Bug fixes

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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  • Laurent
    Laurent

    Sales 39

    Status PRO

  • Léo-Robin
    Léo-Robin

    Développeur Fullstack et Mobile

    Sales 0

    Status PRO

    HTML

    CSS

    Php

    asp.net

    Node.js

    Docker

    WordPress

    JavaScript

    SQL

    MySQL

  • Teddy
    Teddy

    "Agence Web Digital" et "IT" Nessmedia

    Sales 0

    Status PRO

    WordPress

    WordPress theme

    Shopify

    Prestashop

    WooCommerce

    Sales funnels

    Cloud computing

  • climbing38
    climbing38

    Agence Web : Développement sur Mesure WordPress, Python, PHP et SEO

    Sales 127

    Status PRO

    SEO audit

    Wordpress plugin

    Web scraping

    WordPress

    Php

  • Tagnon
    Tagnon

    L’avenir de vos projets commence ici : faites décoller votre business 🚀

    Performance Top

    Sales 98

    WordPress

    WordPress theme

    Wordpress plugin

    Adobe Photoshop

    Shopify

    WooCommerce

    Web security

  • Candace
    Candace

    Performance Top

    Sales 109

    WordPress

    Web scraping

    CSS

    Php

    React

    Python

  • Youssef
    Youssef

    Expert en développement et optimisation UI/UX

    Performance Top

    Sales 297

    HTML

    CSS

    JavaScript

    WordPress

  • Simon Joseph
    Simon Joseph

    Your design partner when average is not enough!

    Sales 0

    Digital marketing

    Web performance optimization

    Web design

    Functional programming

    Web application

    Logo Creation

  • Hammed
    Hammed

    Conversion Driven Website Developer | Fixing Websites That Don’t Generate Sales

    Sales 1

    Shopify

    Web design

  • KATCHENEFO
    KATCHENEFO

    Expert WordPress & WooCommerce | Création d'applications Web & Mobile | Automatisation d'entreprise

    Sales 0

    WordPress

    WooCommerce

    Community management

  • Charbel
    Charbel

    Développeur & Designer UX/UI | Spécialiste E-commerce (Shopify, Prestashop, Woocommerce)

    Sales 7

    WordPress

    Shopify

    Prestashop

  • Arsalan Jamal
    Arsalan Jamal

    Conception graphique | Développement web | Analyse de données

    Sales 29

    Graphic Design

    Python

    Chatbot

    Logo Creation

    Logo Vectorization

  • Dieudonné Houndagnon
    Dieudonné Houndagnon

    Frontend Developer | Sites modernes, rapides & optimisés SEO

    Sales 0

    UX/UI

    Showcase website

    Web performance optimization

    Full-stack

    Front-end

    Web application

    React

    Landing pages

    HTML

    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

  • Amadou
    Amadou

    Sales 197

    WordPress

    WordPress theme

    Wordpress plugin

    Shopify

    JavaScript

  • HERMAN
    HERMAN

    🟢 Développeur Full-Stack · Flutter · NextJs | Web · App · SaaS · | Design UI/UX

    Sales 52

    WordPress

    WooCommerce

    Adobe Photoshop

    Digital marketing

    Web security

  • William
    William

    Sales 123

    Api

  • Salim Bounceur
    Salim Bounceur

    Web Designer expérimenté, Spécialiste Divi & wordpress ( +10 ans )

    Sales 617

    WordPress theme

    WordPress

    Adobe Photoshop

    Photo Retouching

    Web design

    Graphic Design

    Php

    MySQL

    HTML

    CSS

  • MADI
    MADI

    Expert WordPress & Framer — Création de sites performants & automatisés

    Performance Top

    Sales 329

    Sales funnels

    Website redesign

    Showcase website

    WordPress

    Web design

    Figma

    Webflow

  • Michael Galy
    Michael Galy

    Performance Excellent

    Sales 440

    Web security

  • Mohamed
    Mohamed

    Développeur web expert: Shopify, Wordpress & Prestashop

    Performance Excellent

    Sales 342

    Automated workflow

    Automated content

    Shopify

    HTML

    Php

    MySQL

    SEO audit

  • Lenaïc Hounleba
    Lenaïc Hounleba

    Développeur Full Stack & Funnel Builder Systeme.io

    Performance Very good

    Sales 131

    React

    Angular

    WordPress

    MySQL

    Data security

    Php

    JavaScript

  • Charbel
    Charbel

    Expert Développement web - SEO - Marketing digital

    Performance Very good

    Sales 62

    WordPress

    Wordpress plugin

    WordPress theme

    Shopify

    Adobe Photoshop

    WooCommerce

    Sales funnels

  • Rezak
    Rezak

    Développeur web Full Stack 🌐💻 | PHP / Laravel | JavaScript / React JS | MERN Stack 🚀

