapides & accompagnement sur mesure💡

    Sales 14

    WordPress

    Windows optimization

    Claude

    Performance audits

    SEO

    IT troubleshooting

    IT support

    iOS

    Android

    Git versioning

  • ADIL
    ADIL

    Sales 170

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