    Performance Good

    Sales 440

    Server configuration

    Problem solving

    React

    Php

    MySQL

    Angular

  • Joseph
    Joseph

    Eccomerce Expert | DropshippingSpecialist| Knowledgeable about Web design and Web development |

    Sales 0

    SEO

    Dropshipping

    Facebook Ads

    Email marketing

    Wix

    Web design

    Shopify

    Video editing

    Graphic Design

    2D Animation

  • Kevin
    Kevin

    Expert WordPress & Multimédia

    Sales 0

  • Faridat Abdulazeez
    Faridat Abdulazeez

    Ecommerce Business Expert | Design • Marketing • Strategy

    Sales 0

    Branding

    Wix

    Shopify

    Marketing strategy

  • Simeon
    Simeon

    Développeur Web Expert | Spécialiste Django, Laravel & API

    Sales 0

    Laravel

    Python

    Php

    Api integration

    JavaScript

    CSS

    HTML

  • Finariidi Rabetsaramanana
    Finariidi Rabetsaramanana

    Développeur WordPress | Création, optimisation et modification de sites web

    Sales 0

    Laravel

    WordPress

    Shopify

    React

    Php

    JavaScript

    HTML

    CSS

    Ajax

  • Matthieu
    Matthieu

    Matthieu Sousa

    Sales 0

    Data analysis

    No-code automation

    Data extraction

    Python

  • Ilya
    Ilya

    Développeur Python — Automatisation IA, API & Debugging

    Sales 0

    WooCommerce

    WordPress

    JavaScript

    Make

    N8N

    Webhooks

    Test automation

    ChatGPT

    AI agent

    Python

  • matheo
    matheo

    Développeur Fullstack & Mobile | Expert Next.js & Solutions IA

    Sales 0

    Web development training

    SEO

    Unit testing

    Node.js

    HTML

    React native

    Mobile application

  • Ilyes
    Ilyes

    Sales 0

    SEO

    Webhooks

    Web design

    Web security

    Data security

    MySQL

    Payment integration

    React

    Ci/cd pipelines

    Docker

  • Mouhyadine
    Mouhyadine

    Expert Développeur Full-Stack MERN | Spécialiste React, Node.js & SaaS

    Sales 0

    Tailwind

    React

    Node.js

    JavaScript

    Api integration

    HTML

    Full-stack

    Restful api

    Bootstrap

  • Ernesto Ramanandraibe
    Ernesto Ramanandraibe

    Développeur PHP Polyvalent | Web, Maintenance & Réseaux

    Sales 0

    Php

  • Constantin Sokenou
    Constantin Sokenou

    Developpeur web FullStack | IA Enthousiast | IT Enthousiast

    Sales 0

  • Imisioluwa
    Imisioluwa

    AI Automation Architect | Sales Funnels, CRM Integrations E-commerce Website & AI Voice Agents

    Sales 0

    Hubspot

    Shopify

    Shopify theme

    Shopify plugin

    E-commerce niche

    Zoho Social

    Zoho Docs

  • Teanuanua
    Teanuanua

    Étudiant en Master Architecte Système et Réseaux (ISR)

    Sales 0

    System administration

    Software installation

    Server configuration

    Video game

  • Rayan Elyounassi
    Rayan Elyounassi

    AI Engineer & Full-Stack Developer | Next.js, LangChain & OpenAI Specialist

    Sales 0

    Full-stack

    Python

    AI agent

    Api

    Api integration

    IT troubleshooting

    Landing pages

    LLM

    Machine learning

  • Samira
    Samira

    Ingénieure Informatique Sénior | Solutions web & services rapides

    Sales 0

    Angular

    IT support

  • Mathis
    Mathis

    Création digitale & accompagnement

    Sales 0

    WordPress

    Adobe Photoshop

    Organic seo

  • Delf Zyboth Apendhi
    Delf Zyboth Apendhi

    Designer graphique professionnel

    Sales 0

    Graphic Design

  • Kevin
    Kevin

    Kevin | Support Technique & Web

    Sales 0

    HTML

    Php

    CSS

    JavaScript

  • Mirko
    Mirko

    Simple Website Creator for Small Businesses

    Sales 0

    Landing pages

    Web design

  • Raymond Jude
    Raymond Jude

    Growth & Automation Expert | GoHighLevel CRM Architect & High-CTR Thumbnail Designer

    Sales 0

    Marketing automation

    HTML

    Hubspot

    Web design

    Responsive design

    Logo Creation

  • YVAN
    YVAN

    développeur full stack (spring boot/Angular)

    Sales 0

    HTML

    CSS

    JavaScript

    Tailwind

    Angular

    Unit testing

  • Hatim
    Hatim

    Développeur Full-Stack | Expert Angular & Java/Spring Boot

    Sales 0

    Angular

    JavaScript

    Typescript

    Tailwind

    CSS

    HTML

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